diff --git a/blockly_compressed.js b/blockly_compressed.js
index a7bbe2e6c..b377852d1 100644
--- a/blockly_compressed.js
+++ b/blockly_compressed.js
@@ -130,10 +130,116 @@ goog.userAgent.ANDROID=goog.userAgent.PLATFORM_KNOWN_?goog.userAgent.ASSUME_ANDR
 goog.userAgent.determineVersion_=function(){var a="",b;if(goog.userAgent.OPERA&&goog.global.opera)return a=goog.global.opera.version,goog.isFunction(a)?a():a;goog.userAgent.GECKO?b=/rv\:([^\);]+)(\)|;)/:goog.userAgent.IE?b=/\b(?:MSIE|rv)[: ]([^\);]+)(\)|;)/:goog.userAgent.WEBKIT&&(b=/WebKit\/(\S+)/);b&&(a=(a=b.exec(goog.userAgent.getUserAgentString()))?a[1]:"");return goog.userAgent.IE&&(b=goog.userAgent.getDocumentMode_(),b>parseFloat(a))?String(b):a};
 goog.userAgent.getDocumentMode_=function(){var a=goog.global.document;return a?a.documentMode:void 0};goog.userAgent.VERSION=goog.userAgent.determineVersion_();goog.userAgent.compare=function(a,b){return goog.string.compareVersions(a,b)};goog.userAgent.isVersionOrHigherCache_={};
 goog.userAgent.isVersionOrHigher=function(a){return goog.userAgent.ASSUME_ANY_VERSION||goog.userAgent.isVersionOrHigherCache_[a]||(goog.userAgent.isVersionOrHigherCache_[a]=0<=goog.string.compareVersions(goog.userAgent.VERSION,a))};goog.userAgent.isVersion=goog.userAgent.isVersionOrHigher;goog.userAgent.isDocumentModeOrHigher=function(a){return goog.userAgent.IE&&goog.userAgent.DOCUMENT_MODE>=a};goog.userAgent.isDocumentMode=goog.userAgent.isDocumentModeOrHigher;
-goog.userAgent.DOCUMENT_MODE=function(){var a=goog.global.document;return a&&goog.userAgent.IE?goog.userAgent.getDocumentMode_()||("CSS1Compat"==a.compatMode?parseInt(goog.userAgent.VERSION,10):5):void 0}();goog.math.Size=function(a,b){this.width=a;this.height=b};goog.math.Size.equals=function(a,b){return a==b?!0:a&&b?a.width==b.width&&a.height==b.height:!1};goog.math.Size.prototype.clone=function(){return new goog.math.Size(this.width,this.height)};goog.DEBUG&&(goog.math.Size.prototype.toString=function(){return"("+this.width+" x "+this.height+")"});goog.math.Size.prototype.getLongest=function(){return Math.max(this.width,this.height)};
+goog.userAgent.DOCUMENT_MODE=function(){var a=goog.global.document;return a&&goog.userAgent.IE?goog.userAgent.getDocumentMode_()||("CSS1Compat"==a.compatMode?parseInt(goog.userAgent.VERSION,10):5):void 0}();goog.dom.BrowserFeature={CAN_ADD_NAME_OR_TYPE_ATTRIBUTES:!goog.userAgent.IE||goog.userAgent.isDocumentModeOrHigher(9),CAN_USE_CHILDREN_ATTRIBUTE:!goog.userAgent.GECKO&&!goog.userAgent.IE||goog.userAgent.IE&&goog.userAgent.isDocumentModeOrHigher(9)||goog.userAgent.GECKO&&goog.userAgent.isVersionOrHigher("1.9.1"),CAN_USE_INNER_TEXT:goog.userAgent.IE&&!goog.userAgent.isVersionOrHigher("9"),CAN_USE_PARENT_ELEMENT_PROPERTY:goog.userAgent.IE||goog.userAgent.OPERA||goog.userAgent.WEBKIT,INNER_HTML_NEEDS_SCOPED_ELEMENT:goog.userAgent.IE,
+LEGACY_IE_RANGES:goog.userAgent.IE&&!goog.userAgent.isDocumentModeOrHigher(9)};goog.dom.TagName={A:"A",ABBR:"ABBR",ACRONYM:"ACRONYM",ADDRESS:"ADDRESS",APPLET:"APPLET",AREA:"AREA",ARTICLE:"ARTICLE",ASIDE:"ASIDE",AUDIO:"AUDIO",B:"B",BASE:"BASE",BASEFONT:"BASEFONT",BDI:"BDI",BDO:"BDO",BIG:"BIG",BLOCKQUOTE:"BLOCKQUOTE",BODY:"BODY",BR:"BR",BUTTON:"BUTTON",CANVAS:"CANVAS",CAPTION:"CAPTION",CENTER:"CENTER",CITE:"CITE",CODE:"CODE",COL:"COL",COLGROUP:"COLGROUP",COMMAND:"COMMAND",DATA:"DATA",DATALIST:"DATALIST",DD:"DD",DEL:"DEL",DETAILS:"DETAILS",DFN:"DFN",DIALOG:"DIALOG",DIR:"DIR",DIV:"DIV",
+DL:"DL",DT:"DT",EM:"EM",EMBED:"EMBED",FIELDSET:"FIELDSET",FIGCAPTION:"FIGCAPTION",FIGURE:"FIGURE",FONT:"FONT",FOOTER:"FOOTER",FORM:"FORM",FRAME:"FRAME",FRAMESET:"FRAMESET",H1:"H1",H2:"H2",H3:"H3",H4:"H4",H5:"H5",H6:"H6",HEAD:"HEAD",HEADER:"HEADER",HGROUP:"HGROUP",HR:"HR",HTML:"HTML",I:"I",IFRAME:"IFRAME",IMG:"IMG",INPUT:"INPUT",INS:"INS",ISINDEX:"ISINDEX",KBD:"KBD",KEYGEN:"KEYGEN",LABEL:"LABEL",LEGEND:"LEGEND",LI:"LI",LINK:"LINK",MAP:"MAP",MARK:"MARK",MATH:"MATH",MENU:"MENU",META:"META",METER:"METER",
+NAV:"NAV",NOFRAMES:"NOFRAMES",NOSCRIPT:"NOSCRIPT",OBJECT:"OBJECT",OL:"OL",OPTGROUP:"OPTGROUP",OPTION:"OPTION",OUTPUT:"OUTPUT",P:"P",PARAM:"PARAM",PRE:"PRE",PROGRESS:"PROGRESS",Q:"Q",RP:"RP",RT:"RT",RUBY:"RUBY",S:"S",SAMP:"SAMP",SCRIPT:"SCRIPT",SECTION:"SECTION",SELECT:"SELECT",SMALL:"SMALL",SOURCE:"SOURCE",SPAN:"SPAN",STRIKE:"STRIKE",STRONG:"STRONG",STYLE:"STYLE",SUB:"SUB",SUMMARY:"SUMMARY",SUP:"SUP",SVG:"SVG",TABLE:"TABLE",TBODY:"TBODY",TD:"TD",TEXTAREA:"TEXTAREA",TFOOT:"TFOOT",TH:"TH",THEAD:"THEAD",
+TIME:"TIME",TITLE:"TITLE",TR:"TR",TRACK:"TRACK",TT:"TT",U:"U",UL:"UL",VAR:"VAR",VIDEO:"VIDEO",WBR:"WBR"};goog.dom.tags={};goog.dom.tags.VOID_TAGS_=goog.object.createSet("area base br col command embed hr img input keygen link meta param source track wbr".split(" "));goog.dom.tags.isVoidTag=function(a){return!0===goog.dom.tags.VOID_TAGS_[a]};goog.string.TypedString=function(){};goog.string.Const=function(){this.stringConstValueWithSecurityContract__googStringSecurityPrivate_="";this.STRING_CONST_TYPE_MARKER__GOOG_STRING_SECURITY_PRIVATE_=goog.string.Const.TYPE_MARKER_};goog.string.Const.prototype.implementsGoogStringTypedString=!0;goog.string.Const.prototype.getTypedStringValue=function(){return this.stringConstValueWithSecurityContract__googStringSecurityPrivate_};
+goog.string.Const.prototype.toString=function(){return"Const{"+this.stringConstValueWithSecurityContract__googStringSecurityPrivate_+"}"};goog.string.Const.unwrap=function(a){if(a instanceof goog.string.Const&&a.constructor===goog.string.Const&&a.STRING_CONST_TYPE_MARKER__GOOG_STRING_SECURITY_PRIVATE_===goog.string.Const.TYPE_MARKER_)return a.stringConstValueWithSecurityContract__googStringSecurityPrivate_;goog.asserts.fail("expected object of type Const, got '"+a+"'");return"type_error:Const"};
+goog.string.Const.from=function(a){return goog.string.Const.create__googStringSecurityPrivate_(a)};goog.string.Const.TYPE_MARKER_={};goog.string.Const.create__googStringSecurityPrivate_=function(a){var b=new goog.string.Const;b.stringConstValueWithSecurityContract__googStringSecurityPrivate_=a;return b};goog.html={};goog.html.SafeStyle=function(){this.privateDoNotAccessOrElseSafeStyleWrappedValue_="";this.SAFE_STYLE_TYPE_MARKER_GOOG_HTML_SECURITY_PRIVATE_=goog.html.SafeStyle.TYPE_MARKER_GOOG_HTML_SECURITY_PRIVATE_};goog.html.SafeStyle.prototype.implementsGoogStringTypedString=!0;goog.html.SafeStyle.TYPE_MARKER_GOOG_HTML_SECURITY_PRIVATE_={};
+goog.html.SafeStyle.fromConstant=function(a){a=goog.string.Const.unwrap(a);if(0===a.length)return goog.html.SafeStyle.EMPTY;goog.html.SafeStyle.checkStyle_(a);goog.asserts.assert(goog.string.endsWith(a,";"),"Last character of style string is not ';': "+a);goog.asserts.assert(goog.string.contains(a,":"),"Style string must contain at least one ':', to specify a \"name: value\" pair: "+a);return goog.html.SafeStyle.createSafeStyleSecurityPrivateDoNotAccessOrElse(a)};
+goog.html.SafeStyle.checkStyle_=function(a){goog.asserts.assert(!/[<>]/.test(a),"Forbidden characters in style string: "+a)};goog.html.SafeStyle.prototype.getTypedStringValue=function(){return this.privateDoNotAccessOrElseSafeStyleWrappedValue_};goog.DEBUG&&(goog.html.SafeStyle.prototype.toString=function(){return"SafeStyle{"+this.privateDoNotAccessOrElseSafeStyleWrappedValue_+"}"});
+goog.html.SafeStyle.unwrap=function(a){if(a instanceof goog.html.SafeStyle&&a.constructor===goog.html.SafeStyle&&a.SAFE_STYLE_TYPE_MARKER_GOOG_HTML_SECURITY_PRIVATE_===goog.html.SafeStyle.TYPE_MARKER_GOOG_HTML_SECURITY_PRIVATE_)return a.privateDoNotAccessOrElseSafeStyleWrappedValue_;goog.asserts.fail("expected object of type SafeStyle, got '"+a+"'");return"type_error:SafeStyle"};
+goog.html.SafeStyle.createSafeStyleSecurityPrivateDoNotAccessOrElse=function(a){var b=new goog.html.SafeStyle;b.privateDoNotAccessOrElseSafeStyleWrappedValue_=a;return b};goog.html.SafeStyle.EMPTY=goog.html.SafeStyle.createSafeStyleSecurityPrivateDoNotAccessOrElse("");goog.html.SafeStyle.INNOCUOUS_STRING="zClosurez";
+goog.html.SafeStyle.create=function(a){var b="",c;for(c in a){if(!/^[-_a-zA-Z0-9]+$/.test(c))throw Error("Name allows only [-_a-zA-Z0-9], got: "+c);var d=a[c];null!=d&&(d instanceof goog.string.Const?(d=goog.string.Const.unwrap(d),goog.asserts.assert(!/[{;}]/.test(d),"Value does not allow [{;}].")):goog.html.SafeStyle.VALUE_RE_.test(d)||(goog.asserts.fail("String value allows only [-.%_!# a-zA-Z0-9], got: "+d),d=goog.html.SafeStyle.INNOCUOUS_STRING),b+=c+":"+d+";")}if(!b)return goog.html.SafeStyle.EMPTY;
+goog.html.SafeStyle.checkStyle_(b);return goog.html.SafeStyle.createSafeStyleSecurityPrivateDoNotAccessOrElse(b)};goog.html.SafeStyle.VALUE_RE_=/^[-.%_!# a-zA-Z0-9]+$/;goog.html.SafeStyle.concat=function(a){var b="",c=function(a){goog.isArray(a)?goog.array.forEach(a,c):b+=goog.html.SafeStyle.unwrap(a)};goog.array.forEach(arguments,c);return b?goog.html.SafeStyle.createSafeStyleSecurityPrivateDoNotAccessOrElse(b):goog.html.SafeStyle.EMPTY};goog.i18n={};goog.i18n.bidi={};goog.i18n.bidi.FORCE_RTL=!1;
+goog.i18n.bidi.IS_RTL=goog.i18n.bidi.FORCE_RTL||("ar"==goog.LOCALE.substring(0,2).toLowerCase()||"fa"==goog.LOCALE.substring(0,2).toLowerCase()||"he"==goog.LOCALE.substring(0,2).toLowerCase()||"iw"==goog.LOCALE.substring(0,2).toLowerCase()||"ps"==goog.LOCALE.substring(0,2).toLowerCase()||"sd"==goog.LOCALE.substring(0,2).toLowerCase()||"ug"==goog.LOCALE.substring(0,2).toLowerCase()||"ur"==goog.LOCALE.substring(0,2).toLowerCase()||"yi"==goog.LOCALE.substring(0,2).toLowerCase())&&(2==goog.LOCALE.length||
+"-"==goog.LOCALE.substring(2,3)||"_"==goog.LOCALE.substring(2,3))||3<=goog.LOCALE.length&&"ckb"==goog.LOCALE.substring(0,3).toLowerCase()&&(3==goog.LOCALE.length||"-"==goog.LOCALE.substring(3,4)||"_"==goog.LOCALE.substring(3,4));goog.i18n.bidi.Format={LRE:"\u202a",RLE:"\u202b",PDF:"\u202c",LRM:"\u200e",RLM:"\u200f"};goog.i18n.bidi.Dir={LTR:1,RTL:-1,NEUTRAL:0};goog.i18n.bidi.RIGHT="right";goog.i18n.bidi.LEFT="left";goog.i18n.bidi.I18N_RIGHT=goog.i18n.bidi.IS_RTL?goog.i18n.bidi.LEFT:goog.i18n.bidi.RIGHT;
+goog.i18n.bidi.I18N_LEFT=goog.i18n.bidi.IS_RTL?goog.i18n.bidi.RIGHT:goog.i18n.bidi.LEFT;goog.i18n.bidi.toDir=function(a,b){return"number"==typeof a?0<a?goog.i18n.bidi.Dir.LTR:0>a?goog.i18n.bidi.Dir.RTL:b?null:goog.i18n.bidi.Dir.NEUTRAL:null==a?null:a?goog.i18n.bidi.Dir.RTL:goog.i18n.bidi.Dir.LTR};goog.i18n.bidi.ltrChars_="A-Za-z\u00c0-\u00d6\u00d8-\u00f6\u00f8-\u02b8\u0300-\u0590\u0800-\u1fff\u200e\u2c00-\ufb1c\ufe00-\ufe6f\ufefd-\uffff";goog.i18n.bidi.rtlChars_="\u0591-\u07ff\u200f\ufb1d-\ufdff\ufe70-\ufefc";
+goog.i18n.bidi.htmlSkipReg_=/<[^>]*>|&[^;]+;/g;goog.i18n.bidi.stripHtmlIfNeeded_=function(a,b){return b?a.replace(goog.i18n.bidi.htmlSkipReg_,""):a};goog.i18n.bidi.rtlCharReg_=new RegExp("["+goog.i18n.bidi.rtlChars_+"]");goog.i18n.bidi.ltrCharReg_=new RegExp("["+goog.i18n.bidi.ltrChars_+"]");goog.i18n.bidi.hasAnyRtl=function(a,b){return goog.i18n.bidi.rtlCharReg_.test(goog.i18n.bidi.stripHtmlIfNeeded_(a,b))};goog.i18n.bidi.hasRtlChar=goog.i18n.bidi.hasAnyRtl;
+goog.i18n.bidi.hasAnyLtr=function(a,b){return goog.i18n.bidi.ltrCharReg_.test(goog.i18n.bidi.stripHtmlIfNeeded_(a,b))};goog.i18n.bidi.ltrRe_=new RegExp("^["+goog.i18n.bidi.ltrChars_+"]");goog.i18n.bidi.rtlRe_=new RegExp("^["+goog.i18n.bidi.rtlChars_+"]");goog.i18n.bidi.isRtlChar=function(a){return goog.i18n.bidi.rtlRe_.test(a)};goog.i18n.bidi.isLtrChar=function(a){return goog.i18n.bidi.ltrRe_.test(a)};goog.i18n.bidi.isNeutralChar=function(a){return!goog.i18n.bidi.isLtrChar(a)&&!goog.i18n.bidi.isRtlChar(a)};
+goog.i18n.bidi.ltrDirCheckRe_=new RegExp("^[^"+goog.i18n.bidi.rtlChars_+"]*["+goog.i18n.bidi.ltrChars_+"]");goog.i18n.bidi.rtlDirCheckRe_=new RegExp("^[^"+goog.i18n.bidi.ltrChars_+"]*["+goog.i18n.bidi.rtlChars_+"]");goog.i18n.bidi.startsWithRtl=function(a,b){return goog.i18n.bidi.rtlDirCheckRe_.test(goog.i18n.bidi.stripHtmlIfNeeded_(a,b))};goog.i18n.bidi.isRtlText=goog.i18n.bidi.startsWithRtl;
+goog.i18n.bidi.startsWithLtr=function(a,b){return goog.i18n.bidi.ltrDirCheckRe_.test(goog.i18n.bidi.stripHtmlIfNeeded_(a,b))};goog.i18n.bidi.isLtrText=goog.i18n.bidi.startsWithLtr;goog.i18n.bidi.isRequiredLtrRe_=/^http:\/\/.*/;goog.i18n.bidi.isNeutralText=function(a,b){a=goog.i18n.bidi.stripHtmlIfNeeded_(a,b);return goog.i18n.bidi.isRequiredLtrRe_.test(a)||!goog.i18n.bidi.hasAnyLtr(a)&&!goog.i18n.bidi.hasAnyRtl(a)};
+goog.i18n.bidi.ltrExitDirCheckRe_=new RegExp("["+goog.i18n.bidi.ltrChars_+"][^"+goog.i18n.bidi.rtlChars_+"]*$");goog.i18n.bidi.rtlExitDirCheckRe_=new RegExp("["+goog.i18n.bidi.rtlChars_+"][^"+goog.i18n.bidi.ltrChars_+"]*$");goog.i18n.bidi.endsWithLtr=function(a,b){return goog.i18n.bidi.ltrExitDirCheckRe_.test(goog.i18n.bidi.stripHtmlIfNeeded_(a,b))};goog.i18n.bidi.isLtrExitText=goog.i18n.bidi.endsWithLtr;
+goog.i18n.bidi.endsWithRtl=function(a,b){return goog.i18n.bidi.rtlExitDirCheckRe_.test(goog.i18n.bidi.stripHtmlIfNeeded_(a,b))};goog.i18n.bidi.isRtlExitText=goog.i18n.bidi.endsWithRtl;goog.i18n.bidi.rtlLocalesRe_=/^(ar|ckb|dv|he|iw|fa|nqo|ps|sd|ug|ur|yi|.*[-_](Arab|Hebr|Thaa|Nkoo|Tfng))(?!.*[-_](Latn|Cyrl)($|-|_))($|-|_)/i;goog.i18n.bidi.isRtlLanguage=function(a){return goog.i18n.bidi.rtlLocalesRe_.test(a)};goog.i18n.bidi.bracketGuardHtmlRe_=/(\(.*?\)+)|(\[.*?\]+)|(\{.*?\}+)|(&lt;.*?(&gt;)+)/g;
+goog.i18n.bidi.bracketGuardTextRe_=/(\(.*?\)+)|(\[.*?\]+)|(\{.*?\}+)|(<.*?>+)/g;goog.i18n.bidi.guardBracketInHtml=function(a,b){return(void 0===b?goog.i18n.bidi.hasAnyRtl(a):b)?a.replace(goog.i18n.bidi.bracketGuardHtmlRe_,"<span dir=rtl>$&</span>"):a.replace(goog.i18n.bidi.bracketGuardHtmlRe_,"<span dir=ltr>$&</span>")};
+goog.i18n.bidi.guardBracketInText=function(a,b){var c=(void 0===b?goog.i18n.bidi.hasAnyRtl(a):b)?goog.i18n.bidi.Format.RLM:goog.i18n.bidi.Format.LRM;return a.replace(goog.i18n.bidi.bracketGuardTextRe_,c+"$&"+c)};goog.i18n.bidi.enforceRtlInHtml=function(a){return"<"==a.charAt(0)?a.replace(/<\w+/,"$& dir=rtl"):"\n<span dir=rtl>"+a+"</span>"};goog.i18n.bidi.enforceRtlInText=function(a){return goog.i18n.bidi.Format.RLE+a+goog.i18n.bidi.Format.PDF};
+goog.i18n.bidi.enforceLtrInHtml=function(a){return"<"==a.charAt(0)?a.replace(/<\w+/,"$& dir=ltr"):"\n<span dir=ltr>"+a+"</span>"};goog.i18n.bidi.enforceLtrInText=function(a){return goog.i18n.bidi.Format.LRE+a+goog.i18n.bidi.Format.PDF};goog.i18n.bidi.dimensionsRe_=/:\s*([.\d][.\w]*)\s+([.\d][.\w]*)\s+([.\d][.\w]*)\s+([.\d][.\w]*)/g;goog.i18n.bidi.leftRe_=/left/gi;goog.i18n.bidi.rightRe_=/right/gi;goog.i18n.bidi.tempRe_=/%%%%/g;
+goog.i18n.bidi.mirrorCSS=function(a){return a.replace(goog.i18n.bidi.dimensionsRe_,":$1 $4 $3 $2").replace(goog.i18n.bidi.leftRe_,"%%%%").replace(goog.i18n.bidi.rightRe_,goog.i18n.bidi.LEFT).replace(goog.i18n.bidi.tempRe_,goog.i18n.bidi.RIGHT)};goog.i18n.bidi.doubleQuoteSubstituteRe_=/([\u0591-\u05f2])"/g;goog.i18n.bidi.singleQuoteSubstituteRe_=/([\u0591-\u05f2])'/g;
+goog.i18n.bidi.normalizeHebrewQuote=function(a){return a.replace(goog.i18n.bidi.doubleQuoteSubstituteRe_,"$1\u05f4").replace(goog.i18n.bidi.singleQuoteSubstituteRe_,"$1\u05f3")};goog.i18n.bidi.wordSeparatorRe_=/\s+/;goog.i18n.bidi.hasNumeralsRe_=/\d/;goog.i18n.bidi.rtlDetectionThreshold_=.4;
+goog.i18n.bidi.estimateDirection=function(a,b){for(var c=0,d=0,e=!1,f=goog.i18n.bidi.stripHtmlIfNeeded_(a,b).split(goog.i18n.bidi.wordSeparatorRe_),g=0;g<f.length;g++){var h=f[g];goog.i18n.bidi.startsWithRtl(h)?(c++,d++):goog.i18n.bidi.isRequiredLtrRe_.test(h)?e=!0:goog.i18n.bidi.hasAnyLtr(h)?d++:goog.i18n.bidi.hasNumeralsRe_.test(h)&&(e=!0)}return 0==d?e?goog.i18n.bidi.Dir.LTR:goog.i18n.bidi.Dir.NEUTRAL:c/d>goog.i18n.bidi.rtlDetectionThreshold_?goog.i18n.bidi.Dir.RTL:goog.i18n.bidi.Dir.LTR};
+goog.i18n.bidi.detectRtlDirectionality=function(a,b){return goog.i18n.bidi.estimateDirection(a,b)==goog.i18n.bidi.Dir.RTL};goog.i18n.bidi.setElementDirAndAlign=function(a,b){a&&(b=goog.i18n.bidi.toDir(b))&&(a.style.textAlign=b==goog.i18n.bidi.Dir.RTL?goog.i18n.bidi.RIGHT:goog.i18n.bidi.LEFT,a.dir=b==goog.i18n.bidi.Dir.RTL?"rtl":"ltr")};goog.i18n.bidi.DirectionalString=function(){};goog.html.SafeUrl=function(){this.privateDoNotAccessOrElseSafeHtmlWrappedValue_="";this.SAFE_URL_TYPE_MARKER_GOOG_HTML_SECURITY_PRIVATE_=goog.html.SafeUrl.TYPE_MARKER_GOOG_HTML_SECURITY_PRIVATE_};goog.html.SafeUrl.INNOCUOUS_STRING="about:invalid#zClosurez";goog.html.SafeUrl.prototype.implementsGoogStringTypedString=!0;goog.html.SafeUrl.prototype.getTypedStringValue=function(){return this.privateDoNotAccessOrElseSafeHtmlWrappedValue_};
+goog.html.SafeUrl.prototype.implementsGoogI18nBidiDirectionalString=!0;goog.html.SafeUrl.prototype.getDirection=function(){return goog.i18n.bidi.Dir.LTR};goog.DEBUG&&(goog.html.SafeUrl.prototype.toString=function(){return"SafeUrl{"+this.privateDoNotAccessOrElseSafeHtmlWrappedValue_+"}"});
+goog.html.SafeUrl.unwrap=function(a){if(a instanceof goog.html.SafeUrl&&a.constructor===goog.html.SafeUrl&&a.SAFE_URL_TYPE_MARKER_GOOG_HTML_SECURITY_PRIVATE_===goog.html.SafeUrl.TYPE_MARKER_GOOG_HTML_SECURITY_PRIVATE_)return a.privateDoNotAccessOrElseSafeHtmlWrappedValue_;goog.asserts.fail("expected object of type SafeUrl, got '"+a+"'");return"type_error:SafeUrl"};goog.html.SafeUrl.fromConstant=function(a){return goog.html.SafeUrl.createSafeUrlSecurityPrivateDoNotAccessOrElse(goog.string.Const.unwrap(a))};
+goog.html.SAFE_URL_PATTERN_=/^(?:(?:https?|mailto):|[^&:/?#]*(?:[/?#]|$))/i;goog.html.SafeUrl.sanitize=function(a){if(a instanceof goog.html.SafeUrl)return a;a=a.implementsGoogStringTypedString?a.getTypedStringValue():String(a);a=goog.html.SAFE_URL_PATTERN_.test(a)?goog.html.SafeUrl.normalize_(a):goog.html.SafeUrl.INNOCUOUS_STRING;return goog.html.SafeUrl.createSafeUrlSecurityPrivateDoNotAccessOrElse(a)};
+goog.html.SafeUrl.normalize_=function(a){try{var b=encodeURI(a)}catch(c){return goog.html.SafeUrl.INNOCUOUS_STRING}return b.replace(goog.html.SafeUrl.NORMALIZE_MATCHER_,function(a){return goog.html.SafeUrl.NORMALIZE_REPLACER_MAP_[a]})};goog.html.SafeUrl.NORMALIZE_MATCHER_=/[()']|%5B|%5D|%25/g;goog.html.SafeUrl.NORMALIZE_REPLACER_MAP_={"'":"%27","(":"%28",")":"%29","%5B":"[","%5D":"]","%25":"%"};goog.html.SafeUrl.TYPE_MARKER_GOOG_HTML_SECURITY_PRIVATE_={};
+goog.html.SafeUrl.createSafeUrlSecurityPrivateDoNotAccessOrElse=function(a){var b=new goog.html.SafeUrl;b.privateDoNotAccessOrElseSafeHtmlWrappedValue_=a;return b};goog.html.TrustedResourceUrl=function(){this.privateDoNotAccessOrElseTrustedResourceUrlWrappedValue_="";this.TRUSTED_RESOURCE_URL_TYPE_MARKER_GOOG_HTML_SECURITY_PRIVATE_=goog.html.TrustedResourceUrl.TYPE_MARKER_GOOG_HTML_SECURITY_PRIVATE_};goog.html.TrustedResourceUrl.prototype.implementsGoogStringTypedString=!0;goog.html.TrustedResourceUrl.prototype.getTypedStringValue=function(){return this.privateDoNotAccessOrElseTrustedResourceUrlWrappedValue_};
+goog.html.TrustedResourceUrl.prototype.implementsGoogI18nBidiDirectionalString=!0;goog.html.TrustedResourceUrl.prototype.getDirection=function(){return goog.i18n.bidi.Dir.LTR};goog.DEBUG&&(goog.html.TrustedResourceUrl.prototype.toString=function(){return"TrustedResourceUrl{"+this.privateDoNotAccessOrElseTrustedResourceUrlWrappedValue_+"}"});
+goog.html.TrustedResourceUrl.unwrap=function(a){if(a instanceof goog.html.TrustedResourceUrl&&a.constructor===goog.html.TrustedResourceUrl&&a.TRUSTED_RESOURCE_URL_TYPE_MARKER_GOOG_HTML_SECURITY_PRIVATE_===goog.html.TrustedResourceUrl.TYPE_MARKER_GOOG_HTML_SECURITY_PRIVATE_)return a.privateDoNotAccessOrElseTrustedResourceUrlWrappedValue_;goog.asserts.fail("expected object of type TrustedResourceUrl, got '"+a+"'");return"type_error:TrustedResourceUrl"};goog.html.TrustedResourceUrl.fromConstant=function(a){return goog.html.TrustedResourceUrl.createTrustedResourceUrlSecurityPrivateDoNotAccessOrElse(goog.string.Const.unwrap(a))};
+goog.html.TrustedResourceUrl.TYPE_MARKER_GOOG_HTML_SECURITY_PRIVATE_={};goog.html.TrustedResourceUrl.createTrustedResourceUrlSecurityPrivateDoNotAccessOrElse=function(a){var b=new goog.html.TrustedResourceUrl;b.privateDoNotAccessOrElseTrustedResourceUrlWrappedValue_=a;return b};goog.html.SafeHtml=function(){this.privateDoNotAccessOrElseSafeHtmlWrappedValue_="";this.SAFE_HTML_TYPE_MARKER_GOOG_HTML_SECURITY_PRIVATE_=goog.html.SafeHtml.TYPE_MARKER_GOOG_HTML_SECURITY_PRIVATE_;this.dir_=null};goog.html.SafeHtml.prototype.implementsGoogI18nBidiDirectionalString=!0;goog.html.SafeHtml.prototype.getDirection=function(){return this.dir_};goog.html.SafeHtml.prototype.implementsGoogStringTypedString=!0;goog.html.SafeHtml.prototype.getTypedStringValue=function(){return this.privateDoNotAccessOrElseSafeHtmlWrappedValue_};
+goog.DEBUG&&(goog.html.SafeHtml.prototype.toString=function(){return"SafeHtml{"+this.privateDoNotAccessOrElseSafeHtmlWrappedValue_+"}"});goog.html.SafeHtml.unwrap=function(a){if(a instanceof goog.html.SafeHtml&&a.constructor===goog.html.SafeHtml&&a.SAFE_HTML_TYPE_MARKER_GOOG_HTML_SECURITY_PRIVATE_===goog.html.SafeHtml.TYPE_MARKER_GOOG_HTML_SECURITY_PRIVATE_)return a.privateDoNotAccessOrElseSafeHtmlWrappedValue_;goog.asserts.fail("expected object of type SafeHtml, got '"+a+"'");return"type_error:SafeHtml"};
