Subversion Repositories wimsdev

var asciimath={};!function(){function setStylesheet(s){var id="AMMLcustomStyleSheet",n=document.getElementById(id);document.createStyleSheet?(n&&n.parentNode.removeChild(n),document.getElementsByTagName("head")[0].insertAdjacentHTML("beforeEnd","&nbsp;<style id='"+id+"'>"+s+"</style>")):n?n.replaceChild(document.createTextNode(s),n.firstChild):(n=document.createElement("style"),n.type="text/css",n.id=id,n.appendChild(document.createTextNode(s)),document.getElementsByTagName("head")[0].appendChild(n))}function init(){var msg,warnings=new Array;return null==document.getElementById?(alert("This webpage requires a recent browser such as Mozilla Firefox"),null):(checkForMathML&&(msg=checkMathML())&&warnings.push(msg),warnings.length>0&&displayWarnings(warnings),noMathML||initSymbols(),!0)}function checkMathML(){if("Netscape"==navigator.appName.slice(0,8))noMathML=navigator.appVersion.slice(0,1)>="5"?null:!0;else if("Microsoft"==navigator.appName.slice(0,9))try{new ActiveXObject("MathPlayer.Factory.1");noMathML=null}catch(e){noMathML=!0}else"Opera"==navigator.appName.slice(0,5)&&(noMathML=navigator.appVersion.slice(0,3)>="9.5"?null:!0);if(noMathML&&notifyIfNoMathML){var msg="To view the ASCIIMathML notation use Internet Explorer + MathPlayer or Mozilla Firefox 2.0 or later.";if(!alertIfNoMathML)return msg;alert(msg)}}function hideWarning(){var body=document.getElementsByTagName("body")[0];body.removeChild(document.getElementById("AMMLwarningBox")),body.onclick=null}function displayWarnings(warnings){var i,frag,nd=createElementXHTML("div"),body=document.getElementsByTagName("body")[0];for(body.onclick=hideWarning,nd.id="AMMLwarningBox",i=0;i<warnings.length;i++)frag=createElementXHTML("div"),frag.appendChild(document.createTextNode(warnings[i])),frag.style.paddingBottom="1.0em",nd.appendChild(frag);nd.appendChild(createElementXHTML("p")),nd.appendChild(document.createTextNode("For instructions see the "));var an=createElementXHTML("a");an.appendChild(document.createTextNode("ASCIIMathML")),an.setAttribute("href","http://www.chapman.edu/~jipsen/asciimath.html"),nd.appendChild(an),nd.appendChild(document.createTextNode(" homepage")),an=createElementXHTML("div"),an.id="AMMLcloseDiv",an.appendChild(document.createTextNode("(click anywhere to close this warning)")),nd.appendChild(an);var body=document.getElementsByTagName("body")[0];body.insertBefore(nd,body.childNodes[0])}function translate(spanclassAM){if(!translated){translated=!0;var body=document.getElementsByTagName("body")[0],processN=document.getElementById(AMdocumentId);translateASCIIMath&&AMprocessNode(null!