+goog.html.SafeHtml.htmlEscape=function(a){if(a instanceof goog.html.SafeHtml)return a;var b=null;a.implementsGoogI18nBidiDirectionalString&&(b=a.getDirection());a=a.implementsGoogStringTypedString?a.getTypedStringValue():String(a);return goog.html.SafeHtml.createSafeHtmlSecurityPrivateDoNotAccessOrElse(goog.string.htmlEscape(a),b)};
+goog.html.SafeHtml.htmlEscapePreservingNewlines=function(a){if(a instanceof goog.html.SafeHtml)return a;a=goog.html.SafeHtml.htmlEscape(a);return goog.html.SafeHtml.createSafeHtmlSecurityPrivateDoNotAccessOrElse(goog.string.newLineToBr(goog.html.SafeHtml.unwrap(a)),a.getDirection())};
+goog.html.SafeHtml.htmlEscapePreservingNewlinesAndSpaces=function(a){if(a instanceof goog.html.SafeHtml)return a;a=goog.html.SafeHtml.htmlEscape(a);return goog.html.SafeHtml.createSafeHtmlSecurityPrivateDoNotAccessOrElse(goog.string.whitespaceEscape(goog.html.SafeHtml.unwrap(a)),a.getDirection())};goog.html.SafeHtml.from=goog.html.SafeHtml.htmlEscape;goog.html.SafeHtml.VALID_NAMES_IN_TAG_=/^[a-zA-Z0-9-]+$/;
+goog.html.SafeHtml.URL_ATTRIBUTES_=goog.object.createSet("action","cite","data","formaction","href","manifest","poster","src");goog.html.SafeHtml.NOT_ALLOWED_TAG_NAMES_=goog.object.createSet("embed","iframe","link","script","style","template");
+goog.html.SafeHtml.create=function(a,b,c){if(!goog.html.SafeHtml.VALID_NAMES_IN_TAG_.test(a))throw Error("Invalid tag name <"+a+">.");if(a.toLowerCase()in goog.html.SafeHtml.NOT_ALLOWED_TAG_NAMES_)throw Error("Tag name <"+a+"> is not allowed for SafeHtml.");return goog.html.SafeHtml.createSafeHtmlTagSecurityPrivateDoNotAccessOrElse(a,b,c)};
+goog.html.SafeHtml.getAttrNameAndValue_=function(a,b,c){if(c instanceof goog.string.Const)c=goog.string.Const.unwrap(c);else if("style"==b.toLowerCase())c=goog.html.SafeHtml.getStyleValue_(c);else{if(/^on/i.test(b))throw Error('Attribute "'+b+'" requires goog.string.Const value, "'+c+'" given.');if(b.toLowerCase()in goog.html.SafeHtml.URL_ATTRIBUTES_)if(c instanceof goog.html.TrustedResourceUrl)c=goog.html.TrustedResourceUrl.unwrap(c);else if(c instanceof goog.html.SafeUrl)c=goog.html.SafeUrl.unwrap(c);
+else throw Error('Attribute "'+b+'" on tag "'+a+'" requires goog.html.SafeUrl or goog.string.Const value, "'+c+'" given.');}c.implementsGoogStringTypedString&&(c=c.getTypedStringValue());goog.asserts.assert(goog.isString(c)||goog.isNumber(c),"String or number value expected, got "+typeof c+" with value: "+c);return b+'="'+goog.string.htmlEscape(String(c))+'"'};
+goog.html.SafeHtml.getStyleValue_=function(a){if(!goog.isObject(a))throw Error('The "style" attribute requires goog.html.SafeStyle or map of style properties, '+typeof a+" given: "+a);a instanceof goog.html.SafeStyle||(a=goog.html.SafeStyle.create(a));return goog.html.SafeStyle.unwrap(a)};goog.html.SafeHtml.createWithDir=function(a,b,c,d){b=goog.html.SafeHtml.create(b,c,d);b.dir_=a;return b};
+goog.html.SafeHtml.concat=function(a){var b=goog.i18n.bidi.Dir.NEUTRAL,c="",d=function(a){goog.isArray(a)?goog.array.forEach(a,d):(a=goog.html.SafeHtml.htmlEscape(a),c+=goog.html.SafeHtml.unwrap(a),a=a.getDirection(),b==goog.i18n.bidi.Dir.NEUTRAL?b=a:a!=goog.i18n.bidi.Dir.NEUTRAL&&b!=a&&(b=null))};goog.array.forEach(arguments,d);return goog.html.SafeHtml.createSafeHtmlSecurityPrivateDoNotAccessOrElse(c,b)};
+goog.html.SafeHtml.concatWithDir=function(a,b){var c=goog.html.SafeHtml.concat(goog.array.slice(arguments,1));c.dir_=a;return c};goog.html.SafeHtml.TYPE_MARKER_GOOG_HTML_SECURITY_PRIVATE_={};goog.html.SafeHtml.createSafeHtmlSecurityPrivateDoNotAccessOrElse=function(a,b){var c=new goog.html.SafeHtml;c.privateDoNotAccessOrElseSafeHtmlWrappedValue_=a;c.dir_=b;return c};
+goog.html.SafeHtml.createSafeHtmlTagSecurityPrivateDoNotAccessOrElse=function(a,b,c){var d=null,e="<"+a;if(b)for(var f in b){if(!goog.html.SafeHtml.VALID_NAMES_IN_TAG_.test(f))throw Error('Invalid attribute name "'+f+'".');var g=b[f];goog.isDefAndNotNull(g)&&(e+=" "+goog.html.SafeHtml.getAttrNameAndValue_(a,f,g))}goog.isDef(c)?goog.isArray(c)||(c=[c]):c=[];goog.dom.tags.isVoidTag(a.toLowerCase())?(goog.asserts.assert(!c.length,"Void tag <"+a+"> does not allow content."),e+=">"):(d=goog.html.SafeHtml.concat(c),
+e+=">"+goog.html.SafeHtml.unwrap(d)+"</"+a+">",d=d.getDirection());(a=b&&b.dir)&&(d=/^(ltr|rtl|auto)$/i.test(a)?goog.i18n.bidi.Dir.NEUTRAL:null);return goog.html.SafeHtml.createSafeHtmlSecurityPrivateDoNotAccessOrElse(e,d)};goog.html.SafeHtml.EMPTY=goog.html.SafeHtml.createSafeHtmlSecurityPrivateDoNotAccessOrElse("",goog.i18n.bidi.Dir.NEUTRAL);goog.dom.safe={};goog.dom.safe.setInnerHtml=function(a,b){a.innerHTML=goog.html.SafeHtml.unwrap(b)};goog.dom.safe.setOuterHtml=function(a,b){a.outerHTML=goog.html.SafeHtml.unwrap(b)};goog.dom.safe.documentWrite=function(a,b){a.write(goog.html.SafeHtml.unwrap(b))};goog.dom.safe.setAnchorHref=function(a,b){var c;c=b instanceof goog.html.SafeUrl?b:goog.html.SafeUrl.sanitize(b);a.href=goog.html.SafeUrl.unwrap(c)};
+goog.dom.safe.setLocationHref=function(a,b){var c;c=b instanceof goog.html.SafeUrl?b:goog.html.SafeUrl.sanitize(b);a.href=goog.html.SafeUrl.unwrap(c)};goog.math.Coordinate=function(a,b){this.x=goog.isDef(a)?a:0;this.y=goog.isDef(b)?b:0};goog.math.Coordinate.prototype.clone=function(){return new goog.math.Coordinate(this.x,this.y)};goog.DEBUG&&(goog.math.Coordinate.prototype.toString=function(){return"("+this.x+", "+this.y+")"});goog.math.Coordinate.equals=function(a,b){return a==b?!0:a&&b?a.x==b.x&&a.y==b.y:!1};goog.math.Coordinate.distance=function(a,b){var c=a.x-b.x,d=a.y-b.y;return Math.sqrt(c*c+d*d)};
+goog.math.Coordinate.magnitude=function(a){return Math.sqrt(a.x*a.x+a.y*a.y)};goog.math.Coordinate.azimuth=function(a){return goog.math.angle(0,0,a.x,a.y)};goog.math.Coordinate.squaredDistance=function(a,b){var c=a.x-b.x,d=a.y-b.y;return c*c+d*d};goog.math.Coordinate.difference=function(a,b){return new goog.math.Coordinate(a.x-b.x,a.y-b.y)};goog.math.Coordinate.sum=function(a,b){return new goog.math.Coordinate(a.x+b.x,a.y+b.y)};
+goog.math.Coordinate.prototype.ceil=function(){this.x=Math.ceil(this.x);this.y=Math.ceil(this.y);return this};goog.math.Coordinate.prototype.floor=function(){this.x=Math.floor(this.x);this.y=Math.floor(this.y);return this};goog.math.Coordinate.prototype.round=function(){this.x=Math.round(this.x);this.y=Math.round(this.y);return this};goog.math.Coordinate.prototype.translate=function(a,b){a instanceof goog.math.Coordinate?(this.x+=a.x,this.y+=a.y):(this.x+=a,goog.isNumber(b)&&(this.y+=b));return this};
+goog.math.Coordinate.prototype.scale=function(a,b){var c=goog.isNumber(b)?b:a;this.x*=a;this.y*=c;return this};goog.math.Coordinate.prototype.rotateRadians=function(a,b){var c=b||new goog.math.Coordinate(0,0),d=this.x,e=this.y,f=Math.cos(a),g=Math.sin(a);this.x=(d-c.x)*f-(e-c.y)*g+c.x;this.y=(d-c.x)*g+(e-c.y)*f+c.y};goog.math.Coordinate.prototype.rotateDegrees=function(a,b){this.rotateRadians(goog.math.toRadians(a),b)};goog.math.Size=function(a,b){this.width=a;this.height=b};goog.math.Size.equals=function(a,b){return a==b?!0:a&&b?a.width==b.width&&a.height==b.height:!1};goog.math.Size.prototype.clone=function(){return new goog.math.Size(this.width,this.height)};goog.DEBUG&&(goog.math.Size.prototype.toString=function(){return"("+this.width+" x "+this.height+")"});goog.math.Size.prototype.getLongest=function(){return Math.max(this.width,this.height)};
 goog.math.Size.prototype.getShortest=function(){return Math.min(this.width,this.height)};goog.math.Size.prototype.area=function(){return this.width*this.height};goog.math.Size.prototype.perimeter=function(){return 2*(this.width+this.height)};goog.math.Size.prototype.aspectRatio=function(){return this.width/this.height};goog.math.Size.prototype.isEmpty=function(){return!this.area()};goog.math.Size.prototype.ceil=function(){this.width=Math.ceil(this.width);this.height=Math.ceil(this.height);return this};
 goog.math.Size.prototype.fitsInside=function(a){return this.width<=a.width&&this.height<=a.height};goog.math.Size.prototype.floor=function(){this.width=Math.floor(this.width);this.height=Math.floor(this.height);return this};goog.math.Size.prototype.round=function(){this.width=Math.round(this.width);this.height=Math.round(this.height);return this};goog.math.Size.prototype.scale=function(a,b){var c=goog.isNumber(b)?b:a;this.width*=a;this.height*=c;return this};
-goog.math.Size.prototype.scaleToFit=function(a){a=this.aspectRatio()>a.aspectRatio()?a.width/this.width:a.height/this.height;return this.scale(a)};goog.debug.entryPointRegistry={};goog.debug.EntryPointMonitor=function(){};goog.debug.entryPointRegistry.refList_=[];goog.debug.entryPointRegistry.monitors_=[];goog.debug.entryPointRegistry.monitorsMayExist_=!1;goog.debug.entryPointRegistry.register=function(a){goog.debug.entryPointRegistry.refList_[goog.debug.entryPointRegistry.refList_.length]=a;if(goog.debug.entryPointRegistry.monitorsMayExist_)for(var b=goog.debug.entryPointRegistry.monitors_,c=0;c<b.length;c++)a(goog.bind(b[c].wrap,b[c]))};
+goog.math.Size.prototype.scaleToFit=function(a){a=this.aspectRatio()>a.aspectRatio()?a.width/this.width:a.height/this.height;return this.scale(a)};goog.dom.ASSUME_QUIRKS_MODE=!1;goog.dom.ASSUME_STANDARDS_MODE=!1;goog.dom.COMPAT_MODE_KNOWN_=goog.dom.ASSUME_QUIRKS_MODE||goog.dom.ASSUME_STANDARDS_MODE;goog.dom.getDomHelper=function(a){return a?new goog.dom.DomHelper(goog.dom.getOwnerDocument(a)):goog.dom.defaultDomHelper_||(goog.dom.defaultDomHelper_=new goog.dom.DomHelper)};goog.dom.getDocument=function(){return document};goog.dom.getElement=function(a){return goog.dom.getElementHelper_(document,a)};
+goog.dom.getElementHelper_=function(a,b){return goog.isString(b)?a.getElementById(b):b};goog.dom.getRequiredElement=function(a){return goog.dom.getRequiredElementHelper_(document,a)};goog.dom.getRequiredElementHelper_=function(a,b){goog.asserts.assertString(b);var c=goog.dom.getElementHelper_(a,b);return c=goog.asserts.assertElement(c,"No element found with id: "+b)};goog.dom.$=goog.dom.getElement;
+goog.dom.getElementsByTagNameAndClass=function(a,b,c){return goog.dom.getElementsByTagNameAndClass_(document,a,b,c)};goog.dom.getElementsByClass=function(a,b){var c=b||document;return goog.dom.canUseQuerySelector_(c)?c.querySelectorAll("."+a):goog.dom.getElementsByTagNameAndClass_(document,"*",a,b)};goog.dom.getElementByClass=function(a,b){var c=b||document,d=null;return(d=goog.dom.canUseQuerySelector_(c)?c.querySelector("."+a):goog.dom.getElementsByTagNameAndClass_(document,"*",a,b)[0])||null};
+goog.dom.getRequiredElementByClass=function(a,b){var c=goog.dom.getElementByClass(a,b);return goog.asserts.assert(c,"No element found with className: "+a)};goog.dom.canUseQuerySelector_=function(a){return!(!a.querySelectorAll||!a.querySelector)};
+goog.dom.getElementsByTagNameAndClass_=function(a,b,c,d){a=d||a;b=b&&"*"!=b?b.toUpperCase():"";if(goog.dom.canUseQuerySelector_(a)&&(b||c))return a.querySelectorAll(b+(c?"."+c:""));if(c&&a.getElementsByClassName){a=a.getElementsByClassName(c);if(b){d={};for(var e=0,f=0,g;g=a[f];f++)b==g.nodeName&&(d[e++]=g);d.length=e;return d}return a}a=a.getElementsByTagName(b||"*");if(c){d={};for(f=e=0;g=a[f];f++)b=g.className,"function"==typeof b.split&&goog.array.contains(b.split(/\s+/),c)&&(d[e++]=g);d.length=
+e;return d}return a};goog.dom.$$=goog.dom.getElementsByTagNameAndClass;goog.dom.setProperties=function(a,b){goog.object.forEach(b,function(b,d){"style"==d?a.style.cssText=b:"class"==d?a.className=b:"for"==d?a.htmlFor=b:d in goog.dom.DIRECT_ATTRIBUTE_MAP_?a.setAttribute(goog.dom.DIRECT_ATTRIBUTE_MAP_[d],b):goog.string.startsWith(d,"aria-")||goog.string.startsWith(d,"data-")?a.setAttribute(d,b):a[d]=b})};
+goog.dom.DIRECT_ATTRIBUTE_MAP_={cellpadding:"cellPadding",cellspacing:"cellSpacing",colspan:"colSpan",frameborder:"frameBorder",height:"height",maxlength:"maxLength",role:"role",rowspan:"rowSpan",type:"type",usemap:"useMap",valign:"vAlign",width:"width"};goog.dom.getViewportSize=function(a){return goog.dom.getViewportSize_(a||window)};goog.dom.getViewportSize_=function(a){a=a.document;a=goog.dom.isCss1CompatMode_(a)?a.documentElement:a.body;return new goog.math.Size(a.clientWidth,a.clientHeight)};
+goog.dom.getDocumentHeight=function(){return goog.dom.getDocumentHeight_(window)};goog.dom.getDocumentHeight_=function(a){var b=a.document,c=0;if(b){var c=b.body,d=b.documentElement;if(!d||!c)return 0;a=goog.dom.getViewportSize_(a).height;if(goog.dom.isCss1CompatMode_(b)&&d.scrollHeight)c=d.scrollHeight!=a?d.scrollHeight:d.offsetHeight;else{var b=d.scrollHeight,e=d.offsetHeight;d.clientHeight!=e&&(b=c.scrollHeight,e=c.offsetHeight);c=b>a?b>e?b:e:b<e?b:e}}return c};
+goog.dom.getPageScroll=function(a){return goog.dom.getDomHelper((a||goog.global||window).document).getDocumentScroll()};goog.dom.getDocumentScroll=function(){return goog.dom.getDocumentScroll_(document)};
+goog.dom.getDocumentScroll_=function(a){var b=goog.dom.getDocumentScrollElement_(a);a=goog.dom.getWindow_(a);return goog.userAgent.IE&&goog.userAgent.isVersionOrHigher("10")&&a.pageYOffset!=b.scrollTop?new goog.math.Coordinate(b.scrollLeft,b.scrollTop):new goog.math.Coordinate(a.pageXOffset||b.scrollLeft,a.pageYOffset||b.scrollTop)};goog.dom.getDocumentScrollElement=function(){return goog.dom.getDocumentScrollElement_(document)};
+goog.dom.getDocumentScrollElement_=function(a){return!goog.userAgent.WEBKIT&&goog.dom.isCss1CompatMode_(a)?a.documentElement:a.body||a.documentElement};goog.dom.getWindow=function(a){return a?goog.dom.getWindow_(a):window};goog.dom.getWindow_=function(a){return a.parentWindow||a.defaultView};goog.dom.createDom=function(a,b,c){return goog.dom.createDom_(document,arguments)};
+goog.dom.createDom_=function(a,b){var c=b[0],d=b[1];if(!goog.dom.BrowserFeature.CAN_ADD_NAME_OR_TYPE_ATTRIBUTES&&d&&(d.name||d.type)){c=["<",c];d.name&&c.push(' name="',goog.string.htmlEscape(d.name),'"');if(d.type){c.push(' type="',goog.string.htmlEscape(d.type),'"');var e={};goog.object.extend(e,d);delete e.type;d=e}c.push(">");c=c.join("")}c=a.createElement(c);d&&(goog.isString(d)?c.className=d:goog.isArray(d)?c.className=d.join(" "):goog.dom.setProperties(c,d));2<b.length&&goog.dom.append_(a,
+c,b,2);return c};goog.dom.append_=function(a,b,c,d){function e(c){c&&b.appendChild(goog.isString(c)?a.createTextNode(c):c)}for(;d<c.length;d++){var f=c[d];goog.isArrayLike(f)&&!goog.dom.isNodeLike(f)?goog.array.forEach(goog.dom.isNodeList(f)?goog.array.toArray(f):f,e):e(f)}};goog.dom.$dom=goog.dom.createDom;goog.dom.createElement=function(a){return document.createElement(a)};goog.dom.createTextNode=function(a){return document.createTextNode(String(a))};
+goog.dom.createTable=function(a,b,c){return goog.dom.createTable_(document,a,b,!!c)};goog.dom.createTable_=function(a,b,c,d){for(var e=["<tr>"],f=0;f<c;f++)e.push(d?"<td>&nbsp;</td>":"<td></td>");e.push("</tr>");e=e.join("");c=["<table>"];for(f=0;f<b;f++)c.push(e);c.push("</table>");a=a.createElement(goog.dom.TagName.DIV);a.innerHTML=c.join("");return a.removeChild(a.firstChild)};goog.dom.safeHtmlToNode=function(a){return goog.dom.safeHtmlToNode_(document,a)};
+goog.dom.safeHtmlToNode_=function(a,b){var c=a.createElement("div");goog.dom.BrowserFeature.INNER_HTML_NEEDS_SCOPED_ELEMENT?(goog.dom.safe.setInnerHtml(c,goog.html.SafeHtml.concat(goog.html.SafeHtml.create("br"),b)),c.removeChild(c.firstChild)):goog.dom.safe.setInnerHtml(c,b);return goog.dom.childrenToNode_(a,c)};goog.dom.htmlToDocumentFragment=function(a){return goog.dom.htmlToDocumentFragment_(document,a)};
+goog.dom.htmlToDocumentFragment_=function(a,b){var c=a.createElement("div");goog.dom.BrowserFeature.INNER_HTML_NEEDS_SCOPED_ELEMENT?(c.innerHTML="<br>"+b,c.removeChild(c.firstChild)):c.innerHTML=b;return goog.dom.childrenToNode_(a,c)};goog.dom.childrenToNode_=function(a,b){if(1==b.childNodes.length)return b.removeChild(b.firstChild);for(var c=a.createDocumentFragment();b.firstChild;)c.appendChild(b.firstChild);return c};goog.dom.isCss1CompatMode=function(){return goog.dom.isCss1CompatMode_(document)};
+goog.dom.isCss1CompatMode_=function(a){return goog.dom.COMPAT_MODE_KNOWN_?goog.dom.ASSUME_STANDARDS_MODE:"CSS1Compat"==a.compatMode};goog.dom.canHaveChildren=function(a){if(a.nodeType!=goog.dom.NodeType.ELEMENT)return!1;switch(a.tagName){case goog.dom.TagName.APPLET:case goog.dom.TagName.AREA:case goog.dom.TagName.BASE:case goog.dom.TagName.BR:case goog.dom.TagName.COL:case goog.dom.TagName.COMMAND:case goog.dom.TagName.EMBED:case goog.dom.TagName.FRAME:case goog.dom.TagName.HR:case goog.dom.TagName.IMG:case goog.dom.TagName.INPUT:case goog.dom.TagName.IFRAME:case goog.dom.TagName.ISINDEX:case goog.dom.TagName.KEYGEN:case goog.dom.TagName.LINK:case goog.dom.TagName.NOFRAMES:case goog.dom.TagName.NOSCRIPT:case goog.dom.TagName.META:case goog.dom.TagName.OBJECT:case goog.dom.TagName.PARAM:case goog.dom.TagName.SCRIPT:case goog.dom.TagName.SOURCE:case goog.dom.TagName.STYLE:case goog.dom.TagName.TRACK:case goog.dom.TagName.WBR:return!1}return!0};
+goog.dom.appendChild=function(a,b){a.appendChild(b)};goog.dom.append=function(a,b){goog.dom.append_(goog.dom.getOwnerDocument(a),a,arguments,1)};goog.dom.removeChildren=function(a){for(var b;b=a.firstChild;)a.removeChild(b)};goog.dom.insertSiblingBefore=function(a,b){b.parentNode&&b.parentNode.insertBefore(a,b)};goog.dom.insertSiblingAfter=function(a,b){b.parentNode&&b.parentNode.insertBefore(a,b.nextSibling)};goog.dom.insertChildAt=function(a,b,c){a.insertBefore(b,a.childNodes[c]||null)};
+goog.dom.removeNode=function(a){return a&&a.parentNode?a.parentNode.removeChild(a):null};goog.dom.replaceNode=function(a,b){var c=b.parentNode;c&&c.replaceChild(a,b)};goog.dom.flattenElement=function(a){var b,c=a.parentNode;if(c&&c.nodeType!=goog.dom.NodeType.DOCUMENT_FRAGMENT){if(a.removeNode)return a.removeNode(!1);for(;b=a.firstChild;)c.insertBefore(b,a);return goog.dom.removeNode(a)}};
+goog.dom.getChildren=function(a){return goog.dom.BrowserFeature.CAN_USE_CHILDREN_ATTRIBUTE&&void 0!=a.children?a.children:goog.array.filter(a.childNodes,function(a){return a.nodeType==goog.dom.NodeType.ELEMENT})};goog.dom.getFirstElementChild=function(a){return void 0!=a.firstElementChild?a.firstElementChild:goog.dom.getNextElementNode_(a.firstChild,!0)};goog.dom.getLastElementChild=function(a){return void 0!=a.lastElementChild?a.lastElementChild:goog.dom.getNextElementNode_(a.lastChild,!1)};
+goog.dom.getNextElementSibling=function(a){return void 0!=a.nextElementSibling?a.nextElementSibling:goog.dom.getNextElementNode_(a.nextSibling,!0)};goog.dom.getPreviousElementSibling=function(a){return void 0!=a.previousElementSibling?a.previousElementSibling:goog.dom.getNextElementNode_(a.previousSibling,!1)};goog.dom.getNextElementNode_=function(a,b){for(;a&&a.nodeType!=goog.dom.NodeType.ELEMENT;)a=b?a.nextSibling:a.previousSibling;return a};
+goog.dom.getNextNode=function(a){if(!a)return null;if(a.firstChild)return a.firstChild;for(;a&&!a.nextSibling;)a=a.parentNode;return a?a.nextSibling:null};goog.dom.getPreviousNode=function(a){if(!a)return null;if(!a.previousSibling)return a.parentNode;for(a=a.previousSibling;a&&a.lastChild;)a=a.lastChild;return a};goog.dom.isNodeLike=function(a){return goog.isObject(a)&&0<a.nodeType};goog.dom.isElement=function(a){return goog.isObject(a)&&a.nodeType==goog.dom.NodeType.ELEMENT};
+goog.dom.isWindow=function(a){return goog.isObject(a)&&a.window==a};goog.dom.getParentElement=function(a){var b;if(goog.dom.BrowserFeature.CAN_USE_PARENT_ELEMENT_PROPERTY&&!(goog.userAgent.IE&&goog.userAgent.isVersionOrHigher("9")&&!goog.userAgent.isVersionOrHigher("10")&&goog.global.SVGElement&&a instanceof goog.global.SVGElement)&&(b=a.parentElement))return b;b=a.parentNode;return goog.dom.isElement(b)?b:null};
+goog.dom.contains=function(a,b){if(a.contains&&b.nodeType==goog.dom.NodeType.ELEMENT)return a==b||a.contains(b);if("undefined"!=typeof a.compareDocumentPosition)return a==b||Boolean(a.compareDocumentPosition(b)&16);for(;b&&a!=b;)b=b.parentNode;return b==a};
+goog.dom.compareNodeOrder=function(a,b){if(a==b)return 0;if(a.compareDocumentPosition)return a.compareDocumentPosition(b)&2?1:-1;if(goog.userAgent.IE&&!goog.userAgent.isDocumentModeOrHigher(9)){if(a.nodeType==goog.dom.NodeType.DOCUMENT)return-1;if(b.nodeType==goog.dom.NodeType.DOCUMENT)return 1}if("sourceIndex"in a||a.parentNode&&"sourceIndex"in a.parentNode){var c=a.nodeType==goog.dom.NodeType.ELEMENT,d=b.nodeType==goog.dom.NodeType.ELEMENT;if(c&&d)return a.sourceIndex-b.sourceIndex;var e=a.parentNode,
+f=b.parentNode;return e==f?goog.dom.compareSiblingOrder_(a,b):!c&&goog.dom.contains(e,b)?-1*goog.dom.compareParentsDescendantNodeIe_(a,b):!d&&goog.dom.contains(f,a)?goog.dom.compareParentsDescendantNodeIe_(b,a):(c?a.sourceIndex:e.sourceIndex)-(d?b.sourceIndex:f.sourceIndex)}d=goog.dom.getOwnerDocument(a);c=d.createRange();c.selectNode(a);c.collapse(!0);d=d.createRange();d.selectNode(b);d.collapse(!0);return c.compareBoundaryPoints(goog.global.Range.START_TO_END,d)};