=processN?processN:body,!1,spanclassAM)}}function createElementXHTML(t){return isIE?document.createElement(t):document.createElementNS("http://www.w3.org/1999/xhtml",t)}function createMmlNode(t,frag){var node;return node=isIE?document.createElement("m:"+t):document.createElementNS(AMmathml,t),frag&&node.appendChild(frag),node}function newcommand(oldstr,newstr){AMsymbols.push({input:oldstr,tag:"mo",output:newstr,tex:null,ttype:DEFINITION}),refreshSymbols()}function newsymbol(symbolobj){AMsymbols.push(symbolobj),refreshSymbols()}function compareNames(s1,s2){return s1.input>s2.input?1:-1}function initSymbols(){var i,symlen=AMsymbols.length;for(i=0;symlen>i;i++)AMsymbols[i].tex&&AMsymbols.push({input:AMsymbols[i].tex,tag:AMsymbols[i].tag,output:AMsymbols[i].output,ttype:AMsymbols[i].ttype,acc:AMsymbols[i].acc||!1});refreshSymbols()}function refreshSymbols(){var i;for(AMsymbols.sort(compareNames),i=0;i<AMsymbols.length;i++)AMnames[i]=AMsymbols[i].input}function AMremoveCharsAndBlanks(str,n){var st;st="\\"==str.charAt(n)&&"\\"!=str.charAt(n+1)&&" "!=str.charAt(n+1)?str.slice(n+1):str.slice(n);for(var i=0;i<st.length&&st.charCodeAt(i)<=32;i+=1);return st.slice(i)}function position(arr,str,n){if(0==n){var h,m;for(n=-1,h=arr.length;h>n+1;)m=n+h>>1,arr[m]<str?n=m:h=m;return h}for(var i=n;i<arr.length&&arr[i]<str;i++);return i}function AMgetSymbol(str){for(var mk,st,tagst,k=0,j=0,match="",more=!0,i=1;i<=str.length&&more;i++)st=str.slice(0,i),j=k,k=position(AMnames,st,j),k<AMnames.length&&str.slice(0,AMnames[k].length)==AMnames[k]&&(match=AMnames[k],mk=k,i=match.length),more=k<AMnames.length&&str.slice(0,AMnames[k].length)>=AMnames[k];if(AMpreviousSymbol=AMcurrentSymbol,""!=match)return AMcurrentSymbol=AMsymbols[mk].ttype,AMsymbols[mk];AMcurrentSymbol=CONST,k=1,st=str.slice(0,1);for(var integ=!0;st>="0"&&"9">=st&&k<=str.length;)st=str.slice(k,k+1),k++;if(st==decimalsign&&(st=str.slice(k,k+1),st>="0"&&"9">=st))for(integ=!1,k++;st>="0"&&"9">=st&&k<=str.length;)st=str.slice(k,k+1),k++;return integ&&k>1||k>2?(st=str.slice(0,k-1),tagst="mn"):(k=2,st=str.slice(0,1),tagst=("A">st||st>"Z")&&("a">st||st>"z")?"mo":"mi"),"-"==st&&AMpreviousSymbol==INFIX?(AMcurrentSymbol=INFIX,{input:st,tag:tagst,output:st,ttype:UNARY,func:!0}):{input:st,tag:tagst,output:st,ttype:CONST}}function AMremoveBrackets(node){var st;node.hasChildNodes()&&(!node.firstChild.hasChildNodes()||"mrow"!=node.nodeName&&"M:MROW"!=node.nodeName||(st=node.firstChild.firstChild.nodeValue,"("!=st&&"["!=st&&"{"!=st||node.removeChild(node.firstChild)),!node.lastChild.hasChildNodes()||"mrow"!=node.nodeName&&"M:MROW"!=node.nodeName||(st=node.lastChild.firstChild.nodeValue,")"!=st&&"]"!=st&&"}"!=st||node.removeChild(node.lastChild)))}function AMparseSexpr(str){var symbol,node,result,i,st,newFrag=document.createDocumentFragment();if(str=AMremoveCharsAndBlanks(str,0),symbol=AMgetSymbol(str),null==symbol||symbol.ttype==RIGHTBRACKET&&AMnestingDepth>0)return[null,str];switch(symbol.ttype==DEFINITION&&(str=symbol.output+AMremoveCharsAndBlanks(str,symbol.input.length),symbol=AMgetSymbol(str)),symbol.ttype){case UNDEROVER:case CONST:return str=AMremoveCharsAndBlanks(str,symbol.input.length),[createMmlNode(symbol.tag,document.createTextNode(symbol.output)),str];case LEFTBRACKET:return AMnestingDepth++,str=AMremoveCharsAndBlanks(str,symbol.input.length),result=AMparseExpr(str,!0),AMnestingDepth--,"boolean"==typeof symbol.invisible&&symbol.invisible?node=createMmlNode("mrow",result[0]):(node=createMmlNode("mo",document.createTextNode(symbol.output)),node=createMmlNode("mrow",node),node.appendChild(result[0])),[node,result[1]];case TEXT:return symbol!=AMquote&&(str=AMremoveCharsAndBlanks(str,symbol.input.length)),i="{"==str.charAt(0)?str.indexOf("}"):"("==str.charAt(0)?str.indexOf(")"):"["==str.charAt(0)?str.indexOf("]"):symbol==AMquote?str.slice(1).indexOf('"')+1:0,-1==i&&(i=str.length),st=str.slice(1,i)," "==st.charAt(0)&&(node=createMmlNode("mspace"),node.setAttribute("width","1ex"),newFrag.appendChild(node)),newFrag.appendChild(createMmlNode(symbol.tag,document.createTextNode(st)))," "==st.charAt(st.length-1)&&(node=createMmlNode("mspace"),node.setAttribute("width","1ex"),newFrag.appendChild(node)),str=AMremoveCharsAndBlanks(str,i+1),[createMmlNode("mrow",newFrag),str];case UNARYUNDEROVER:case UNARY:if(str=AMremoveCharsAndBlanks(str,symbol.input.length),result=AMparseSexpr(str),null==result[0])return[createMmlNode(symbol.tag,document.createTextNode(symbol.output)),str];if("boolean"==typeof symbol.func&&symbol.func)return st=str.charAt(0),"^"==st||"_"==st||"/"==st||"|"==st||","==st||1==symbol.input.length&&symbol.input.match(/\w/)&&"("!=st?[createMmlNode(symbol.tag,document.createTextNode(symbol.output)),str]:(node=createMmlNode("mrow",createMmlNode(symbol.tag,document.createTextNode(symbol.output))),node.appendChild(result[0]),[node,result[1]]);if(AMremoveBrackets(result[0]),"sqrt"==symbol.input)return[createMmlNode(symbol.tag,result[0]),result[1]];if("undefined"!=typeof symbol.rewriteleftright)return node=createMmlNode("mrow",createMmlNode("mo",document.createTextNode(symbol.rewriteleftright[0]))),node.appendChild(result[0]),node.appendChild(createMmlNode("mo",document.createTextNode(symbol.rewriteleftright[1]))),[node,result[1]];if("cancel"==symbol.input)return node=createMmlNode(symbol.tag,result[0]),node.setAttribute("notation","updiagonalstrike"),[node,result[1]];if("boolean"==typeof symbol.acc&&symbol.acc)return node=createMmlNode(symbol.tag,result[0]),node.appendChild(createMmlNode("mo",document.createTextNode(symbol.output))),[node,result[1]];if(!isIE&&"undefined"!=typeof symbol.codes)for(i=0;i<result[0].childNodes.length;i++)if("mi"==result[0].childNodes[i].nodeName||"mi"==result[0].nodeName){st="mi"==result[0].nodeName?result[0].firstChild.nodeValue:result[0].childNodes[i].firstChild.nodeValue;for(var newst=[],j=0;j<st.length;j++)newst+=st.charCodeAt(j)>64&&st.charCodeAt(j)<91?symbol.codes[st.charCodeAt(j)-65]:st.charCodeAt(j)>96&&st.charCodeAt(j)<123?symbol.codes[st.charCodeAt(j)-71]:st.charAt(j);"mi"==result[0].nodeName?result[0]=createMmlNode("mo").appendChild(document.createTextNode(newst)):result[0].replaceChild(createMmlNode("mo").appendChild(document.createTextNode(newst)),result[0].childNodes[i])}return node=createMmlNode(symbol.tag,result[0]),node.setAttribute(symbol.atname,symbol.atval),[node,result[1]];case BINARY:if(str=AMremoveCharsAndBlanks(str,symbol.input.length),result=AMparseSexpr(str),null==result[0])return[createMmlNode("mo",document.createTextNode(symbol.input)),str];AMremoveBrackets(result[0]);var result2=AMparseSexpr(result[1]);return null==result2[0]?