+goog.dom.compareParentsDescendantNodeIe_=function(a,b){var c=a.parentNode;if(c==b)return-1;for(var d=b;d.parentNode!=c;)d=d.parentNode;return goog.dom.compareSiblingOrder_(d,a)};goog.dom.compareSiblingOrder_=function(a,b){for(var c=b;c=c.previousSibling;)if(c==a)return-1;return 1};
+goog.dom.findCommonAncestor=function(a){var b,c=arguments.length;if(!c)return null;if(1==c)return arguments[0];var d=[],e=Infinity;for(b=0;b<c;b++){for(var f=[],g=arguments[b];g;)f.unshift(g),g=g.parentNode;d.push(f);e=Math.min(e,f.length)}f=null;for(b=0;b<e;b++){for(var g=d[0][b],h=1;h<c;h++)if(g!=d[h][b])return f;f=g}return f};goog.dom.getOwnerDocument=function(a){goog.asserts.assert(a,"Node cannot be null or undefined.");return a.nodeType==goog.dom.NodeType.DOCUMENT?a:a.ownerDocument||a.document};
+goog.dom.getFrameContentDocument=function(a){return a.contentDocument||a.contentWindow.document};goog.dom.getFrameContentWindow=function(a){return a.contentWindow||goog.dom.getWindow(goog.dom.getFrameContentDocument(a))};
+goog.dom.setTextContent=function(a,b){goog.asserts.assert(null!=a,"goog.dom.setTextContent expects a non-null value for node");if("textContent"in a)a.textContent=b;else if(a.nodeType==goog.dom.NodeType.TEXT)a.data=b;else if(a.firstChild&&a.firstChild.nodeType==goog.dom.NodeType.TEXT){for(;a.lastChild!=a.firstChild;)a.removeChild(a.lastChild);a.firstChild.data=b}else{goog.dom.removeChildren(a);var c=goog.dom.getOwnerDocument(a);a.appendChild(c.createTextNode(String(b)))}};
+goog.dom.getOuterHtml=function(a){if("outerHTML"in a)return a.outerHTML;var b=goog.dom.getOwnerDocument(a).createElement("div");b.appendChild(a.cloneNode(!0));return b.innerHTML};goog.dom.findNode=function(a,b){var c=[];return goog.dom.findNodes_(a,b,c,!0)?c[0]:void 0};goog.dom.findNodes=function(a,b){var c=[];goog.dom.findNodes_(a,b,c,!1);return c};goog.dom.findNodes_=function(a,b,c,d){if(null!=a)for(a=a.firstChild;a;){if(b(a)&&(c.push(a),d)||goog.dom.findNodes_(a,b,c,d))return!0;a=a.nextSibling}return!1};
+goog.dom.TAGS_TO_IGNORE_={SCRIPT:1,STYLE:1,HEAD:1,IFRAME:1,OBJECT:1};goog.dom.PREDEFINED_TAG_VALUES_={IMG:" ",BR:"\n"};goog.dom.isFocusableTabIndex=function(a){return goog.dom.hasSpecifiedTabIndex_(a)&&goog.dom.isTabIndexFocusable_(a)};goog.dom.setFocusableTabIndex=function(a,b){b?a.tabIndex=0:(a.tabIndex=-1,a.removeAttribute("tabIndex"))};
+goog.dom.isFocusable=function(a){var b;return(b=goog.dom.nativelySupportsFocus_(a)?!a.disabled&&(!goog.dom.hasSpecifiedTabIndex_(a)||goog.dom.isTabIndexFocusable_(a)):goog.dom.isFocusableTabIndex(a))&&goog.userAgent.IE?goog.dom.hasNonZeroBoundingRect_(a):b};goog.dom.hasSpecifiedTabIndex_=function(a){a=a.getAttributeNode("tabindex");return goog.isDefAndNotNull(a)&&a.specified};goog.dom.isTabIndexFocusable_=function(a){a=a.tabIndex;return goog.isNumber(a)&&0<=a&&32768>a};
+goog.dom.nativelySupportsFocus_=function(a){return a.tagName==goog.dom.TagName.A||a.tagName==goog.dom.TagName.INPUT||a.tagName==goog.dom.TagName.TEXTAREA||a.tagName==goog.dom.TagName.SELECT||a.tagName==goog.dom.TagName.BUTTON};goog.dom.hasNonZeroBoundingRect_=function(a){a=goog.isFunction(a.getBoundingClientRect)?a.getBoundingClientRect():{height:a.offsetHeight,width:a.offsetWidth};return goog.isDefAndNotNull(a)&&0<a.height&&0<a.width};
+goog.dom.getTextContent=function(a){if(goog.dom.BrowserFeature.CAN_USE_INNER_TEXT&&"innerText"in a)a=goog.string.canonicalizeNewlines(a.innerText);else{var b=[];goog.dom.getTextContent_(a,b,!0);a=b.join("")}a=a.replace(/ \xAD /g," ").replace(/\xAD/g,"");a=a.replace(/\u200B/g,"");goog.dom.BrowserFeature.CAN_USE_INNER_TEXT||(a=a.replace(/ +/g," "));" "!=a&&(a=a.replace(/^\s*/,""));return a};goog.dom.getRawTextContent=function(a){var b=[];goog.dom.getTextContent_(a,b,!1);return b.join("")};
+goog.dom.getTextContent_=function(a,b,c){if(!(a.nodeName in goog.dom.TAGS_TO_IGNORE_))if(a.nodeType==goog.dom.NodeType.TEXT)c?b.push(String(a.nodeValue).replace(/(\r\n|\r|\n)/g,"")):b.push(a.nodeValue);else if(a.nodeName in goog.dom.PREDEFINED_TAG_VALUES_)b.push(goog.dom.PREDEFINED_TAG_VALUES_[a.nodeName]);else for(a=a.firstChild;a;)goog.dom.getTextContent_(a,b,c),a=a.nextSibling};goog.dom.getNodeTextLength=function(a){return goog.dom.getTextContent(a).length};
+goog.dom.getNodeTextOffset=function(a,b){for(var c=b||goog.dom.getOwnerDocument(a).body,d=[];a&&a!=c;){for(var e=a;e=e.previousSibling;)d.unshift(goog.dom.getTextContent(e));a=a.parentNode}return goog.string.trimLeft(d.join("")).replace(/ +/g," ").length};
+goog.dom.getNodeAtOffset=function(a,b,c){a=[a];for(var d=0,e=null;0<a.length&&d<b;)if(e=a.pop(),!(e.nodeName in goog.dom.TAGS_TO_IGNORE_))if(e.nodeType==goog.dom.NodeType.TEXT)var f=e.nodeValue.replace(/(\r\n|\r|\n)/g,"").replace(/ +/g," "),d=d+f.length;else if(e.nodeName in goog.dom.PREDEFINED_TAG_VALUES_)d+=goog.dom.PREDEFINED_TAG_VALUES_[e.nodeName].length;else for(f=e.childNodes.length-1;0<=f;f--)a.push(e.childNodes[f]);goog.isObject(c)&&(c.remainder=e?e.nodeValue.length+b-d-1:0,c.node=e);return e};
+goog.dom.isNodeList=function(a){if(a&&"number"==typeof a.length){if(goog.isObject(a))return"function"==typeof a.item||"string"==typeof a.item;if(goog.isFunction(a))return"function"==typeof a.item}return!1};goog.dom.getAncestorByTagNameAndClass=function(a,b,c,d){if(!b&&!c)return null;var e=b?b.toUpperCase():null;return goog.dom.getAncestor(a,function(a){return(!e||a.nodeName==e)&&(!c||goog.isString(a.className)&&goog.array.contains(a.className.split(/\s+/),c))},!0,d)};
+goog.dom.getAncestorByClass=function(a,b,c){return goog.dom.getAncestorByTagNameAndClass(a,null,b,c)};goog.dom.getAncestor=function(a,b,c,d){c||(a=a.parentNode);c=null==d;for(var e=0;a&&(c||e<=d);){if(b(a))return a;a=a.parentNode;e++}return null};goog.dom.getActiveElement=function(a){try{return a&&a.activeElement}catch(b){}return null};
+goog.dom.getPixelRatio=function(){var a=goog.dom.getWindow(),b=goog.userAgent.GECKO&&goog.userAgent.MOBILE;return goog.isDef(a.devicePixelRatio)&&!b?a.devicePixelRatio:a.matchMedia?goog.dom.matchesPixelRatio_(.75)||goog.dom.matchesPixelRatio_(1.5)||goog.dom.matchesPixelRatio_(2)||goog.dom.matchesPixelRatio_(3)||1:1};
+goog.dom.matchesPixelRatio_=function(a){return goog.dom.getWindow().matchMedia("(-webkit-min-device-pixel-ratio: "+a+"),(min--moz-device-pixel-ratio: "+a+"),(min-resolution: "+a+"dppx)").matches?a:0};goog.dom.DomHelper=function(a){this.document_=a||goog.global.document||document};goog.dom.DomHelper.prototype.getDomHelper=goog.dom.getDomHelper;goog.dom.DomHelper.prototype.setDocument=function(a){this.document_=a};goog.dom.DomHelper.prototype.getDocument=function(){return this.document_};
+goog.dom.DomHelper.prototype.getElement=function(a){return goog.dom.getElementHelper_(this.document_,a)};goog.dom.DomHelper.prototype.getRequiredElement=function(a){return goog.dom.getRequiredElementHelper_(this.document_,a)};goog.dom.DomHelper.prototype.$=goog.dom.DomHelper.prototype.getElement;goog.dom.DomHelper.prototype.getElementsByTagNameAndClass=function(a,b,c){return goog.dom.getElementsByTagNameAndClass_(this.document_,a,b,c)};
+goog.dom.DomHelper.prototype.getElementsByClass=function(a,b){return goog.dom.getElementsByClass(a,b||this.document_)};goog.dom.DomHelper.prototype.getElementByClass=function(a,b){return goog.dom.getElementByClass(a,b||this.document_)};goog.dom.DomHelper.prototype.getRequiredElementByClass=function(a,b){return goog.dom.getRequiredElementByClass(a,b||this.document_)};goog.dom.DomHelper.prototype.$$=goog.dom.DomHelper.prototype.getElementsByTagNameAndClass;
+goog.dom.DomHelper.prototype.setProperties=goog.dom.setProperties;goog.dom.DomHelper.prototype.getViewportSize=function(a){return goog.dom.getViewportSize(a||this.getWindow())};goog.dom.DomHelper.prototype.getDocumentHeight=function(){return goog.dom.getDocumentHeight_(this.getWindow())};goog.dom.DomHelper.prototype.createDom=function(a,b,c){return goog.dom.createDom_(this.document_,arguments)};goog.dom.DomHelper.prototype.$dom=goog.dom.DomHelper.prototype.createDom;
+goog.dom.DomHelper.prototype.createElement=function(a){return this.document_.createElement(a)};goog.dom.DomHelper.prototype.createTextNode=function(a){return this.document_.createTextNode(String(a))};goog.dom.DomHelper.prototype.createTable=function(a,b,c){return goog.dom.createTable_(this.document_,a,b,!!c)};goog.dom.DomHelper.prototype.safeHtmlToNode=function(a){return goog.dom.safeHtmlToNode_(this.document_,a)};
+goog.dom.DomHelper.prototype.htmlToDocumentFragment=function(a){return goog.dom.htmlToDocumentFragment_(this.document_,a)};goog.dom.DomHelper.prototype.isCss1CompatMode=function(){return goog.dom.isCss1CompatMode_(this.document_)};goog.dom.DomHelper.prototype.getWindow=function(){return goog.dom.getWindow_(this.document_)};goog.dom.DomHelper.prototype.getDocumentScrollElement=function(){return goog.dom.getDocumentScrollElement_(this.document_)};goog.dom.DomHelper.prototype.getDocumentScroll=function(){return goog.dom.getDocumentScroll_(this.document_)};
+goog.dom.DomHelper.prototype.getActiveElement=function(a){return goog.dom.getActiveElement(a||this.document_)};goog.dom.DomHelper.prototype.appendChild=goog.dom.appendChild;goog.dom.DomHelper.prototype.append=goog.dom.append;goog.dom.DomHelper.prototype.canHaveChildren=goog.dom.canHaveChildren;goog.dom.DomHelper.prototype.removeChildren=goog.dom.removeChildren;goog.dom.DomHelper.prototype.insertSiblingBefore=goog.dom.insertSiblingBefore;goog.dom.DomHelper.prototype.insertSiblingAfter=goog.dom.insertSiblingAfter;
+goog.dom.DomHelper.prototype.insertChildAt=goog.dom.insertChildAt;goog.dom.DomHelper.prototype.removeNode=goog.dom.removeNode;goog.dom.DomHelper.prototype.replaceNode=goog.dom.replaceNode;goog.dom.DomHelper.prototype.flattenElement=goog.dom.flattenElement;goog.dom.DomHelper.prototype.getChildren=goog.dom.getChildren;goog.dom.DomHelper.prototype.getFirstElementChild=goog.dom.getFirstElementChild;goog.dom.DomHelper.prototype.getLastElementChild=goog.dom.getLastElementChild;
+goog.dom.DomHelper.prototype.getNextElementSibling=goog.dom.getNextElementSibling;goog.dom.DomHelper.prototype.getPreviousElementSibling=goog.dom.getPreviousElementSibling;goog.dom.DomHelper.prototype.getNextNode=goog.dom.getNextNode;goog.dom.DomHelper.prototype.getPreviousNode=goog.dom.getPreviousNode;goog.dom.DomHelper.prototype.isNodeLike=goog.dom.isNodeLike;goog.dom.DomHelper.prototype.isElement=goog.dom.isElement;goog.dom.DomHelper.prototype.isWindow=goog.dom.isWindow;
+goog.dom.DomHelper.prototype.getParentElement=goog.dom.getParentElement;goog.dom.DomHelper.prototype.contains=goog.dom.contains;goog.dom.DomHelper.prototype.compareNodeOrder=goog.dom.compareNodeOrder;goog.dom.DomHelper.prototype.findCommonAncestor=goog.dom.findCommonAncestor;goog.dom.DomHelper.prototype.getOwnerDocument=goog.dom.getOwnerDocument;goog.dom.DomHelper.prototype.getFrameContentDocument=goog.dom.getFrameContentDocument;goog.dom.DomHelper.prototype.getFrameContentWindow=goog.dom.getFrameContentWindow;
+goog.dom.DomHelper.prototype.setTextContent=goog.dom.setTextContent;goog.dom.DomHelper.prototype.getOuterHtml=goog.dom.getOuterHtml;goog.dom.DomHelper.prototype.findNode=goog.dom.findNode;goog.dom.DomHelper.prototype.findNodes=goog.dom.findNodes;goog.dom.DomHelper.prototype.isFocusableTabIndex=goog.dom.isFocusableTabIndex;goog.dom.DomHelper.prototype.setFocusableTabIndex=goog.dom.setFocusableTabIndex;goog.dom.DomHelper.prototype.isFocusable=goog.dom.isFocusable;
+goog.dom.DomHelper.prototype.getTextContent=goog.dom.getTextContent;goog.dom.DomHelper.prototype.getNodeTextLength=goog.dom.getNodeTextLength;goog.dom.DomHelper.prototype.getNodeTextOffset=goog.dom.getNodeTextOffset;goog.dom.DomHelper.prototype.getNodeAtOffset=goog.dom.getNodeAtOffset;goog.dom.DomHelper.prototype.isNodeList=goog.dom.isNodeList;goog.dom.DomHelper.prototype.getAncestorByTagNameAndClass=goog.dom.getAncestorByTagNameAndClass;goog.dom.DomHelper.prototype.getAncestorByClass=goog.dom.getAncestorByClass;
+goog.dom.DomHelper.prototype.getAncestor=goog.dom.getAncestor;goog.debug.entryPointRegistry={};goog.debug.EntryPointMonitor=function(){};goog.debug.entryPointRegistry.refList_=[];goog.debug.entryPointRegistry.monitors_=[];goog.debug.entryPointRegistry.monitorsMayExist_=!1;goog.debug.entryPointRegistry.register=function(a){goog.debug.entryPointRegistry.refList_[goog.debug.entryPointRegistry.refList_.length]=a;if(goog.debug.entryPointRegistry.monitorsMayExist_)for(var b=goog.debug.entryPointRegistry.monitors_,c=0;c<b.length;c++)a(goog.bind(b[c].wrap,b[c]))};
 goog.debug.entryPointRegistry.monitorAll=function(a){goog.debug.entryPointRegistry.monitorsMayExist_=!0;for(var b=goog.bind(a.wrap,a),c=0;c<goog.debug.entryPointRegistry.refList_.length;c++)goog.debug.entryPointRegistry.refList_[c](b);goog.debug.entryPointRegistry.monitors_.push(a)};
 goog.debug.entryPointRegistry.unmonitorAllIfPossible=function(a){var b=goog.debug.entryPointRegistry.monitors_;goog.asserts.assert(a==b[b.length-1],"Only the most recent monitor can be unwrapped.");a=goog.bind(a.unwrap,a);for(var c=0;c<goog.debug.entryPointRegistry.refList_.length;c++)goog.debug.entryPointRegistry.refList_[c](a);b.length--};goog.events={};
 goog.events.BrowserFeature={HAS_W3C_BUTTON:!goog.userAgent.IE||goog.userAgent.isDocumentModeOrHigher(9),HAS_W3C_EVENT_SUPPORT:!goog.userAgent.IE||goog.userAgent.isDocumentModeOrHigher(9),SET_KEY_CODE_TO_PREVENT_DEFAULT:goog.userAgent.IE&&!goog.userAgent.isVersionOrHigher("9"),HAS_NAVIGATOR_ONLINE_PROPERTY:!goog.userAgent.WEBKIT||goog.userAgent.isVersionOrHigher("528"),HAS_HTML5_NETWORK_EVENT_SUPPORT:goog.userAgent.GECKO&&goog.userAgent.isVersionOrHigher("1.9b")||goog.userAgent.IE&&goog.userAgent.isVersionOrHigher("8")||
@@ -216,10 +322,7 @@ goog.Timer.prototype.setInterval=function(a){this.interval_=a;this.timer_&&this.
 goog.Timer.prototype.tick_=function(){if(this.enabled){var a=goog.now()-this.last_;0<a&&a<this.interval_*goog.Timer.intervalScale?this.timer_=this.timerObject_.setTimeout(this.boundTick_,this.interval_-a):(this.timer_&&(this.timerObject_.clearTimeout(this.timer_),this.timer_=null),this.dispatchTick(),this.enabled&&(this.timer_=this.timerObject_.setTimeout(this.boundTick_,this.interval_),this.last_=goog.now()))}};goog.Timer.prototype.dispatchTick=function(){this.dispatchEvent(goog.Timer.TICK)};
 goog.Timer.prototype.start=function(){this.enabled=!0;this.timer_||(this.timer_=this.timerObject_.setTimeout(this.boundTick_,this.interval_),this.last_=goog.now())};goog.Timer.prototype.stop=function(){this.enabled=!1;this.timer_&&(this.timerObject_.clearTimeout(this.timer_),this.timer_=null)};goog.Timer.prototype.disposeInternal=function(){goog.Timer.superClass_.disposeInternal.call(this);this.stop();delete this.timerObject_};goog.Timer.TICK="tick";
 goog.Timer.callOnce=function(a,b,c){if(goog.isFunction(a))c&&(a=goog.bind(a,c));else if(a&&"function"==typeof a.handleEvent)a=goog.bind(a.handleEvent,a);else throw Error("Invalid listener argument");return b>goog.Timer.MAX_TIMEOUT_?goog.Timer.INVALID_TIMEOUT_ID_:goog.Timer.defaultTimerObject.setTimeout(a,b||0)};goog.Timer.clear=function(a){goog.Timer.defaultTimerObject.clearTimeout(a)};
-goog.Timer.promise=function(a,b){var c=null;return(new goog.Promise(function(d,e){c=goog.Timer.callOnce(function(){d(b)},a);c==goog.Timer.INVALID_TIMEOUT_ID_&&e(Error("Failed to schedule timer."))})).thenCatch(function(a){goog.Timer.clear(c);throw a;})};goog.math.Coordinate=function(a,b){this.x=goog.isDef(a)?a:0;this.y=goog.isDef(b)?b:0};goog.math.Coordinate.prototype.clone=function(){return new goog.math.Coordinate(this.x,this.y)};goog.DEBUG&&(goog.math.Coordinate.prototype.toString=function(){return"("+this.x+", "+this.y+")"});goog.math.Coordinate.equals=function(a,b){return a==b?!0:a&&b?a.x==b.x&&a.y==b.y:!1};goog.math.Coordinate.distance=function(a,b){var c=a.x-b.x,d=a.y-b.y;return Math.sqrt(c*c+d*d)};
-goog.math.Coordinate.magnitude=function(a){return Math.sqrt(a.x*a.x+a.y*a.y)};goog.math.Coordinate.azimuth=function(a){return goog.math.angle(0,0,a.x,a.y)};goog.math.Coordinate.squaredDistance=function(a,b){var c=a.x-b.x,d=a.y-b.y;return c*c+d*d};goog.math.Coordinate.difference=function(a,b){return new goog.math.Coordinate(a.x-b.x,a.y-b.y)};goog.math.Coordinate.sum=function(a,b){return new goog.math.Coordinate(a.x+b.x,a.y+b.y)};
-goog.math.Coordinate.prototype.ceil=function(){this.x=Math.ceil(this.x);this.y=Math.ceil(this.y);return this};goog.math.Coordinate.prototype.floor=function(){this.x=Math.floor(this.x);this.y=Math.floor(this.y);return this};goog.math.Coordinate.prototype.round=function(){this.x=Math.round(this.x);this.y=Math.round(this.y);return this};goog.math.Coordinate.prototype.translate=function(a,b){a instanceof goog.math.Coordinate?(this.x+=a.x,this.y+=a.y):(this.x+=a,goog.isNumber(b)&&(this.y+=b));return this};
-goog.math.Coordinate.prototype.scale=function(a,b){var c=goog.isNumber(b)?b:a;this.x*=a;this.y*=c;return this};goog.math.Coordinate.prototype.rotateRadians=function(a,b){var c=b||new goog.math.Coordinate(0,0),d=this.x,e=this.y,f=Math.cos(a),g=Math.sin(a);this.x=(d-c.x)*f-(e-c.y)*g+c.x;this.y=(d-c.x)*g+(e-c.y)*f+c.y};goog.math.Coordinate.prototype.rotateDegrees=function(a,b){this.rotateRadians(goog.math.toRadians(a),b)};goog.math.Box=function(a,b,c,d){this.top=a;this.right=b;this.bottom=c;this.left=d};goog.math.Box.boundingBox=function(a){for(var b=new goog.math.Box(arguments[0].y,arguments[0].x,arguments[0].y,arguments[0].x),c=1;c<arguments.length;c++){var d=arguments[c];b.top=Math.min(b.top,d.y);b.right=Math.max(b.right,d.x);b.bottom=Math.max(b.bottom,d.y);b.left=Math.min(b.left,d.x)}return b};goog.math.Box.prototype.getWidth=function(){return this.right-this.left};
+goog.Timer.promise=function(a,b){var c=null;return(new goog.Promise(function(d,e){c=goog.Timer.callOnce(function(){d(b)},a);c==goog.Timer.INVALID_TIMEOUT_ID_&&e(Error("Failed to schedule timer."))})).thenCatch(function(a){goog.Timer.clear(c);throw a;})};goog.math.Box=function(a,b,c,d){this.top=a;this.right=b;this.bottom=c;this.left=d};goog.math.Box.boundingBox=function(a){for(var b=new goog.math.Box(arguments[0].y,arguments[0].x,arguments[0].y,arguments[0].x),c=1;c<arguments.length;c++){var d=arguments[c];b.top=Math.min(b.top,d.y);b.right=Math.max(b.right,d.x);b.bottom=Math.max(b.bottom,d.y);b.left=Math.min(b.left,d.x)}return b};goog.math.Box.prototype.getWidth=function(){return this.right-this.left};
 goog.math.Box.prototype.getHeight=function(){return this.bottom-this.top};goog.math.Box.prototype.clone=function(){return new goog.math.Box(this.top,this.right,this.bottom,this.left)};goog.DEBUG&&(goog.math.Box.prototype.toString=function(){return"("+this.top+"t, "+this.right+"r, "+this.bottom+"b, "+this.left+"l)"});goog.math.Box.prototype.contains=function(a){return goog.math.Box.contains(this,a)};
 goog.math.Box.prototype.expand=function(a,b,c,d){goog.isObject(a)?(this.top-=a.top,this.right+=a.right,this.bottom+=a.bottom,this.left-=a.left):(this.top-=a,this.right+=b,this.bottom+=c,this.left-=d);return this};goog.math.Box.prototype.expandToInclude=function(a){this.left=Math.min(this.left,a.left);this.top=Math.min(this.top,a.top);this.right=Math.max(this.right,a.right);this.bottom=Math.max(this.bottom,a.bottom)};
 goog.math.Box.equals=function(a,b){return a==b?!0:a&&b?a.top==b.top&&a.right==b.right&&a.bottom==b.bottom&&a.left==b.left:!1};goog.math.Box.contains=function(a,b){return a&&b?b instanceof goog.math.Box?b.left>=a.left&&b.right<=a.right&&b.top>=a.top&&b.bottom<=a.bottom:b.x>=a.left&&b.x<=a.right&&b.y>=a.top&&b.y<=a.bottom:!1};goog.math.Box.relativePositionX=function(a,b){return b.x<a.left?b.x-a.left:b.x>a.right?b.x-a.right:0};
@@ -235,110 +338,7 @@ goog.math.Rect.prototype.difference=function(a){return goog.math.Rect.difference
 goog.math.Rect.prototype.contains=function(a){return a instanceof goog.math.Rect?this.left<=a.left&&this.left+this.width>=a.left+a.width&&this.top<=a.top&&this.top+this.height>=a.top+a.height:a.x>=this.left&&a.x<=this.left+this.width&&a.y>=this.top&&a.y<=this.top+this.height};goog.math.Rect.prototype.squaredDistance=function(a){var b=a.x<this.left?this.left-a.x:Math.max(a.x-(this.left+this.width),0);a=a.y<this.top?this.top-a.y:Math.max(a.y-(this.top+this.height),0);return b*b+a*a};
 goog.math.Rect.prototype.distance=function(a){return Math.sqrt(this.squaredDistance(a))};goog.math.Rect.prototype.getSize=function(){return new goog.math.Size(this.width,this.height)};goog.math.Rect.prototype.getTopLeft=function(){return new goog.math.Coordinate(this.left,this.top)};goog.math.Rect.prototype.getCenter=function(){return new goog.math.Coordinate(this.left+this.width/2,this.top+this.height/2)};
 goog.math.Rect.prototype.getBottomRight=function(){return new goog.math.Coordinate(this.left+this.width,this.top+this.height)};goog.math.Rect.prototype.ceil=function(){this.left=Math.ceil(this.left);this.top=Math.ceil(this.top);this.width=Math.ceil(this.width);this.height=Math.ceil(this.height);return this};goog.math.Rect.prototype.floor=function(){this.left=Math.floor(this.left);this.top=Math.floor(this.top);this.width=Math.floor(this.width);this.height=Math.floor(this.height);return this};
-goog.math.Rect.prototype.round=function(){this.left=Math.round(this.left);this.top=Math.round(this.top);this.width=Math.round(this.width);this.height=Math.round(this.height);return this};goog.math.Rect.prototype.translate=function(a,b){a instanceof goog.math.Coordinate?(this.left+=a.x,this.top+=a.y):(this.left+=a,goog.isNumber(b)&&(this.top+=b));return this};goog.math.Rect.prototype.scale=function(a,b){var c=goog.isNumber(b)?b:a;this.left*=a;this.width*=a;this.top*=c;this.height*=c;return this};goog.dom.BrowserFeature={CAN_ADD_NAME_OR_TYPE_ATTRIBUTES:!goog.userAgent.IE||goog.userAgent.isDocumentModeOrHigher(9),CAN_USE_CHILDREN_ATTRIBUTE:!goog.userAgent.GECKO&&!goog.userAgent.IE||goog.userAgent.IE&&goog.userAgent.isDocumentModeOrHigher(9)||goog.userAgent.GECKO&&goog.userAgent.isVersionOrHigher("1.9.1"),CAN_USE_INNER_TEXT:goog.userAgent.IE&&!goog.userAgent.isVersionOrHigher("9"),CAN_USE_PARENT_ELEMENT_PROPERTY:goog.userAgent.IE||goog.userAgent.OPERA||goog.userAgent.WEBKIT,INNER_HTML_NEEDS_SCOPED_ELEMENT:goog.userAgent.IE,
-LEGACY_IE_RANGES:goog.userAgent.IE&&!goog.userAgent.isDocumentModeOrHigher(9)};goog.dom.TagName={A:"A",ABBR:"ABBR",ACRONYM:"ACRONYM",ADDRESS:"ADDRESS",APPLET:"APPLET",AREA:"AREA",ARTICLE:"ARTICLE",ASIDE:"ASIDE",AUDIO:"AUDIO",B:"B",BASE:"BASE",BASEFONT:"BASEFONT",BDI:"BDI",BDO:"BDO",BIG:"BIG",BLOCKQUOTE:"BLOCKQUOTE",BODY:"BODY",BR:"BR",BUTTON:"BUTTON",CANVAS:"CANVAS",CAPTION:"CAPTION",CENTER:"CENTER",CITE:"CITE",CODE:"CODE",COL:"COL",COLGROUP:"COLGROUP",COMMAND:"COMMAND",DATA:"DATA",DATALIST:"DATALIST",DD:"DD",DEL:"DEL",DETAILS:"DETAILS",DFN:"DFN",DIALOG:"DIALOG",DIR:"DIR",DIV:"DIV",
-DL:"DL",DT:"DT",EM:"EM",EMBED:"EMBED",FIELDSET:"FIELDSET",FIGCAPTION:"FIGCAPTION",FIGURE:"FIGURE",FONT:"FONT",FOOTER:"FOOTER",FORM:"FORM",FRAME:"FRAME",FRAMESET:"FRAMESET",H1:"H1",H2:"H2",H3:"H3",H4:"H4",H5:"H5",H6:"H6",HEAD:"HEAD",HEADER:"HEADER",HGROUP:"HGROUP",HR:"HR",HTML:"HTML",I:"I",IFRAME:"IFRAME",IMG:"IMG",INPUT:"INPUT",INS:"INS",ISINDEX:"ISINDEX",KBD:"KBD",KEYGEN:"KEYGEN",LABEL:"LABEL",LEGEND:"LEGEND",LI:"LI",LINK:"LINK",MAP:"MAP",MARK:"MARK",MATH:"MATH",MENU:"MENU",META:"META",METER:"METER",
-NAV:"NAV",NOFRAMES:"NOFRAMES",NOSCRIPT:"NOSCRIPT",OBJECT:"OBJECT",OL:"OL",OPTGROUP:"OPTGROUP",OPTION:"OPTION",OUTPUT:"OUTPUT",P:"P",PARAM:"PARAM",PRE:"PRE",PROGRESS:"PROGRESS",Q:"Q",RP:"RP",RT:"RT",RUBY:"RUBY",S:"S",SAMP:"SAMP",SCRIPT:"SCRIPT",SECTION:"SECTION",SELECT:"SELECT",SMALL:"SMALL",SOURCE:"SOURCE",SPAN:"SPAN",STRIKE:"STRIKE",STRONG:"STRONG",STYLE:"STYLE",SUB:"SUB",SUMMARY:"SUMMARY",SUP:"SUP",SVG:"SVG",TABLE:"TABLE",TBODY:"TBODY",TD:"TD",TEXTAREA:"TEXTAREA",TFOOT:"TFOOT",TH:"TH",THEAD:"THEAD",
-TIME:"TIME",TITLE:"TITLE",TR:"TR",TRACK:"TRACK",TT:"TT",U:"U",UL:"UL",VAR:"VAR",VIDEO:"VIDEO",WBR:"WBR"};goog.dom.tags={};goog.dom.tags.VOID_TAGS_=goog.object.createSet("area base br col command embed hr img input keygen link meta param source track wbr".split(" "));goog.dom.tags.isVoidTag=function(a){return!0===goog.dom.tags.VOID_TAGS_[a]};goog.string.TypedString=function(){};goog.string.Const=function(){this.stringConstValueWithSecurityContract__googStringSecurityPrivate_="";this.STRING_CONST_TYPE_MARKER__GOOG_STRING_SECURITY_PRIVATE_=goog.string.Const.TYPE_MARKER_};goog.string.Const.prototype.implementsGoogStringTypedString=!0;goog.string.Const.prototype.getTypedStringValue=function(){return this.stringConstValueWithSecurityContract__googStringSecurityPrivate_};
-goog.string.Const.prototype.toString=function(){return"Const{"+this.stringConstValueWithSecurityContract__googStringSecurityPrivate_+"}"};goog.string.Const.unwrap=function(a){if(a instanceof goog.string.Const&&a.constructor===goog.string.Const&&a.STRING_CONST_TYPE_MARKER__GOOG_STRING_SECURITY_PRIVATE_===goog.string.Const.TYPE_MARKER_)return a.stringConstValueWithSecurityContract__googStringSecurityPrivate_;goog.asserts.fail("expected object of type Const, got '"+a+"'");return"type_error:Const"};
-goog.string.Const.from=function(a){return goog.string.Const.create__googStringSecurityPrivate_(a)};goog.string.Const.TYPE_MARKER_={};goog.string.Const.create__googStringSecurityPrivate_=function(a){var b=new goog.string.Const;b.stringConstValueWithSecurityContract__googStringSecurityPrivate_=a;return b};goog.html={};goog.html.SafeStyle=function(){this.privateDoNotAccessOrElseSafeStyleWrappedValue_="";this.SAFE_STYLE_TYPE_MARKER_GOOG_HTML_SECURITY_PRIVATE_=goog.html.SafeStyle.TYPE_MARKER_GOOG_HTML_SECURITY_PRIVATE_};goog.html.SafeStyle.prototype.implementsGoogStringTypedString=!0;goog.html.SafeStyle.TYPE_MARKER_GOOG_HTML_SECURITY_PRIVATE_={};
-goog.html.SafeStyle.fromConstant=function(a){a=goog.string.Const.unwrap(a);if(0===a.length)return goog.html.SafeStyle.EMPTY;goog.html.SafeStyle.checkStyle_(a);goog.asserts.assert(goog.string.endsWith(a,";"),"Last character of style string is not ';': "+a);goog.asserts.assert(goog.string.contains(a,":"),"Style string must contain at least one ':', to specify a \"name: value\" pair: "+a);return goog.html.SafeStyle.createSafeStyleSecurityPrivateDoNotAccessOrElse(a)};
-goog.html.SafeStyle.checkStyle_=function(a){goog.asserts.assert(!/[<>]/.test(a),"Forbidden characters in style string: "+a)};goog.html.SafeStyle.prototype.getTypedStringValue=function(){return this.privateDoNotAccessOrElseSafeStyleWrappedValue_};goog.DEBUG&&(goog.html.SafeStyle.prototype.toString=function(){return"SafeStyle{"+this.privateDoNotAccessOrElseSafeStyleWrappedValue_+"}"});
-goog.html.SafeStyle.unwrap=function(a){if(a instanceof goog.html.SafeStyle&&a.constructor===goog.html.SafeStyle&&a.SAFE_STYLE_TYPE_MARKER_GOOG_HTML_SECURITY_PRIVATE_===goog.html.SafeStyle.TYPE_MARKER_GOOG_HTML_SECURITY_PRIVATE_)return a.privateDoNotAccessOrElseSafeStyleWrappedValue_;goog.asserts.fail("expected object of type SafeStyle, got '"+a+"'");return"type_error:SafeStyle"};
-goog.html.SafeStyle.createSafeStyleSecurityPrivateDoNotAccessOrElse=function(a){var b=new goog.html.SafeStyle;b.privateDoNotAccessOrElseSafeStyleWrappedValue_=a;return b};goog.html.SafeStyle.EMPTY=goog.html.SafeStyle.createSafeStyleSecurityPrivateDoNotAccessOrElse("");goog.html.SafeStyle.INNOCUOUS_STRING="zClosurez";
-goog.html.SafeStyle.create=function(a){var b="",c;for(c in a){if(!/^[-_a-zA-Z0-9]+$/.test(c))throw Error("Name allows only [-_a-zA-Z0-9], got: "+c);var d=a[c];null!=d&&(d instanceof goog.string.Const?(d=goog.string.Const.unwrap(d),goog.asserts.assert(!/[{;}]/.test(d),"Value does not allow [{;}].")):goog.html.SafeStyle.VALUE_RE_.test(d)||(goog.asserts.fail("String value allows only [-.%_!# a-zA-Z0-9], got: "+d),d=goog.html.SafeStyle.INNOCUOUS_STRING),b+=c+":"+d+";")}if(!b)return goog.html.SafeStyle.EMPTY;
-goog.html.SafeStyle.checkStyle_(b);return goog.html.SafeStyle.createSafeStyleSecurityPrivateDoNotAccessOrElse(b)};goog.html.SafeStyle.VALUE_RE_=/^[-.%_!# a-zA-Z0-9]+$/;goog.html.SafeStyle.concat=function(a){var b="",c=function(a){goog.isArray(a)?goog.array.forEach(a,c):b+=goog.html.SafeStyle.unwrap(a)};goog.array.forEach(arguments,c);return b?goog.html.SafeStyle.createSafeStyleSecurityPrivateDoNotAccessOrElse(b):goog.html.SafeStyle.EMPTY};goog.i18n={};goog.i18n.bidi={};goog.i18n.bidi.FORCE_RTL=!1;
-goog.i18n.bidi.IS_RTL=goog.i18n.bidi.FORCE_RTL||("ar"==goog.LOCALE.substring(0,2).toLowerCase()||"fa"==goog.LOCALE.substring(0,2).toLowerCase()||"he"==goog.LOCALE.substring(0,2).toLowerCase()||"iw"==goog.LOCALE.substring(0,2).toLowerCase()||"ps"==goog.LOCALE.substring(0,2).toLowerCase()||"sd"==goog.LOCALE.substring(0,2).toLowerCase()||"ug"==goog.LOCALE.substring(0,2).toLowerCase()||"ur"==goog.LOCALE.substring(0,2).toLowerCase()||"yi"==goog.LOCALE.substring(0,2).toLowerCase())&&(2==goog.LOCALE.length||
-"-"==goog.LOCALE.substring(2,3)||"_"==goog.LOCALE.substring(2,3))||3<=goog.LOCALE.length&&"ckb"==goog.LOCALE.substring(0,3).toLowerCase()&&(3==goog.LOCALE.length||"-"==goog.LOCALE.substring(3,4)||"_"==goog.LOCALE.substring(3,4));goog.i18n.bidi.Format={LRE:"\u202a",RLE:"\u202b",PDF:"\u202c",LRM:"\u200e",RLM:"\u200f"};goog.i18n.bidi.Dir={LTR:1,RTL:-1,NEUTRAL:0};goog.i18n.bidi.RIGHT="right";goog.i18n.bidi.LEFT="left";goog.i18n.bidi.I18N_RIGHT=goog.i18n.bidi.IS_RTL?goog.i18n.bidi.LEFT:goog.i18n.bidi.RIGHT;
-goog.i18n.bidi.I18N_LEFT=goog.i18n.bidi.IS_RTL?goog.i18n.bidi.RIGHT:goog.i18n.bidi.LEFT;goog.i18n.bidi.toDir=function(a,b){return"number"==typeof a?0<a?goog.i18n.bidi.Dir.LTR:0>a?goog.i18n.bidi.Dir.RTL:b?null:goog.i18n.bidi.Dir.NEUTRAL:null==a?null:a?goog.i18n.bidi.Dir.RTL:goog.i18n.bidi.Dir.LTR};goog.i18n.bidi.ltrChars_="A-Za-z\u00c0-\u00d6\u00d8-\u00f6\u00f8-\u02b8\u0300-\u0590\u0800-\u1fff\u200e\u2c00-\ufb1c\ufe00-\ufe6f\ufefd-\uffff";goog.i18n.bidi.rtlChars_="\u0591-\u07ff\u200f\ufb1d-\ufdff\ufe70-\ufefc";
-goog.i18n.bidi.htmlSkipReg_=/<[^>]*>|&[^;]+;/g;goog.i18n.bidi.stripHtmlIfNeeded_=function(a,b){return b?a.replace(goog.i18n.bidi.htmlSkipReg_,""):a};goog.i18n.bidi.rtlCharReg_=new RegExp("["+goog.i18n.bidi.rtlChars_+"]");goog.i18n.bidi.ltrCharReg_=new RegExp("["+goog.i18n.bidi.ltrChars_+"]");goog.i18n.bidi.hasAnyRtl=function(a,b){return goog.i18n.bidi.rtlCharReg_.test(goog.i18n.bidi.stripHtmlIfNeeded_(a,b))};goog.i18n.bidi.hasRtlChar=goog.i18n.bidi.hasAnyRtl;
-goog.i18n.bidi.hasAnyLtr=function(a,b){return goog.i18n.bidi.ltrCharReg_.test(goog.i18n.bidi.stripHtmlIfNeeded_(a,b))};goog.i18n.bidi.ltrRe_=new RegExp("^["+goog.i18n.bidi.ltrChars_+"]");goog.i18n.bidi.rtlRe_=new RegExp("^["+goog.i18n.bidi.rtlChars_+"]");goog.i18n.bidi.isRtlChar=function(a){return goog.i18n.bidi.rtlRe_.test(a)};goog.i18n.bidi.isLtrChar=function(a){return goog.i18n.bidi.ltrRe_.test(a)};goog.i18n.bidi.isNeutralChar=function(a){return!goog.i18n.bidi.isLtrChar(a)&&!goog.i18n.bidi.isRtlChar(a)};
-goog.i18n.bidi.ltrDirCheckRe_=new RegExp("^[^"+goog.i18n.bidi.rtlChars_+"]*["+goog.i18n.bidi.ltrChars_+"]");goog.i18n.bidi.rtlDirCheckRe_=new RegExp("^[^"+goog.i18n.bidi.ltrChars_+"]*["+goog.i18n.bidi.rtlChars_+"]");goog.i18n.bidi.startsWithRtl=function(a,b){return goog.i18n.bidi.rtlDirCheckRe_.test(goog.i18n.bidi.stripHtmlIfNeeded_(a,b))};goog.i18n.bidi.isRtlText=goog.i18n.bidi.startsWithRtl;
-goog.i18n.bidi.startsWithLtr=function(a,b){return goog.i18n.bidi.ltrDirCheckRe_.test(goog.i18n.bidi.stripHtmlIfNeeded_(a,b))};goog.i18n.bidi.isLtrText=goog.i18n.bidi.startsWithLtr;goog.i18n.bidi.isRequiredLtrRe_=/^http:\/\/.*/;goog.i18n.bidi.isNeutralText=function(a,b){a=goog.i18n.bidi.stripHtmlIfNeeded_(a,b);return goog.i18n.bidi.isRequiredLtrRe_.test(a)||!goog.i18n.bidi.hasAnyLtr(a)&&!goog.i18n.bidi.hasAnyRtl(a)};
-goog.i18n.bidi.ltrExitDirCheckRe_=new RegExp("["+goog.i18n.bidi.ltrChars_+"][^"+goog.i18n.bidi.rtlChars_+"]*$");goog.i18n.bidi.rtlExitDirCheckRe_=new RegExp("["+goog.i18n.bidi.rtlChars_+"][^"+goog.i18n.bidi.ltrChars_+"]*$");goog.i18n.bidi.endsWithLtr=function(a,b){return goog.i18n.bidi.ltrExitDirCheckRe_.test(goog.i18n.bidi.stripHtmlIfNeeded_(a,b))};goog.i18n.bidi.isLtrExitText=goog.i18n.bidi.endsWithLtr;
-goog.i18n.bidi.endsWithRtl=function(a,b){return goog.i18n.bidi.rtlExitDirCheckRe_.test(goog.i18n.bidi.stripHtmlIfNeeded_(a,b))};goog.i18n.bidi.isRtlExitText=goog.i18n.bidi.endsWithRtl;goog.i18n.bidi.rtlLocalesRe_=/^(ar|ckb|dv|he|iw|fa|nqo|ps|sd|ug|ur|yi|.*[-_](Arab|Hebr|Thaa|Nkoo|Tfng))(?!.*[-_](Latn|Cyrl)($|-|_))($|-|_)/i;goog.i18n.bidi.isRtlLanguage=function(a){return goog.i18n.bidi.rtlLocalesRe_.test(a)};goog.i18n.bidi.bracketGuardHtmlRe_=/(\(.*?\)+)|(\[.*?\]+)|(\{.*?\}+)|(&lt;.*?(&gt;)+)/g;
-goog.i18n.bidi.bracketGuardTextRe_=/(\(.*?\)+)|(\[.*?\]+)|(\{.*?\}+)|(<.*?>+)/g;goog.i18n.bidi.guardBracketInHtml=function(a,b){return(void 0===b?goog.i18n.bidi.hasAnyRtl(a):b)?a.replace(goog.i18n.bidi.bracketGuardHtmlRe_,"<span dir=rtl>$&</span>"):a.replace(goog.i18n.bidi.bracketGuardHtmlRe_,"<span dir=ltr>$&</span>")};
-goog.i18n.bidi.guardBracketInText=function(a,b){var c=(void 0===b?goog.i18n.bidi.hasAnyRtl(a):b)?goog.i18n.bidi.Format.RLM:goog.i18n.bidi.Format.LRM;return a.replace(goog.i18n.bidi.bracketGuardTextRe_,c+"$&"+c)};goog.i18n.bidi.enforceRtlInHtml=function(a){return"<"==a.charAt(0)?a.replace(/<\w+/,"$& dir=rtl"):"\n<span dir=rtl>"+a+"</span>"};goog.i18n.bidi.enforceRtlInText=function(a){return goog.i18n.bidi.Format.RLE+a+goog.i18n.bidi.Format.PDF};
-goog.i18n.bidi.enforceLtrInHtml=function(a){return"<"==a.charAt(0)?a.replace(/<\w+/,"$& dir=ltr"):"\n<span dir=ltr>"+a+"</span>"};goog.i18n.bidi.enforceLtrInText=function(a){return goog.i18n.bidi.Format.LRE+a+goog.i18n.bidi.Format.PDF};goog.i18n.bidi.dimensionsRe_=/:\s*([.\d][.\w]*)\s+([.\d][.\w]*)\s+([.\d][.\w]*)\s+([.\d][.\w]*)/g;goog.i18n.bidi.leftRe_=/left/gi;goog.i18n.bidi.rightRe_=/right/gi;goog.i18n.bidi.tempRe_=/%%%%/g;
-goog.i18n.bidi.mirrorCSS=function(a){return a.replace(goog.i18n.bidi.dimensionsRe_,":$1 $4 $3 $2").replace(goog.i18n.bidi.leftRe_,"%%%%").replace(goog.i18n.bidi.rightRe_,goog.i18n.bidi.LEFT).replace(goog.i18n.bidi.tempRe_,goog.i18n.bidi.RIGHT)};goog.i18n.bidi.doubleQuoteSubstituteRe_=/([\u0591-\u05f2])"/g;goog.i18n.bidi.singleQuoteSubstituteRe_=/([\u0591-\u05f2])'/g;
-goog.i18n.bidi.normalizeHebrewQuote=function(a){return a.replace(goog.i18n.bidi.doubleQuoteSubstituteRe_,"$1\u05f4").replace(goog.i18n.bidi.singleQuoteSubstituteRe_,"$1\u05f3")};goog.i18n.bidi.wordSeparatorRe_=/\s+/;goog.i18n.bidi.hasNumeralsRe_=/\d/;goog.i18n.bidi.rtlDetectionThreshold_=.4;
-goog.i18n.bidi.estimateDirection=function(a,b){for(var c=0,d=0,e=!1,f=goog.i18n.bidi.stripHtmlIfNeeded_(a,b).split(goog.i18n.bidi.wordSeparatorRe_),g=0;g<f.length;g++){var h=f[g];goog.i18n.bidi.startsWithRtl(h)?(c++,d++):goog.i18n.bidi.isRequiredLtrRe_.test(h)?e=!0:goog.i18n.bidi.hasAnyLtr(h)?d++:goog.i18n.bidi.hasNumeralsRe_.test(h)&&(e=!0)}return 0==d?e?goog.i18n.bidi.Dir.LTR:goog.i18n.bidi.Dir.NEUTRAL:c/d>goog.i18n.bidi.rtlDetectionThreshold_?goog.i18n.bidi.Dir.RTL:goog.i18n.bidi.Dir.LTR};
-goog.i18n.bidi.detectRtlDirectionality=function(a,b){return goog.i18n.bidi.estimateDirection(a,b)==goog.i18n.bidi.Dir.RTL};goog.i18n.bidi.setElementDirAndAlign=function(a,b){a&&(b=goog.i18n.bidi.toDir(b))&&(a.style.textAlign=b==goog.i18n.bidi.Dir.RTL?goog.i18n.bidi.RIGHT:goog.i18n.bidi.LEFT,a.dir=b==goog.i18n.bidi.Dir.RTL?"rtl":"ltr")};goog.i18n.bidi.DirectionalString=function(){};goog.html.SafeUrl=function(){this.privateDoNotAccessOrElseSafeHtmlWrappedValue_="";this.SAFE_URL_TYPE_MARKER_GOOG_HTML_SECURITY_PRIVATE_=goog.html.SafeUrl.TYPE_MARKER_GOOG_HTML_SECURITY_PRIVATE_};goog.html.SafeUrl.INNOCUOUS_STRING="about:invalid#zClosurez";goog.html.SafeUrl.prototype.implementsGoogStringTypedString=!0;goog.html.SafeUrl.prototype.getTypedStringValue=function(){return this.privateDoNotAccessOrElseSafeHtmlWrappedValue_};
-goog.html.SafeUrl.prototype.implementsGoogI18nBidiDirectionalString=!0;goog.html.SafeUrl.prototype.getDirection=function(){return goog.i18n.bidi.Dir.LTR};goog.DEBUG&&(goog.html.SafeUrl.prototype.toString=function(){return"SafeUrl{"+this.privateDoNotAccessOrElseSafeHtmlWrappedValue_+"}"});
-goog.html.SafeUrl.unwrap=function(a){if(a instanceof goog.html.SafeUrl&&a.constructor===goog.html.SafeUrl&&a.SAFE_URL_TYPE_MARKER_GOOG_HTML_SECURITY_PRIVATE_===goog.html.SafeUrl.TYPE_MARKER_GOOG_HTML_SECURITY_PRIVATE_)return a.privateDoNotAccessOrElseSafeHtmlWrappedValue_;goog.asserts.fail("expected object of type SafeUrl, got '"+a+"'");return"type_error:SafeUrl"};goog.html.SafeUrl.fromConstant=function(a){return goog.html.SafeUrl.createSafeUrlSecurityPrivateDoNotAccessOrElse(goog.string.Const.unwrap(a))};
-goog.html.SAFE_URL_PATTERN_=/^(?:(?:https?|mailto):|[^&:/?#]*(?:[/?#]|$))/i;goog.html.SafeUrl.sanitize=function(a){if(a instanceof goog.html.SafeUrl)return a;a=a.implementsGoogStringTypedString?a.getTypedStringValue():String(a);a=goog.html.SAFE_URL_PATTERN_.test(a)?goog.html.SafeUrl.normalize_(a):goog.html.SafeUrl.INNOCUOUS_STRING;return goog.html.SafeUrl.createSafeUrlSecurityPrivateDoNotAccessOrElse(a)};
-goog.html.SafeUrl.normalize_=function(a){try{var b=encodeURI(a)}catch(c){return goog.html.SafeUrl.INNOCUOUS_STRING}return b.replace(goog.html.SafeUrl.NORMALIZE_MATCHER_,function(a){return goog.html.SafeUrl.NORMALIZE_REPLACER_MAP_[a]})};goog.html.SafeUrl.NORMALIZE_MATCHER_=/[()']|%5B|%5D|%25/g;goog.html.SafeUrl.NORMALIZE_REPLACER_MAP_={"'":"%27","(":"%28",")":"%29","%5B":"[","%5D":"]","%25":"%"};goog.html.SafeUrl.TYPE_MARKER_GOOG_HTML_SECURITY_PRIVATE_={};
-goog.html.SafeUrl.createSafeUrlSecurityPrivateDoNotAccessOrElse=function(a){var b=new goog.html.SafeUrl;b.privateDoNotAccessOrElseSafeHtmlWrappedValue_=a;return b};goog.html.TrustedResourceUrl=function(){this.privateDoNotAccessOrElseTrustedResourceUrlWrappedValue_="";this.TRUSTED_RESOURCE_URL_TYPE_MARKER_GOOG_HTML_SECURITY_PRIVATE_=goog.html.TrustedResourceUrl.TYPE_MARKER_GOOG_HTML_SECURITY_PRIVATE_};goog.html.TrustedResourceUrl.prototype.implementsGoogStringTypedString=!0;goog.html.TrustedResourceUrl.prototype.getTypedStringValue=function(){return this.privateDoNotAccessOrElseTrustedResourceUrlWrappedValue_};
-goog.html.TrustedResourceUrl.prototype.implementsGoogI18nBidiDirectionalString=!0;goog.html.TrustedResourceUrl.prototype.getDirection=function(){return goog.i18n.bidi.Dir.LTR};goog.DEBUG&&(goog.html.TrustedResourceUrl.prototype.toString=function(){return"TrustedResourceUrl{"+this.privateDoNotAccessOrElseTrustedResourceUrlWrappedValue_+"}"});
-goog.html.TrustedResourceUrl.unwrap=function(a){if(a instanceof goog.html.TrustedResourceUrl&&a.constructor===goog.html.TrustedResourceUrl&&a.TRUSTED_RESOURCE_URL_TYPE_MARKER_GOOG_HTML_SECURITY_PRIVATE_===goog.html.TrustedResourceUrl.TYPE_MARKER_GOOG_HTML_SECURITY_PRIVATE_)return a.privateDoNotAccessOrElseTrustedResourceUrlWrappedValue_;goog.asserts.fail("expected object of type TrustedResourceUrl, got '"+a+"'");return"type_error:TrustedResourceUrl"};goog.html.TrustedResourceUrl.fromConstant=function(a){return goog.html.TrustedResourceUrl.createTrustedResourceUrlSecurityPrivateDoNotAccessOrElse(goog.string.Const.unwrap(a))};
-goog.html.TrustedResourceUrl.TYPE_MARKER_GOOG_HTML_SECURITY_PRIVATE_={};goog.html.TrustedResourceUrl.createTrustedResourceUrlSecurityPrivateDoNotAccessOrElse=function(a){var b=new goog.html.TrustedResourceUrl;b.privateDoNotAccessOrElseTrustedResourceUrlWrappedValue_=a;return b};goog.html.SafeHtml=function(){this.privateDoNotAccessOrElseSafeHtmlWrappedValue_="";this.SAFE_HTML_TYPE_MARKER_GOOG_HTML_SECURITY_PRIVATE_=goog.html.SafeHtml.TYPE_MARKER_GOOG_HTML_SECURITY_PRIVATE_;this.dir_=null};goog.html.SafeHtml.prototype.implementsGoogI18nBidiDirectionalString=!0;goog.html.SafeHtml.prototype.getDirection=function(){return this.dir_};goog.html.SafeHtml.prototype.implementsGoogStringTypedString=!0;goog.html.SafeHtml.prototype.getTypedStringValue=function(){return this.privateDoNotAccessOrElseSafeHtmlWrappedValue_};
-goog.DEBUG&&(goog.html.SafeHtml.prototype.toString=function(){return"SafeHtml{"+this.privateDoNotAccessOrElseSafeHtmlWrappedValue_+"}"});goog.html.SafeHtml.unwrap=function(a){if(a instanceof goog.html.SafeHtml&&a.constructor===goog.html.SafeHtml&&a.SAFE_HTML_TYPE_MARKER_GOOG_HTML_SECURITY_PRIVATE_===goog.html.SafeHtml.TYPE_MARKER_GOOG_HTML_SECURITY_PRIVATE_)return a.privateDoNotAccessOrElseSafeHtmlWrappedValue_;goog.asserts.fail("expected object of type SafeHtml, got '"+a+"'");return"type_error:SafeHtml"};
-goog.html.SafeHtml.htmlEscape=function(a){if(a instanceof goog.html.SafeHtml)return a;var b=null;a.implementsGoogI18nBidiDirectionalString&&(b=a.getDirection());a=a.implementsGoogStringTypedString?a.getTypedStringValue():String(a);return goog.html.SafeHtml.createSafeHtmlSecurityPrivateDoNotAccessOrElse(goog.string.htmlEscape(a),b)};
-goog.html.SafeHtml.htmlEscapePreservingNewlines=function(a){if(a instanceof goog.html.SafeHtml)return a;a=goog.html.SafeHtml.htmlEscape(a);return goog.html.SafeHtml.createSafeHtmlSecurityPrivateDoNotAccessOrElse(goog.string.newLineToBr(goog.html.SafeHtml.unwrap(a)),a.getDirection())};
-goog.html.SafeHtml.htmlEscapePreservingNewlinesAndSpaces=function(a){if(a instanceof goog.html.SafeHtml)return a;a=goog.html.SafeHtml.htmlEscape(a);return goog.html.SafeHtml.createSafeHtmlSecurityPrivateDoNotAccessOrElse(goog.string.whitespaceEscape(goog.html.SafeHtml.unwrap(a)),a.getDirection())};goog.html.SafeHtml.from=goog.html.SafeHtml.htmlEscape;goog.html.SafeHtml.VALID_NAMES_IN_TAG_=/^[a-zA-Z0-9-]+$/;
-goog.html.SafeHtml.URL_ATTRIBUTES_=goog.object.createSet("action","cite","data","formaction","href","manifest","poster","src");goog.html.SafeHtml.NOT_ALLOWED_TAG_NAMES_=goog.object.createSet("embed","iframe","link","script","style","template");
-goog.html.SafeHtml.create=function(a,b,c){if(!goog.html.SafeHtml.VALID_NAMES_IN_TAG_.test(a))throw Error("Invalid tag name <"+a+">.");if(a.toLowerCase()in goog.html.SafeHtml.NOT_ALLOWED_TAG_NAMES_)throw Error("Tag name <"+a+"> is not allowed for SafeHtml.");return goog.html.SafeHtml.createSafeHtmlTagSecurityPrivateDoNotAccessOrElse(a,b,c)};
-goog.html.SafeHtml.getAttrNameAndValue_=function(a,b,c){if(c instanceof goog.string.Const)c=goog.string.Const.unwrap(c);else if("style"==b.toLowerCase())c=goog.html.SafeHtml.getStyleValue_(c);else{if(/^on/i.test(b))throw Error('Attribute "'+b+'" requires goog.string.Const value, "'+c+'" given.');if(b.toLowerCase()in goog.html.SafeHtml.URL_ATTRIBUTES_)if(c instanceof goog.html.TrustedResourceUrl)c=goog.html.TrustedResourceUrl.unwrap(c);else if(c instanceof goog.html.SafeUrl)c=goog.html.SafeUrl.unwrap(c);
-else throw Error('Attribute "'+b+'" on tag "'+a+'" requires goog.html.SafeUrl or goog.string.Const value, "'+c+'" given.');}c.implementsGoogStringTypedString&&(c=c.getTypedStringValue());goog.asserts.assert(goog.isString(c)||goog.isNumber(c),"String or number value expected, got "+typeof c+" with value: "+c);return b+'="'+goog.string.htmlEscape(String(c))+'"'};
-goog.html.SafeHtml.getStyleValue_=function(a){if(!goog.isObject(a))throw Error('The "style" attribute requires goog.html.SafeStyle or map of style properties, '+typeof a+" given: "+a);a instanceof goog.html.SafeStyle||(a=goog.html.SafeStyle.create(a));return goog.html.SafeStyle.unwrap(a)};goog.html.SafeHtml.createWithDir=function(a,b,c,d){b=goog.html.SafeHtml.create(b,c,d);b.dir_=a;return b};
-goog.html.SafeHtml.concat=function(a){var b=goog.i18n.bidi.Dir.NEUTRAL,c="",d=function(a){goog.isArray(a)?goog.array.forEach(a,d):(a=goog.html.SafeHtml.htmlEscape(a),c+=goog.html.SafeHtml.unwrap(a),a=a.getDirection(),b==goog.i18n.bidi.Dir.NEUTRAL?b=a:a!=goog.i18n.bidi.Dir.NEUTRAL&&b!=a&&(b=null))};goog.array.forEach(arguments,d);return goog.html.SafeHtml.createSafeHtmlSecurityPrivateDoNotAccessOrElse(c,b)};
-goog.html.SafeHtml.concatWithDir=function(a,b){var c=goog.html.SafeHtml.concat(goog.array.slice(arguments,1));c.dir_=a;return c};goog.html.SafeHtml.TYPE_MARKER_GOOG_HTML_SECURITY_PRIVATE_={};goog.html.SafeHtml.createSafeHtmlSecurityPrivateDoNotAccessOrElse=function(a,b){var c=new goog.html.SafeHtml;c.privateDoNotAccessOrElseSafeHtmlWrappedValue_=a;c.dir_=b;return c};
-goog.html.SafeHtml.createSafeHtmlTagSecurityPrivateDoNotAccessOrElse=function(a,b,c){var d=null,e="<"+a;if(b)for(var f in b){if(!goog.html.SafeHtml.VALID_NAMES_IN_TAG_.test(f))throw Error('Invalid attribute name "'+f+'".');var g=b[f];goog.isDefAndNotNull(g)&&(e+=" "+goog.html.SafeHtml.getAttrNameAndValue_(a,f,g))}goog.isDef(c)?goog.isArray(c)||(c=[c]):c=[];goog.dom.tags.isVoidTag(a.toLowerCase())?(goog.asserts.assert(!c.length,"Void tag <"+a+"> does not allow content."),e+=">"):(d=goog.html.SafeHtml.concat(c),
-e+=">"+goog.html.SafeHtml.unwrap(d)+"</"+a+">",d=d.getDirection());(a=b&&b.dir)&&(d=/^(ltr|rtl|auto)$/i.test(a)?goog.i18n.bidi.Dir.NEUTRAL:null);return goog.html.SafeHtml.createSafeHtmlSecurityPrivateDoNotAccessOrElse(e,d)};goog.html.SafeHtml.EMPTY=goog.html.SafeHtml.createSafeHtmlSecurityPrivateDoNotAccessOrElse("",goog.i18n.bidi.Dir.NEUTRAL);goog.dom.safe={};goog.dom.safe.setInnerHtml=function(a,b){a.innerHTML=goog.html.SafeHtml.unwrap(b)};goog.dom.safe.setOuterHtml=function(a,b){a.outerHTML=goog.html.SafeHtml.unwrap(b)};goog.dom.safe.documentWrite=function(a,b){a.write(goog.html.SafeHtml.unwrap(b))};goog.dom.safe.setAnchorHref=function(a,b){var c;c=b instanceof goog.html.SafeUrl?b:goog.html.SafeUrl.sanitize(b);a.href=goog.html.SafeUrl.unwrap(c)};
-goog.dom.safe.setLocationHref=function(a,b){var c;c=b instanceof goog.html.SafeUrl?b:goog.html.SafeUrl.sanitize(b);a.href=goog.html.SafeUrl.unwrap(c)};goog.dom.ASSUME_QUIRKS_MODE=!1;goog.dom.ASSUME_STANDARDS_MODE=!1;goog.dom.COMPAT_MODE_KNOWN_=goog.dom.ASSUME_QUIRKS_MODE||goog.dom.ASSUME_STANDARDS_MODE;goog.dom.getDomHelper=function(a){return a?new goog.dom.DomHelper(goog.dom.getOwnerDocument(a)):goog.dom.defaultDomHelper_||(goog.dom.defaultDomHelper_=new goog.dom.DomHelper)};goog.dom.getDocument=function(){return document};goog.dom.getElement=function(a){return goog.dom.getElementHelper_(document,a)};
-goog.dom.getElementHelper_=function(a,b){return goog.isString(b)?a.getElementById(b):b};goog.dom.getRequiredElement=function(a){return goog.dom.getRequiredElementHelper_(document,a)};goog.dom.getRequiredElementHelper_=function(a,b){goog.asserts.assertString(b);var c=goog.dom.getElementHelper_(a,b);return c=goog.asserts.assertElement(c,"No element found with id: "+b)};goog.dom.$=goog.dom.getElement;
-goog.dom.getElementsByTagNameAndClass=function(a,b,c){return goog.dom.getElementsByTagNameAndClass_(document,a,b,c)};goog.dom.getElementsByClass=function(a,b){var c=b||document;return goog.dom.canUseQuerySelector_(c)?c.querySelectorAll("."+a):goog.dom.getElementsByTagNameAndClass_(document,"*",a,b)};goog.dom.getElementByClass=function(a,b){var c=b||document,d=null;return(d=goog.dom.canUseQuerySelector_(c)?c.querySelector("."+a):goog.dom.getElementsByTagNameAndClass_(document,"*",a,b)[0])||null};
-goog.dom.getRequiredElementByClass=function(a,b){var c=goog.dom.getElementByClass(a,b);return goog.asserts.assert(c,"No element found with className: "+a)};goog.dom.canUseQuerySelector_=function(a){return!(!a.querySelectorAll||!a.querySelector)};
-goog.dom.getElementsByTagNameAndClass_=function(a,b,c,d){a=d||a;b=b&&"*"!=b?b.toUpperCase():"";if(goog.dom.canUseQuerySelector_(a)&&(b||c))return a.querySelectorAll(b+(c?"."+c:""));if(c&&a.getElementsByClassName){a=a.getElementsByClassName(c);if(b){d={};for(var e=0,f=0,g;g=a[f];f++)b==g.nodeName&&(d[e++]=g);d.length=e;return d}return a}a=a.getElementsByTagName(b||"*");if(c){d={};for(f=e=0;g=a[f];f++)b=g.className,"function"==typeof b.split&&goog.array.contains(b.split(/\s+/),c)&&(d[e++]=g);d.length=
-e;return d}return a};goog.dom.$$=goog.dom.getElementsByTagNameAndClass;goog.dom.setProperties=function(a,b){goog.object.forEach(b,function(b,d){"style"==d?a.style.cssText=b:"class"==d?a.className=b:"for"==d?a.htmlFor=b:d in goog.dom.DIRECT_ATTRIBUTE_MAP_?a.setAttribute(goog.dom.DIRECT_ATTRIBUTE_MAP_[d],b):goog.string.startsWith(d,"aria-")||goog.string.startsWith(d,"data-")?a.setAttribute(d,b):a[d]=b})};
-goog.dom.DIRECT_ATTRIBUTE_MAP_={cellpadding:"cellPadding",cellspacing:"cellSpacing",colspan:"colSpan",frameborder:"frameBorder",height:"height",maxlength:"maxLength",role:"role",rowspan:"rowSpan",type:"type",usemap:"useMap",valign:"vAlign",width:"width"};goog.dom.getViewportSize=function(a){return goog.dom.getViewportSize_(a||window)};goog.dom.getViewportSize_=function(a){a=a.document;a=goog.dom.isCss1CompatMode_(a)?a.documentElement:a.body;return new goog.math.Size(a.clientWidth,a.clientHeight)};
-goog.dom.getDocumentHeight=function(){return goog.dom.getDocumentHeight_(window)};goog.dom.getDocumentHeight_=function(a){var b=a.document,c=0;if(b){var c=b.body,d=b.documentElement;if(!d||!c)return 0;a=goog.dom.getViewportSize_(a).height;if(goog.dom.isCss1CompatMode_(b)&&d.scrollHeight)c=d.scrollHeight!=a?d.scrollHeight:d.offsetHeight;else{var b=d.scrollHeight,e=d.offsetHeight;d.clientHeight!=e&&(b=c.scrollHeight,e=c.offsetHeight);c=b>a?b>e?b:e:b<e?b:e}}return c};
-goog.dom.getPageScroll=function(a){return goog.dom.getDomHelper((a||goog.global||window).document).getDocumentScroll()};goog.dom.getDocumentScroll=function(){return goog.dom.getDocumentScroll_(document)};
-goog.dom.getDocumentScroll_=function(a){var b=goog.dom.getDocumentScrollElement_(a);a=goog.dom.getWindow_(a);return goog.userAgent.IE&&goog.userAgent.isVersionOrHigher("10")&&a.pageYOffset!=b.scrollTop?new goog.math.Coordinate(b.scrollLeft,b.scrollTop):new goog.math.Coordinate(a.pageXOffset||b.scrollLeft,a.pageYOffset||b.scrollTop)};goog.dom.getDocumentScrollElement=function(){return goog.dom.getDocumentScrollElement_(document)};
-goog.dom.getDocumentScrollElement_=function(a){return!goog.userAgent.WEBKIT&&goog.dom.isCss1CompatMode_(a)?a.documentElement:a.body||a.documentElement};goog.dom.getWindow=function(a){return a?goog.dom.getWindow_(a):window};goog.dom.getWindow_=function(a){return a.parentWindow||a.defaultView};goog.dom.createDom=function(a,b,c){return goog.dom.createDom_(document,arguments)};
-goog.dom.createDom_=function(a,b){var c=b[0],d=b[1];if(!goog.dom.BrowserFeature.CAN_ADD_NAME_OR_TYPE_ATTRIBUTES&&d&&(d.name||d.type)){c=["<",c];d.name&&c.push(' name="',goog.string.htmlEscape(d.name),'"');if(d.type){c.push(' type="',goog.string.htmlEscape(d.type),'"');var e={};goog.object.extend(e,d);delete e.type;d=e}c.push(">");c=c.join("")}c=a.createElement(c);d&&(goog.isString(d)?c.className=d:goog.isArray(d)?c.className=d.join(" "):goog.dom.setProperties(c,d));2<b.length&&goog.dom.append_(a,
-c,b,2);return c};goog.dom.append_=function(a,b,c,d){function e(c){c&&b.appendChild(goog.isString(c)?a.createTextNode(c):c)}for(;d<c.length;d++){var f=c[d];goog.isArrayLike(f)&&!goog.dom.isNodeLike(f)?goog.array.forEach(goog.dom.isNodeList(f)?goog.array.toArray(f):f,e):e(f)}};goog.dom.$dom=goog.dom.createDom;goog.dom.createElement=function(a){return document.createElement(a)};goog.dom.createTextNode=function(a){return document.createTextNode(String(a))};
-goog.dom.createTable=function(a,b,c){return goog.dom.createTable_(document,a,b,!!c)};goog.dom.createTable_=function(a,b,c,d){for(var e=["<tr>"],f=0;f<c;f++)e.push(d?"<td>&nbsp;</td>":"<td></td>");e.push("</tr>");e=e.join("");c=["<table>"];for(f=0;f<b;f++)c.push(e);c.push("</table>");a=a.createElement(goog.dom.TagName.DIV);a.innerHTML=c.join("");return a.removeChild(a.firstChild)};goog.dom.safeHtmlToNode=function(a){return goog.dom.safeHtmlToNode_(document,a)};
-goog.dom.safeHtmlToNode_=function(a,b){var c=a.createElement("div");goog.dom.BrowserFeature.INNER_HTML_NEEDS_SCOPED_ELEMENT?(goog.dom.safe.setInnerHtml(c,goog.html.SafeHtml.concat(goog.html.SafeHtml.create("br"),b)),c.removeChild(c.firstChild)):goog.dom.safe.setInnerHtml(c,b);return goog.dom.childrenToNode_(a,c)};goog.dom.htmlToDocumentFragment=function(a){return goog.dom.htmlToDocumentFragment_(document,a)};
-goog.dom.htmlToDocumentFragment_=function(a,b){var c=a.createElement("div");goog.dom.BrowserFeature.INNER_HTML_NEEDS_SCOPED_ELEMENT?(c.innerHTML="<br>"+b,c.removeChild(c.firstChild)):c.innerHTML=b;return goog.dom.childrenToNode_(a,c)};goog.dom.childrenToNode_=function(a,b){if(1==b.childNodes.length)return b.removeChild(b.firstChild);for(var c=a.createDocumentFragment();b.firstChild;)c.appendChild(b.firstChild);return c};goog.dom.isCss1CompatMode=function(){return goog.dom.isCss1CompatMode_(document)};
-goog.dom.isCss1CompatMode_=function(a){return goog.dom.COMPAT_MODE_KNOWN_?goog.dom.ASSUME_STANDARDS_MODE:"CSS1Compat"==a.compatMode};goog.dom.canHaveChildren=function(a){if(a.nodeType!=goog.dom.NodeType.ELEMENT)return!1;switch(a.tagName){case goog.dom.TagName.APPLET:case goog.dom.TagName.AREA:case goog.dom.TagName.BASE:case goog.dom.TagName.BR:case goog.dom.TagName.COL:case goog.dom.TagName.COMMAND:case goog.dom.TagName.EMBED:case goog.dom.TagName.FRAME:case goog.dom.TagName.HR:case goog.dom.TagName.IMG:case goog.dom.TagName.INPUT:case goog.dom.TagName.IFRAME:case goog.dom.TagName.ISINDEX:case goog.dom.TagName.KEYGEN:case goog.dom.TagName.LINK:case goog.dom.TagName.NOFRAMES:case goog.dom.TagName.NOSCRIPT:case goog.dom.TagName.META:case goog.dom.TagName.OBJECT:case goog.dom.TagName.PARAM:case goog.dom.TagName.SCRIPT:case goog.dom.TagName.SOURCE:case goog.dom.TagName.STYLE:case goog.dom.TagName.TRACK:case goog.dom.TagName.WBR:return!1}return!0};
-goog.dom.appendChild=function(a,b){a.appendChild(b)};goog.dom.append=function(a,b){goog.dom.append_(goog.dom.getOwnerDocument(a),a,arguments,1)};goog.dom.removeChildren=function(a){for(var b;b=a.firstChild;)a.removeChild(b)};goog.dom.insertSiblingBefore=function(a,b){b.parentNode&&b.parentNode.insertBefore(a,b)};goog.dom.insertSiblingAfter=function(a,b){b.parentNode&&b.parentNode.insertBefore(a,b.nextSibling)};goog.dom.insertChildAt=function(a,b,c){a.insertBefore(b,a.childNodes[c]||null)};
-goog.dom.removeNode=function(a){return a&&a.parentNode?a.parentNode.removeChild(a):null};goog.dom.replaceNode=function(a,b){var c=b.parentNode;c&&c.replaceChild(a,b)};goog.dom.flattenElement=function(a){var b,c=a.parentNode;if(c&&c.nodeType!=goog.dom.NodeType.DOCUMENT_FRAGMENT){if(a.removeNode)return a.removeNode(!1);for(;b=a.firstChild;)c.insertBefore(b,a);return goog.dom.removeNode(a)}};
-goog.dom.getChildren=function(a){return goog.dom.BrowserFeature.CAN_USE_CHILDREN_ATTRIBUTE&&void 0!=a.children?a.children:goog.array.filter(a.childNodes,function(a){return a.nodeType==goog.dom.NodeType.ELEMENT})};goog.dom.getFirstElementChild=function(a){return void 0!=a.firstElementChild?a.firstElementChild:goog.dom.getNextElementNode_(a.firstChild,!0)};goog.dom.getLastElementChild=function(a){return void 0!=a.lastElementChild?a.lastElementChild:goog.dom.getNextElementNode_(a.lastChild,!1)};
-goog.dom.getNextElementSibling=function(a){return void 0!=a.nextElementSibling?a.nextElementSibling:goog.dom.getNextElementNode_(a.nextSibling,!0)};goog.dom.getPreviousElementSibling=function(a){return void 0!=a.previousElementSibling?a.previousElementSibling:goog.dom.getNextElementNode_(a.previousSibling,!1)};goog.dom.getNextElementNode_=function(a,b){for(;a&&a.nodeType!=goog.dom.NodeType.ELEMENT;)a=b?a.nextSibling:a.previousSibling;return a};
-goog.dom.getNextNode=function(a){if(!a)return null;if(a.firstChild)return a.firstChild;for(;a&&!a.nextSibling;)a=a.parentNode;return a?a.nextSibling:null};goog.dom.getPreviousNode=function(a){if(!a)return null;if(!a.previousSibling)return a.parentNode;for(a=a.previousSibling;a&&a.lastChild;)a=a.lastChild;return a};goog.dom.isNodeLike=function(a){return goog.isObject(a)&&0<a.nodeType};goog.dom.isElement=function(a){return goog.isObject(a)&&a.nodeType==goog.dom.NodeType.ELEMENT};
-goog.dom.isWindow=function(a){return goog.isObject(a)&&a.window==a};goog.dom.getParentElement=function(a){var b;if(goog.dom.BrowserFeature.CAN_USE_PARENT_ELEMENT_PROPERTY&&!(goog.userAgent.IE&&goog.userAgent.isVersionOrHigher("9")&&!goog.userAgent.isVersionOrHigher("10")&&goog.global.SVGElement&&a instanceof goog.global.SVGElement)&&(b=a.parentElement))return b;b=a.parentNode;return goog.dom.isElement(b)?b:null};
-goog.dom.contains=function(a,b){if(a.contains&&b.nodeType==goog.dom.NodeType.ELEMENT)return a==b||a.contains(b);if("undefined"!=typeof a.compareDocumentPosition)return a==b||Boolean(a.compareDocumentPosition(b)&16);for(;b&&a!=b;)b=b.parentNode;return b==a};
-goog.dom.compareNodeOrder=function(a,b){if(a==b)return 0;if(a.compareDocumentPosition)return a.compareDocumentPosition(b)&2?1:-1;if(goog.userAgent.IE&&!goog.userAgent.isDocumentModeOrHigher(9)){if(a.nodeType==goog.dom.NodeType.DOCUMENT)return-1;if(b.nodeType==goog.dom.NodeType.DOCUMENT)return 1}if("sourceIndex"in a||a.parentNode&&"sourceIndex"in a.parentNode){var c=a.nodeType==goog.dom.NodeType.ELEMENT,d=b.nodeType==goog.dom.NodeType.ELEMENT;if(c&&d)return a.sourceIndex-b.sourceIndex;var e=a.parentNode,
-f=b.parentNode;return e==f?goog.dom.compareSiblingOrder_(a,b):!c&&goog.dom.contains(e,b)?-1*goog.dom.compareParentsDescendantNodeIe_(a,b):!d&&goog.dom.contains(f,a)?goog.dom.compareParentsDescendantNodeIe_(b,a):(c?a.sourceIndex:e.sourceIndex)-(d?b.sourceIndex:f.sourceIndex)}d=goog.dom.getOwnerDocument(a);c=d.createRange();c.selectNode(a);c.collapse(!0);d=d.createRange();d.selectNode(b);d.collapse(!0);return c.compareBoundaryPoints(goog.global.Range.START_TO_END,d)};
-goog.dom.compareParentsDescendantNodeIe_=function(a,b){var c=a.parentNode;if(c==b)return-1;for(var d=b;d.parentNode!=c;)d=d.parentNode;return goog.dom.compareSiblingOrder_(d,a)};goog.dom.compareSiblingOrder_=function(a,b){for(var c=b;c=c.previousSibling;)if(c==a)return-1;return 1};
-goog.dom.findCommonAncestor=function(a){var b,c=arguments.length;if(!c)return null;if(1==c)return arguments[0];var d=[],e=Infinity;for(b=0;b<c;b++){for(var f=[],g=arguments[b];g;)f.unshift(g),g=g.parentNode;d.push(f);e=Math.min(e,f.length)}f=null;for(b=0;b<e;b++){for(var g=d[0][b],h=1;h<c;h++)if(g!=d[h][b])return f;f=g}return f};goog.dom.getOwnerDocument=function(a){goog.asserts.assert(a,"Node cannot be null or undefined.");return a.nodeType==goog.dom.NodeType.DOCUMENT?a:a.ownerDocument||a.document};
-goog.dom.getFrameContentDocument=function(a){return a.contentDocument||a.contentWindow.document};goog.dom.getFrameContentWindow=function(a){return a.contentWindow||goog.dom.getWindow(goog.dom.getFrameContentDocument(a))};
-goog.dom.setTextContent=function(a,b){goog.asserts.assert(null!=a,"goog.dom.setTextContent expects a non-null value for node");if("textContent"in a)a.textContent=b;else if(a.nodeType==goog.dom.NodeType.TEXT)a.data=b;else if(a.firstChild&&a.firstChild.nodeType==goog.dom.NodeType.TEXT){for(;a.lastChild!=a.firstChild;)a.removeChild(a.lastChild);a.firstChild.data=b}else{goog.dom.removeChildren(a);var c=goog.dom.getOwnerDocument(a);a.appendChild(c.createTextNode(String(b)))}};
-goog.dom.getOuterHtml=function(a){if("outerHTML"in a)return a.outerHTML;var b=goog.dom.getOwnerDocument(a).createElement("div");b.appendChild(a.cloneNode(!0));return b.innerHTML};goog.dom.findNode=function(a,b){var c=[];return goog.dom.findNodes_(a,b,c,!0)?c[0]:void 0};goog.dom.findNodes=function(a,b){var c=[];goog.dom.findNodes_(a,b,c,!1);return c};goog.dom.findNodes_=function(a,b,c,d){if(null!=a)for(a=a.firstChild;a;){if(b(a)&&(c.push(a),d)||goog.dom.findNodes_(a,b,c,d))return!0;a=a.nextSibling}return!1};
-goog.dom.TAGS_TO_IGNORE_={SCRIPT:1,STYLE:1,HEAD:1,IFRAME:1,OBJECT:1};goog.dom.PREDEFINED_TAG_VALUES_={IMG:" ",BR:"\n"};goog.dom.isFocusableTabIndex=function(a){return goog.dom.hasSpecifiedTabIndex_(a)&&goog.dom.isTabIndexFocusable_(a)};goog.dom.setFocusableTabIndex=function(a,b){b?a.tabIndex=0:(a.tabIndex=-1,a.removeAttribute("tabIndex"))};
-goog.dom.isFocusable=function(a){var b;return(b=goog.dom.nativelySupportsFocus_(a)?!a.disabled&&(!goog.dom.hasSpecifiedTabIndex_(a)||goog.dom.isTabIndexFocusable_(a)):goog.dom.isFocusableTabIndex(a))&&goog.userAgent.IE?goog.dom.hasNonZeroBoundingRect_(a):b};goog.dom.hasSpecifiedTabIndex_=function(a){a=a.getAttributeNode("tabindex");return goog.isDefAndNotNull(a)&&a.specified};goog.dom.isTabIndexFocusable_=function(a){a=a.tabIndex;return goog.isNumber(a)&&0<=a&&32768>a};
-goog.dom.nativelySupportsFocus_=function(a){return a.tagName==goog.dom.TagName.A||a.tagName==goog.dom.TagName.INPUT||a.tagName==goog.dom.TagName.TEXTAREA||a.tagName==goog.dom.TagName.SELECT||a.tagName==goog.dom.TagName.BUTTON};goog.dom.hasNonZeroBoundingRect_=function(a){a=goog.isFunction(a.getBoundingClientRect)?a.getBoundingClientRect():{height:a.offsetHeight,width:a.offsetWidth};return goog.isDefAndNotNull(a)&&0<a.height&&0<a.width};
-goog.dom.getTextContent=function(a){if(goog.dom.BrowserFeature.CAN_USE_INNER_TEXT&&"innerText"in a)a=goog.string.canonicalizeNewlines(a.innerText);else{var b=[];goog.dom.getTextContent_(a,b,!0);a=b.join("")}a=a.replace(/ \xAD /g," ").replace(/\xAD/g,"");a=a.replace(/\u200B/g,"");goog.dom.BrowserFeature.CAN_USE_INNER_TEXT||(a=a.replace(/ +/g," "));" "!=a&&(a=a.replace(/^\s*/,""));return a};goog.dom.getRawTextContent=function(a){var b=[];goog.dom.getTextContent_(a,b,!1);return b.join("")};
-goog.dom.getTextContent_=function(a,b,c){if(!(a.nodeName in goog.dom.TAGS_TO_IGNORE_))if(a.nodeType==goog.dom.NodeType.TEXT)c?b.push(String(a.nodeValue).replace(/(\r\n|\r|\n)/g,"")):b.push(a.nodeValue);else if(a.nodeName in goog.dom.PREDEFINED_TAG_VALUES_)b.push(goog.dom.PREDEFINED_TAG_VALUES_[a.nodeName]);else for(a=a.firstChild;a;)goog.dom.getTextContent_(a,b,c),a=a.nextSibling};goog.dom.getNodeTextLength=function(a){return goog.dom.getTextContent(a).length};
-goog.dom.getNodeTextOffset=function(a,b){for(var c=b||goog.dom.getOwnerDocument(a).body,d=[];a&&a!=c;){for(var e=a;e=e.previousSibling;)d.unshift(goog.dom.getTextContent(e));a=a.parentNode}return goog.string.trimLeft(d.join("")).replace(/ +/g," ").length};
-goog.dom.getNodeAtOffset=function(a,b,c){a=[a];for(var d=0,e=null;0<a.length&&d<b;)if(e=a.pop(),!(e.nodeName in goog.dom.TAGS_TO_IGNORE_))if(e.nodeType==goog.dom.NodeType.TEXT)var f=e.nodeValue.replace(/(\r\n|\r|\n)/g,"").replace(/ +/g," "),d=d+f.length;else if(e.nodeName in goog.dom.PREDEFINED_TAG_VALUES_)d+=goog.dom.PREDEFINED_TAG_VALUES_[e.nodeName].length;else for(f=e.childNodes.length-1;0<=f;f--)a.push(e.childNodes[f]);goog.isObject(c)&&(c.remainder=e?e.nodeValue.length+b-d-1:0,c.node=e);return e};
-goog.dom.isNodeList=function(a){if(a&&"number"==typeof a.length){if(goog.isObject(a))return"function"==typeof a.item||"string"==typeof a.item;if(goog.isFunction(a))return"function"==typeof a.item}return!1};goog.dom.getAncestorByTagNameAndClass=function(a,b,c,d){if(!b&&!c)return null;var e=b?b.toUpperCase():null;return goog.dom.getAncestor(a,function(a){return(!e||a.nodeName==e)&&(!c||goog.isString(a.className)&&goog.array.contains(a.className.split(/\s+/),c))},!0,d)};
-goog.dom.getAncestorByClass=function(a,b,c){return goog.dom.getAncestorByTagNameAndClass(a,null,b,c)};goog.dom.getAncestor=function(a,b,c,d){c||(a=a.parentNode);c=null==d;for(var e=0;a&&(c||e<=d);){if(b(a))return a;a=a.parentNode;e++}return null};goog.dom.getActiveElement=function(a){try{return a&&a.activeElement}catch(b){}return null};
-goog.dom.getPixelRatio=function(){var a=goog.dom.getWindow(),b=goog.userAgent.GECKO&&goog.userAgent.MOBILE;return goog.isDef(a.devicePixelRatio)&&!b?a.devicePixelRatio:a.matchMedia?goog.dom.matchesPixelRatio_(.75)||goog.dom.matchesPixelRatio_(1.5)||goog.dom.matchesPixelRatio_(2)||goog.dom.matchesPixelRatio_(3)||1:1};
-goog.dom.matchesPixelRatio_=function(a){return goog.dom.getWindow().matchMedia("(-webkit-min-device-pixel-ratio: "+a+"),(min--moz-device-pixel-ratio: "+a+"),(min-resolution: "+a+"dppx)").matches?a:0};goog.dom.DomHelper=function(a){this.document_=a||goog.global.document||document};goog.dom.DomHelper.prototype.getDomHelper=goog.dom.getDomHelper;goog.dom.DomHelper.prototype.setDocument=function(a){this.document_=a};goog.dom.DomHelper.prototype.getDocument=function(){return this.document_};
-goog.dom.DomHelper.prototype.getElement=function(a){return goog.dom.getElementHelper_(this.document_,a)};goog.dom.DomHelper.prototype.getRequiredElement=function(a){return goog.dom.getRequiredElementHelper_(this.document_,a)};goog.dom.DomHelper.prototype.$=goog.dom.DomHelper.prototype.getElement;goog.dom.DomHelper.prototype.getElementsByTagNameAndClass=function(a,b,c){return goog.dom.getElementsByTagNameAndClass_(this.document_,a,b,c)};
-goog.dom.DomHelper.prototype.getElementsByClass=function(a,b){return goog.dom.getElementsByClass(a,b||this.document_)};goog.dom.DomHelper.prototype.getElementByClass=function(a,b){return goog.dom.getElementByClass(a,b||this.document_)};goog.dom.DomHelper.prototype.getRequiredElementByClass=function(a,b){return goog.dom.getRequiredElementByClass(a,b||this.document_)};goog.dom.DomHelper.prototype.$$=goog.dom.DomHelper.prototype.getElementsByTagNameAndClass;
-goog.dom.DomHelper.prototype.setProperties=goog.dom.setProperties;goog.dom.DomHelper.prototype.getViewportSize=function(a){return goog.dom.getViewportSize(a||this.getWindow())};goog.dom.DomHelper.prototype.getDocumentHeight=function(){return goog.dom.getDocumentHeight_(this.getWindow())};goog.dom.DomHelper.prototype.createDom=function(a,b,c){return goog.dom.createDom_(this.document_,arguments)};goog.dom.DomHelper.prototype.$dom=goog.dom.DomHelper.prototype.createDom;
-goog.dom.DomHelper.prototype.createElement=function(a){return this.document_.createElement(a)};goog.dom.DomHelper.prototype.createTextNode=function(a){return this.document_.createTextNode(String(a))};goog.dom.DomHelper.prototype.createTable=function(a,b,c){return goog.dom.createTable_(this.document_,a,b,!!c)};goog.dom.DomHelper.prototype.safeHtmlToNode=function(a){return goog.dom.safeHtmlToNode_(this.document_,a)};
-goog.dom.DomHelper.prototype.htmlToDocumentFragment=function(a){return goog.dom.htmlToDocumentFragment_(this.document_,a)};goog.dom.DomHelper.prototype.isCss1CompatMode=function(){return goog.dom.isCss1CompatMode_(this.document_)};goog.dom.DomHelper.prototype.getWindow=function(){return goog.dom.getWindow_(this.document_)};goog.dom.DomHelper.prototype.getDocumentScrollElement=function(){return goog.dom.getDocumentScrollElement_(this.document_)};goog.dom.DomHelper.prototype.getDocumentScroll=function(){return goog.dom.getDocumentScroll_(this.document_)};
-goog.dom.DomHelper.prototype.getActiveElement=function(a){return goog.dom.getActiveElement(a||this.document_)};goog.dom.DomHelper.prototype.appendChild=goog.dom.appendChild;goog.dom.DomHelper.prototype.append=goog.dom.append;goog.dom.DomHelper.prototype.canHaveChildren=goog.dom.canHaveChildren;goog.dom.DomHelper.prototype.removeChildren=goog.dom.removeChildren;goog.dom.DomHelper.prototype.insertSiblingBefore=goog.dom.insertSiblingBefore;goog.dom.DomHelper.prototype.insertSiblingAfter=goog.dom.insertSiblingAfter;
-goog.dom.DomHelper.prototype.insertChildAt=goog.dom.insertChildAt;goog.dom.DomHelper.prototype.removeNode=goog.dom.removeNode;goog.dom.DomHelper.prototype.replaceNode=goog.dom.replaceNode;goog.dom.DomHelper.prototype.flattenElement=goog.dom.flattenElement;goog.dom.DomHelper.prototype.getChildren=goog.dom.getChildren;goog.dom.DomHelper.prototype.getFirstElementChild=goog.dom.getFirstElementChild;goog.dom.DomHelper.prototype.getLastElementChild=goog.dom.getLastElementChild;
-goog.dom.DomHelper.prototype.getNextElementSibling=goog.dom.getNextElementSibling;goog.dom.DomHelper.prototype.getPreviousElementSibling=goog.dom.getPreviousElementSibling;goog.dom.DomHelper.prototype.getNextNode=goog.dom.getNextNode;goog.dom.DomHelper.prototype.getPreviousNode=goog.dom.getPreviousNode;goog.dom.DomHelper.prototype.isNodeLike=goog.dom.isNodeLike;goog.dom.DomHelper.prototype.isElement=goog.dom.isElement;goog.dom.DomHelper.prototype.isWindow=goog.dom.isWindow;
-goog.dom.DomHelper.prototype.getParentElement=goog.dom.getParentElement;goog.dom.DomHelper.prototype.contains=goog.dom.contains;goog.dom.DomHelper.prototype.compareNodeOrder=goog.dom.compareNodeOrder;goog.dom.DomHelper.prototype.findCommonAncestor=goog.dom.findCommonAncestor;goog.dom.DomHelper.prototype.getOwnerDocument=goog.dom.getOwnerDocument;goog.dom.DomHelper.prototype.getFrameContentDocument=goog.dom.getFrameContentDocument;goog.dom.DomHelper.prototype.getFrameContentWindow=goog.dom.getFrameContentWindow;
-goog.dom.DomHelper.prototype.setTextContent=goog.dom.setTextContent;goog.dom.DomHelper.prototype.getOuterHtml=goog.dom.getOuterHtml;goog.dom.DomHelper.prototype.findNode=goog.dom.findNode;goog.dom.DomHelper.prototype.findNodes=goog.dom.findNodes;goog.dom.DomHelper.prototype.isFocusableTabIndex=goog.dom.isFocusableTabIndex;goog.dom.DomHelper.prototype.setFocusableTabIndex=goog.dom.setFocusableTabIndex;goog.dom.DomHelper.prototype.isFocusable=goog.dom.isFocusable;
-goog.dom.DomHelper.prototype.getTextContent=goog.dom.getTextContent;goog.dom.DomHelper.prototype.getNodeTextLength=goog.dom.getNodeTextLength;goog.dom.DomHelper.prototype.getNodeTextOffset=goog.dom.getNodeTextOffset;goog.dom.DomHelper.prototype.getNodeAtOffset=goog.dom.getNodeAtOffset;goog.dom.DomHelper.prototype.isNodeList=goog.dom.isNodeList;goog.dom.DomHelper.prototype.getAncestorByTagNameAndClass=goog.dom.getAncestorByTagNameAndClass;goog.dom.DomHelper.prototype.getAncestorByClass=goog.dom.getAncestorByClass;
-goog.dom.DomHelper.prototype.getAncestor=goog.dom.getAncestor;goog.dom.vendor={};goog.dom.vendor.getVendorJsPrefix=function(){return goog.userAgent.WEBKIT?"Webkit":goog.userAgent.GECKO?"Moz":goog.userAgent.IE?"ms":goog.userAgent.OPERA?"O":null};goog.dom.vendor.getVendorPrefix=function(){return goog.userAgent.WEBKIT?"-webkit":goog.userAgent.GECKO?"-moz":goog.userAgent.IE?"-ms":goog.userAgent.OPERA?"-o":null};
+goog.math.Rect.prototype.round=function(){this.left=Math.round(this.left);this.top=Math.round(this.top);this.width=Math.round(this.width);this.height=Math.round(this.height);return this};goog.math.Rect.prototype.translate=function(a,b){a instanceof goog.math.Coordinate?(this.left+=a.x,this.top+=a.y):(this.left+=a,goog.isNumber(b)&&(this.top+=b));return this};goog.math.Rect.prototype.scale=function(a,b){var c=goog.isNumber(b)?b:a;this.left*=a;this.width*=a;this.top*=c;this.height*=c;return this};goog.dom.vendor={};goog.dom.vendor.getVendorJsPrefix=function(){return goog.userAgent.WEBKIT?"Webkit":goog.userAgent.GECKO?"Moz":goog.userAgent.IE?"ms":goog.userAgent.OPERA?"O":null};goog.dom.vendor.getVendorPrefix=function(){return goog.userAgent.WEBKIT?"-webkit":goog.userAgent.GECKO?"-moz":goog.userAgent.IE?"-ms":goog.userAgent.OPERA?"-o":null};
 goog.dom.vendor.getPrefixedPropertyName=function(a,b){if(b&&a in b)return a;var c=goog.dom.vendor.getVendorJsPrefix();return c?(c=c.toLowerCase(),c+=goog.string.toTitleCase(a),!goog.isDef(b)||c in b?c:null):null};goog.dom.vendor.getPrefixedEventType=function(a){return((goog.dom.vendor.getVendorJsPrefix()||"")+a).toLowerCase()};goog.style={};goog.style.GET_BOUNDING_CLIENT_RECT_ALWAYS_EXISTS=!1;goog.style.setStyle=function(a,b,c){if(goog.isString(b))goog.style.setStyle_(a,c,b);else for(var d in b)goog.style.setStyle_(a,b[d],d)};goog.style.setStyle_=function(a,b,c){(c=goog.style.getVendorJsStyleName_(a,c))&&(a.style[c]=b)};goog.style.getVendorJsStyleName_=function(a,b){var c=goog.string.toCamelCase(b);if(void 0===a.style[c]){var d=goog.dom.vendor.getVendorJsPrefix()+goog.string.toTitleCase(c);if(void 0!==a.style[d])return d}return c};
 goog.style.getVendorStyleName_=function(a,b){var c=goog.string.toCamelCase(b);return void 0===a.style[c]&&(c=goog.dom.vendor.getVendorJsPrefix()+goog.string.toTitleCase(c),void 0!==a.style[c])?goog.dom.vendor.getVendorPrefix()+"-"+b:b};goog.style.getStyle=function(a,b){var c=a.style[goog.string.toCamelCase(b)];return"undefined"!==typeof c?c:a.style[goog.style.getVendorJsStyleName_(a,b)]||""};
 goog.style.getComputedStyle=function(a,b){var c=goog.dom.getOwnerDocument(a);return c.defaultView&&c.defaultView.getComputedStyle&&(c=c.defaultView.getComputedStyle(a,null))?c[b]||c.getPropertyValue(b)||"":""};goog.style.getCascadedStyle=function(a,b){return a.currentStyle?a.currentStyle[b]:null};goog.style.getStyle_=function(a,b){return goog.style.getComputedStyle(a,b)||goog.style.getCascadedStyle(a,b)||a.style&&a.style[b]};
diff --git a/blockly_uncompressed.js b/blockly_uncompressed.js
index 3f4e3c4c0..9676e5917 100644
--- a/blockly_uncompressed.js
+++ b/blockly_uncompressed.js
@@ -25,46 +25,46 @@ if (!window.goog) {
 // Build map of all dependencies (used and unused).
 var dir = window.BLOCKLY_DIR.match(/[^\/]+$/)[0];
 goog.addDependency("../../../" + dir + "/core/block.js", ['Blockly.Block'], ['Blockly.Blocks', 'Blockly.Comment', 'Blockly.Connection', 'Blockly.Input', 'Blockly.Mutator', 'Blockly.Warning', 'Blockly.Workspace', 'Blockly.Xml', 'goog.Timer', 'goog.array', 'goog.asserts', 'goog.math.Coordinate', 'goog.string']);
-goog.addDependency("../../../" + dir + "/core/block_svg.js", ['Blockly.BlockSvg'], ['Blockly.Block', 'Blockly.ContextMenu', 'goog.asserts', 'goog.userAgent']);
-goog.addDependency("../../../" + dir + "/core/blockly.js", ['Blockly'], ['Blockly.BlockSvg', 'Blockly.Connection', 'Blockly.FieldAngle', 'Blockly.FieldCheckbox', 'Blockly.FieldColour', 'Blockly.FieldDate', 'Blockly.FieldDropdown', 'Blockly.FieldImage', 'Blockly.FieldTextInput', 'Blockly.FieldVariable', 'Blockly.Generator', 'Blockly.Msg', 'Blockly.Procedures', 'Blockly.Realtime', 'Blockly.Toolbox', 'Blockly.WidgetDiv', 'Blockly.WorkspaceSvg', 'Blockly.inject', 'Blockly.utils', 'goog.color', 'goog.dom', 'goog.events', 'goog.string', 'goog.ui.ColorPicker', 'goog.ui.DatePicker', 'goog.ui.tree.TreeControl', 'goog.userAgent']);
+goog.addDependency("../../../" + dir + "/core/block_svg.js", ['Blockly.BlockSvg'], ['Blockly.Block', 'Blockly.ContextMenu', 'goog.asserts', 'goog.dom', 'goog.math.Coordinate']);
+goog.addDependency("../../../" + dir + "/core/blockly.js", ['Blockly'], ['Blockly.BlockSvg', 'Blockly.FieldAngle', 'Blockly.FieldCheckbox', 'Blockly.FieldColour', 'Blockly.FieldDate', 'Blockly.FieldDropdown', 'Blockly.FieldImage', 'Blockly.FieldTextInput', 'Blockly.FieldVariable', 'Blockly.Generator', 'Blockly.Msg', 'Blockly.Procedures', 'Blockly.Realtime', 'Blockly.Toolbox', 'Blockly.WidgetDiv', 'Blockly.WorkspaceSvg', 'Blockly.inject', 'Blockly.utils', 'goog.color', 'goog.userAgent']);
 goog.addDependency("../../../" + dir + "/core/blocks.js", ['Blockly.Blocks'], ['goog.asserts']);
-goog.addDependency("../../../" + dir + "/core/bubble.js", ['Blockly.Bubble'], ['Blockly.Workspace', 'goog.math']);
+goog.addDependency("../../../" + dir + "/core/bubble.js", ['Blockly.Bubble'], ['Blockly.Workspace', 'goog.dom', 'goog.math']);
 goog.addDependency("../../../" + dir + "/core/comment.js", ['Blockly.Comment'], ['Blockly.Bubble', 'Blockly.Icon', 'goog.userAgent']);
-goog.addDependency("../../../" + dir + "/core/connection.js", ['Blockly.Connection', 'Blockly.ConnectionDB'], []);
-goog.addDependency("../../../" + dir + "/core/contextmenu.js", ['Blockly.ContextMenu'], ['goog.dom', 'goog.style', 'goog.ui.Menu', 'goog.ui.MenuItem']);
+goog.addDependency("../../../" + dir + "/core/connection.js", ['Blockly.Connection', 'Blockly.ConnectionDB'], ['goog.dom']);
+goog.addDependency("../../../" + dir + "/core/contextmenu.js", ['Blockly.ContextMenu'], ['goog.dom', 'goog.events', 'goog.style', 'goog.ui.Menu', 'goog.ui.MenuItem']);
 goog.addDependency("../../../" + dir + "/core/css.js", ['Blockly.Css'], ['goog.cssom']);
-goog.addDependency("../../../" + dir + "/core/field.js", ['Blockly.Field'], ['goog.asserts', 'goog.math.Size', 'goog.userAgent']);
-goog.addDependency("../../../" + dir + "/core/field_angle.js", ['Blockly.FieldAngle'], ['Blockly.FieldTextInput', 'goog.math']);
+goog.addDependency("../../../" + dir + "/core/field.js", ['Blockly.Field'], ['goog.asserts', 'goog.dom', 'goog.math.Size', 'goog.userAgent']);
+goog.addDependency("../../../" + dir + "/core/field_angle.js", ['Blockly.FieldAngle'], ['Blockly.FieldTextInput', 'goog.math', 'goog.userAgent']);
 goog.addDependency("../../../" + dir + "/core/field_checkbox.js", ['Blockly.FieldCheckbox'], ['Blockly.Field']);
-goog.addDependency("../../../" + dir + "/core/field_colour.js", ['Blockly.FieldColour'], ['Blockly.Field', 'goog.dom', 'goog.ui.ColorPicker', 'goog.style']);
-goog.addDependency("../../../" + dir + "/core/field_date.js", ['Blockly.FieldDate'], ['Blockly.Field', 'goog.date', 'goog.dom', 'goog.ui.DatePicker', 'goog.style', 'goog.i18n.DateTimeSymbols', 'goog.i18n.DateTimeSymbols_he']);
-goog.addDependency("../../../" + dir + "/core/field_dropdown.js", ['Blockly.FieldDropdown'], ['Blockly.Field', 'goog.dom', 'goog.style', 'goog.ui.Menu', 'goog.ui.MenuItem', 'goog.userAgent']);
-goog.addDependency("../../../" + dir + "/core/field_image.js", ['Blockly.FieldImage'], ['Blockly.Field', 'goog.userAgent']);
-goog.addDependency("../../../" + dir + "/core/field_label.js", ['Blockly.FieldLabel'], ['Blockly.Field', 'Blockly.Tooltip', 'goog.math.Size']);
-goog.addDependency("../../../" + dir + "/core/field_textinput.js", ['Blockly.FieldTextInput'], ['Blockly.Field', 'Blockly.Msg', 'goog.asserts', 'goog.userAgent']);
-goog.addDependency("../../../" + dir + "/core/field_variable.js", ['Blockly.FieldVariable'], ['Blockly.FieldDropdown', 'Blockly.Msg', 'Blockly.Variables']);
-goog.addDependency("../../../" + dir + "/core/flyout.js", ['Blockly.Flyout'], ['Blockly.Block', 'Blockly.Comment', 'Blockly.WorkspaceSvg', 'goog.math.Rect', 'goog.userAgent']);
+goog.addDependency("../../../" + dir + "/core/field_colour.js", ['Blockly.FieldColour'], ['Blockly.Field', 'goog.dom', 'goog.events', 'goog.ui.ColorPicker', 'goog.style']);
+goog.addDependency("../../../" + dir + "/core/field_date.js", ['Blockly.FieldDate'], ['Blockly.Field', 'goog.date', 'goog.dom', 'goog.events', 'goog.ui.DatePicker', 'goog.style', 'goog.i18n.DateTimeSymbols', 'goog.i18n.DateTimeSymbols_he']);
+goog.addDependency("../../../" + dir + "/core/field_dropdown.js", ['Blockly.FieldDropdown'], ['Blockly.Field', 'goog.dom', 'goog.events', 'goog.style', 'goog.ui.Menu', 'goog.ui.MenuItem', 'goog.userAgent']);
+goog.addDependency("../../../" + dir + "/core/field_image.js", ['Blockly.FieldImage'], ['Blockly.Field', 'goog.dom', 'goog.userAgent']);
+goog.addDependency("../../../" + dir + "/core/field_label.js", ['Blockly.FieldLabel'], ['Blockly.Field', 'Blockly.Tooltip', 'goog.dom', 'goog.math.Size']);
+goog.addDependency("../../../" + dir + "/core/field_textinput.js", ['Blockly.FieldTextInput'], ['Blockly.Field', 'Blockly.Msg', 'goog.asserts', 'goog.dom', 'goog.userAgent']);
+goog.addDependency("../../../" + dir + "/core/field_variable.js", ['Blockly.FieldVariable'], ['Blockly.FieldDropdown', 'Blockly.Msg', 'Blockly.Variables', 'goog.string']);
+goog.addDependency("../../../" + dir + "/core/flyout.js", ['Blockly.Flyout'], ['Blockly.Block', 'Blockly.Comment', 'Blockly.WorkspaceSvg', 'goog.dom', 'goog.events', 'goog.math.Rect', 'goog.userAgent']);
 goog.addDependency("../../../" + dir + "/core/generator.js", ['Blockly.Generator'], ['Blockly.Block']);
-goog.addDependency("../../../" + dir + "/core/icon.js", ['Blockly.Icon'], []);
-goog.addDependency("../../../" + dir + "/core/inject.js", ['Blockly.inject'], ['Blockly.Css', 'Blockly.WorkspaceSvg', 'goog.dom']);
+goog.addDependency("../../../" + dir + "/core/icon.js", ['Blockly.Icon'], ['goog.dom']);
+goog.addDependency("../../../" + dir + "/core/inject.js", ['Blockly.inject'], ['Blockly.Css', 'Blockly.WorkspaceSvg', 'goog.dom', 'goog.ui.Component', 'goog.userAgent']);
 goog.addDependency("../../../" + dir + "/core/input.js", ['Blockly.Input'], ['Blockly.Connection', 'Blockly.FieldLabel', 'goog.asserts']);
 goog.addDependency("../../../" + dir + "/core/msg.js", ['Blockly.Msg'], []);
-goog.addDependency("../../../" + dir + "/core/mutator.js", ['Blockly.Mutator'], ['Blockly.Bubble', 'Blockly.Icon', 'Blockly.WorkspaceSvg']);
+goog.addDependency("../../../" + dir + "/core/mutator.js", ['Blockly.Mutator'], ['Blockly.Bubble', 'Blockly.Icon', 'Blockly.WorkspaceSvg', 'goog.dom']);
 goog.addDependency("../../../" + dir + "/core/names.js", ['Blockly.Names'], []);
 goog.addDependency("../../../" + dir + "/core/procedures.js", ['Blockly.Procedures'], ['Blockly.Field', 'Blockly.Names', 'Blockly.Workspace']);
 goog.addDependency("../../../" + dir + "/core/realtime-client-utils.js", ['rtclient'], []);
 goog.addDependency("../../../" + dir + "/core/realtime.js", ['Blockly.Realtime'], ['goog.array', 'goog.dom', 'goog.style', 'rtclient']);
-goog.addDependency("../../../" + dir + "/core/scrollbar.js", ['Blockly.Scrollbar', 'Blockly.ScrollbarPair'], ['goog.events']);
-goog.addDependency("../../../" + dir + "/core/toolbox.js", ['Blockly.Toolbox'], ['Blockly.Flyout', 'goog.events.BrowserFeature', 'goog.html.SafeHtml', 'goog.math.Rect', 'goog.style', 'goog.ui.tree.TreeControl', 'goog.ui.tree.TreeNode']);
-goog.addDependency("../../../" + dir + "/core/tooltip.js", ['Blockly.Tooltip'], []);
-goog.addDependency("../../../" + dir + "/core/trashcan.js", ['Blockly.Trashcan'], ['goog.Timer', 'goog.math', 'goog.math.Rect']);
-goog.addDependency("../../../" + dir + "/core/utils.js", ['Blockly.utils'], []);
-goog.addDependency("../../../" + dir + "/core/variables.js", ['Blockly.Variables'], ['Blockly.Workspace']);
+goog.addDependency("../../../" + dir + "/core/scrollbar.js", ['Blockly.Scrollbar', 'Blockly.ScrollbarPair'], ['goog.dom', 'goog.events']);
+goog.addDependency("../../../" + dir + "/core/toolbox.js", ['Blockly.Toolbox'], ['Blockly.Flyout', 'goog.dom', 'goog.events', 'goog.events.BrowserFeature', 'goog.html.SafeHtml', 'goog.math.Rect', 'goog.style', 'goog.ui.tree.TreeControl', 'goog.ui.tree.TreeNode']);
+goog.addDependency("../../../" + dir + "/core/tooltip.js", ['Blockly.Tooltip'], ['goog.dom']);
+goog.addDependency("../../../" + dir + "/core/trashcan.js", ['Blockly.Trashcan'], ['goog.Timer', 'goog.dom', 'goog.math', 'goog.math.Rect']);
+goog.addDependency("../../../" + dir + "/core/utils.js", ['Blockly.utils'], ['goog.events.BrowserFeature']);
+goog.addDependency("../../../" + dir + "/core/variables.js", ['Blockly.Variables'], ['Blockly.Workspace', 'goog.string']);
 goog.addDependency("../../../" + dir + "/core/warning.js", ['Blockly.Warning'], ['Blockly.Bubble', 'Blockly.Icon']);
 goog.addDependency("../../../" + dir + "/core/widgetdiv.js", ['Blockly.WidgetDiv'], ['Blockly.Css', 'goog.dom']);
-goog.addDependency("../../../" + dir + "/core/workspace.js", ['Blockly.Workspace'], []);
-goog.addDependency("../../../" + dir + "/core/workspace_svg.js", ['Blockly.WorkspaceSvg'], ['Blockly.ScrollbarPair', 'Blockly.Trashcan', 'Blockly.Workspace', 'Blockly.Xml', 'goog.math', 'goog.math.Coordinate']);
-goog.addDependency("../../../" + dir + "/core/xml.js", ['Blockly.Xml'], []);
+goog.addDependency("../../../" + dir + "/core/workspace.js", ['Blockly.Workspace'], ['goog.math']);
+goog.addDependency("../../../" + dir + "/core/workspace_svg.js", ['Blockly.WorkspaceSvg'], ['Blockly.ScrollbarPair', 'Blockly.Trashcan', 'Blockly.Workspace', 'Blockly.Xml', 'goog.dom', 'goog.math.Coordinate']);
+goog.addDependency("../../../" + dir + "/core/xml.js", ['Blockly.Xml'], ['goog.dom']);
 goog.addDependency("../../alltests.js", [], []);
 goog.addDependency("base.js", [], []);
 goog.addDependency("base_module_test.js", [], []);
diff --git a/core/block_svg.js b/core/block_svg.js
index ca7cd348a..56834b6ac 100644
--- a/core/block_svg.js
+++ b/core/block_svg.js
@@ -29,7 +29,8 @@ goog.provide('Blockly.BlockSvg');
 goog.require('Blockly.Block');
 goog.require('Blockly.ContextMenu');
 goog.require('goog.asserts');
-goog.require('goog.userAgent');
+goog.require('goog.dom');
+goog.require('goog.math.Coordinate');
 
 
 /**
diff --git a/core/blockly.js b/core/blockly.js
index b5d5a435a..1fec5727f 100644
--- a/core/blockly.js
+++ b/core/blockly.js
@@ -29,7 +29,6 @@ goog.provide('Blockly');
 
 // Blockly core dependencies.
 goog.require('Blockly.BlockSvg');
-goog.require('Blockly.Connection');
 goog.require('Blockly.FieldAngle');
 goog.require('Blockly.FieldCheckbox');
 goog.require('Blockly.FieldColour');
@@ -50,12 +49,6 @@ goog.require('Blockly.utils');
 
 // Closure dependencies.
 goog.require('goog.color');
-goog.require('goog.dom');
-goog.require('goog.events');
-goog.require('goog.string');
-goog.require('goog.ui.ColorPicker');
-goog.require('goog.ui.DatePicker');
-goog.require('goog.ui.tree.TreeControl');
 goog.require('goog.userAgent');
 
 
diff --git a/core/bubble.js b/core/bubble.js
index b49a6da52..c662fcb2b 100644
--- a/core/bubble.js
+++ b/core/bubble.js
@@ -27,6 +27,7 @@
 goog.provide('Blockly.Bubble');
 
 goog.require('Blockly.Workspace');
+goog.require('goog.dom');
 goog.require('goog.math');
 
 
diff --git a/core/connection.js b/core/connection.js
index 2ead7da12..bef05407b 100644
--- a/core/connection.js
+++ b/core/connection.js
@@ -27,6 +27,8 @@
 goog.provide('Blockly.Connection');
 goog.provide('Blockly.ConnectionDB');
 
+goog.require('goog.dom');
+
 
 /**
  * Class for a connection between blocks.
diff --git a/core/contextmenu.js b/core/contextmenu.js
index f597bf50e..93731f06f 100644
--- a/core/contextmenu.js
+++ b/core/contextmenu.js
@@ -27,6 +27,7 @@
 goog.provide('Blockly.ContextMenu');
 
 goog.require('goog.dom');
+goog.require('goog.events');
 goog.require('goog.style');
 goog.require('goog.ui.Menu');
 goog.require('goog.ui.MenuItem');
diff --git a/core/field.js b/core/field.js
index e57a9198d..e8046630b 100644
--- a/core/field.js
+++ b/core/field.js
@@ -29,6 +29,7 @@
 goog.provide('Blockly.Field');
 
 goog.require('goog.asserts');
+goog.require('goog.dom');
 goog.require('goog.math.Size');
 goog.require('goog.userAgent');
 
diff --git a/core/field_angle.js b/core/field_angle.js
index 62e3a3a5f..2e5105e8b 100644
--- a/core/field_angle.js
+++ b/core/field_angle.js
@@ -28,6 +28,7 @@ goog.provide('Blockly.FieldAngle');
 
 goog.require('Blockly.FieldTextInput');
 goog.require('goog.math');
+goog.require('goog.userAgent');
 
 
 /**
diff --git a/core/field_colour.js b/core/field_colour.js
index 46f907bab..342aecda1 100644
--- a/core/field_colour.js
+++ b/core/field_colour.js
@@ -28,6 +28,7 @@ goog.provide('Blockly.FieldColour');
 
 goog.require('Blockly.Field');
 goog.require('goog.dom');
+goog.require('goog.events');
 goog.require('goog.ui.ColorPicker');
 goog.require('goog.style');
 
diff --git a/core/field_date.js b/core/field_date.js
index 89c2de4ab..c9c5e0c87 100644
--- a/core/field_date.js
+++ b/core/field_date.js
@@ -29,6 +29,7 @@ goog.provide('Blockly.FieldDate');
 goog.require('Blockly.Field');
 goog.require('goog.date');
 goog.require('goog.dom');
+goog.require('goog.events');
 goog.require('goog.ui.DatePicker');
 goog.require('goog.style');
 goog.require('goog.i18n.DateTimeSymbols');
diff --git a/core/field_dropdown.js b/core/field_dropdown.js
index 448e954c4..e90b290ea 100644
--- a/core/field_dropdown.js
+++ b/core/field_dropdown.js
@@ -30,6 +30,7 @@ goog.provide('Blockly.FieldDropdown');
 
 goog.require('Blockly.Field');
 goog.require('goog.dom');
+goog.require('goog.events');
 goog.require('goog.style');
 goog.require('goog.ui.Menu');
 goog.require('goog.ui.MenuItem');
diff --git a/core/field_image.js b/core/field_image.js
index 30681a608..0d569968f 100644
--- a/core/field_image.js
+++ b/core/field_image.js
@@ -27,6 +27,7 @@
 goog.provide('Blockly.FieldImage');
 
 goog.require('Blockly.Field');
+goog.require('goog.dom');
 goog.require('goog.userAgent');
 
 
diff --git a/core/field_label.js b/core/field_label.js
index 8fdb737cf..b2162b29b 100644
--- a/core/field_label.js
+++ b/core/field_label.js
@@ -28,6 +28,7 @@ goog.provide('Blockly.FieldLabel');
 
 goog.require('Blockly.Field');
 goog.require('Blockly.Tooltip');
+goog.require('goog.dom');
 goog.require('goog.math.Size');
 
 
diff --git a/core/field_textinput.js b/core/field_textinput.js
index 373575e2c..8d4c2e8c8 100644
--- a/core/field_textinput.js
+++ b/core/field_textinput.js
@@ -29,6 +29,7 @@ goog.provide('Blockly.FieldTextInput');
 goog.require('Blockly.Field');
 goog.require('Blockly.Msg');
 goog.require('goog.asserts');
+goog.require('goog.dom');
 goog.require('goog.userAgent');
 
 
diff --git a/core/field_variable.js b/core/field_variable.js
index 8148807e9..c4ef647b5 100644
--- a/core/field_variable.js
+++ b/core/field_variable.js
@@ -29,6 +29,7 @@ goog.provide('Blockly.FieldVariable');
 goog.require('Blockly.FieldDropdown');
 goog.require('Blockly.Msg');
 goog.require('Blockly.Variables');
+goog.require('goog.string');
 
 
 /**
diff --git a/core/flyout.js b/core/flyout.js
index f3e6686d4..fd2cde1b5 100644
--- a/core/flyout.js
+++ b/core/flyout.js
@@ -29,6 +29,8 @@ goog.provide('Blockly.Flyout');
 goog.require('Blockly.Block');
 goog.require('Blockly.Comment');
 goog.require('Blockly.WorkspaceSvg');
+goog.require('goog.dom');
+goog.require('goog.events');
 goog.require('goog.math.Rect');
 goog.require('goog.userAgent');
 
diff --git a/core/icon.js b/core/icon.js
index 512754a1c..db51b559d 100644
--- a/core/icon.js
+++ b/core/icon.js
@@ -26,6 +26,9 @@
 
 goog.provide('Blockly.Icon');
 
+goog.require('goog.dom');
+
+
 /**
  * Class for an icon.
  * @param {Blockly.Block} block The block associated with this icon.
diff --git a/core/inject.js b/core/inject.js
index 4bbd2bef1..b34157572 100644
--- a/core/inject.js
+++ b/core/inject.js
@@ -29,6 +29,8 @@ goog.provide('Blockly.inject');
 goog.require('Blockly.Css');
 goog.require('Blockly.WorkspaceSvg');
 goog.require('goog.dom');
+goog.require('goog.ui.Component');
+goog.require('goog.userAgent');
 
 
 /**
diff --git a/core/mutator.js b/core/mutator.js
index cb6c53e7e..9191cd464 100644
--- a/core/mutator.js
+++ b/core/mutator.js
@@ -30,6 +30,7 @@ goog.provide('Blockly.Mutator');
 goog.require('Blockly.Bubble');
 goog.require('Blockly.Icon');
 goog.require('Blockly.WorkspaceSvg');
+goog.require('goog.dom');
 
 
 /**
diff --git a/core/scrollbar.js b/core/scrollbar.js
index 760e5815f..25df27491 100644
--- a/core/scrollbar.js
+++ b/core/scrollbar.js
@@ -27,6 +27,7 @@
 goog.provide('Blockly.Scrollbar');
 goog.provide('Blockly.ScrollbarPair');
 
+goog.require('goog.dom');
 goog.require('goog.events');
 
 
diff --git a/core/toolbox.js b/core/toolbox.js
index 8dd3df681..6926b30aa 100644
--- a/core/toolbox.js
+++ b/core/toolbox.js
@@ -27,6 +27,8 @@
 goog.provide('Blockly.Toolbox');
 
 goog.require('Blockly.Flyout');
+goog.require('goog.dom');
+goog.require('goog.events');
 goog.require('goog.events.BrowserFeature');
 goog.require('goog.html.SafeHtml');
 goog.require('goog.math.Rect');
diff --git a/core/tooltip.js b/core/tooltip.js
index c6459c981..606672f3a 100644
--- a/core/tooltip.js
+++ b/core/tooltip.js
@@ -31,6 +31,8 @@
 
 goog.provide('Blockly.Tooltip');
 
+goog.require('goog.dom');
+
 
 /**
  * Is a tooltip currently showing?
diff --git a/core/trashcan.js b/core/trashcan.js
index 1d8b0e4b9..dbc3f46c3 100644
--- a/core/trashcan.js
+++ b/core/trashcan.js
@@ -27,6 +27,7 @@
 goog.provide('Blockly.Trashcan');
 
 goog.require('goog.Timer');
+goog.require('goog.dom');
 goog.require('goog.math');
 goog.require('goog.math.Rect');
 
diff --git a/core/utils.js b/core/utils.js
index 5bdaecfa7..8d82e1c7c 100644
--- a/core/utils.js
+++ b/core/utils.js
@@ -28,6 +28,8 @@
 
 goog.provide('Blockly.utils');
 
+goog.require('goog.events.BrowserFeature');
+
 
 /**
  * Add a CSS class to a element.
diff --git a/core/variables.js b/core/variables.js
index 84922868d..a95c44f6d 100644
--- a/core/variables.js
+++ b/core/variables.js
@@ -29,6 +29,7 @@ goog.provide('Blockly.Variables');
 // TODO(scr): Fix circular dependencies
 // goog.require('Blockly.Block');
 goog.require('Blockly.Workspace');
+goog.require('goog.string');
 
 
 /**
diff --git a/core/workspace.js b/core/workspace.js
index d7a3a03d6..6ab7e6322 100644
--- a/core/workspace.js
+++ b/core/workspace.js
@@ -26,6 +26,8 @@
 
 goog.provide('Blockly.Workspace');
 
+goog.require('goog.math');
+
 
 /**
  * Class for a workspace.  This is a data structure that contains blocks.
diff --git a/core/workspace_svg.js b/core/workspace_svg.js
index eb81d2073..e8b4fd2bc 100644
--- a/core/workspace_svg.js
+++ b/core/workspace_svg.js
@@ -32,7 +32,7 @@ goog.require('Blockly.ScrollbarPair');
 goog.require('Blockly.Trashcan');
 goog.require('Blockly.Workspace');
 goog.require('Blockly.Xml');
-goog.require('goog.math');
+goog.require('goog.dom');
 goog.require('goog.math.Coordinate');
 
 
diff --git a/core/xml.js b/core/xml.js
index 52669bde8..91fb1c181 100644
--- a/core/xml.js
+++ b/core/xml.js
@@ -28,6 +28,7 @@ goog.provide('Blockly.Xml');
 
 // TODO(scr): Fix circular dependencies
 // goog.require('Blockly.Block');
+goog.require('goog.dom');
 
 
 /**