[createMmlNode("mo",document.createTextNode(symbol.input)),str]:(AMremoveBrackets(result2[0]),"color"==symbol.input?("{"==str.charAt(0)?i=str.indexOf("}"):"("==str.charAt(0)?i=str.indexOf(")"):"["==str.charAt(0)&&(i=str.indexOf("]")),st=str.slice(1,i),node=createMmlNode(symbol.tag,result2[0]),node.setAttribute("mathcolor",st),[node,result2[1]]):("root"!=symbol.input&&"stackrel"!=symbol.output||newFrag.appendChild(result2[0]),newFrag.appendChild(result[0]),"frac"==symbol.input&&newFrag.appendChild(result2[0]),[createMmlNode(symbol.tag,newFrag),result2[1]]));case INFIX:return str=AMremoveCharsAndBlanks(str,symbol.input.length),[createMmlNode("mo",document.createTextNode(symbol.output)),str];case SPACE:return str=AMremoveCharsAndBlanks(str,symbol.input.length),node=createMmlNode("mspace"),node.setAttribute("width","1ex"),newFrag.appendChild(node),newFrag.appendChild(createMmlNode(symbol.tag,document.createTextNode(symbol.output))),node=createMmlNode("mspace"),node.setAttribute("width","1ex"),newFrag.appendChild(node),[createMmlNode("mrow",newFrag),str];case LEFTRIGHT:return AMnestingDepth++,str=AMremoveCharsAndBlanks(str,symbol.input.length),result=AMparseExpr(str,!1),AMnestingDepth--,st="",null!=result[0].lastChild&&(st=result[0].lastChild.firstChild.nodeValue),"|"==st?(node=createMmlNode("mo",document.createTextNode(symbol.output)),node=createMmlNode("mrow",node),node.appendChild(result[0]),[node,result[1]]):(node=createMmlNode("mo",document.createTextNode("∣")),node=createMmlNode("mrow",node),[node,str]);default:return str=AMremoveCharsAndBlanks(str,symbol.input.length),[createMmlNode(symbol.tag,document.createTextNode(symbol.output)),str]}}function AMparseIexpr(str){var symbol,sym1,sym2,node,result,underover;if(str=AMremoveCharsAndBlanks(str,0),sym1=AMgetSymbol(str),result=AMparseSexpr(str),node=result[0],str=result[1],symbol=AMgetSymbol(str),symbol.ttype==INFIX&&"/"!=symbol.input){if(str=AMremoveCharsAndBlanks(str,symbol.input.length),result=AMparseSexpr(str),null==result[0]?result[0]=createMmlNode("mo",document.createTextNode("□")):AMremoveBrackets(result[0]),str=result[1],underover=sym1.ttype==UNDEROVER||sym1.ttype==UNARYUNDEROVER,"_"==symbol.input)if(sym2=AMgetSymbol(str),"^"==sym2.input){str=AMremoveCharsAndBlanks(str,sym2.input.length);var res2=AMparseSexpr(str);AMremoveBrackets(res2[0]),str=res2[1],node=createMmlNode(underover?"munderover":"msubsup",node),node.appendChild(result[0]),node.appendChild(res2[0]),node=createMmlNode("mrow",node)}else node=createMmlNode(underover?"munder":"msub",node),node.appendChild(result[0]);else"^"==symbol.input&&underover?(node=createMmlNode("mover",node),node.appendChild(result[0])):(node=createMmlNode(symbol.tag,node),node.appendChild(result[0]));"undefined"!=typeof sym1.func&&sym1.func&&(sym2=AMgetSymbol(str),sym2.ttype!=INFIX&&sym2.ttype!=RIGHTBRACKET&&(result=AMparseIexpr(str),node=createMmlNode("mrow",node),node.appendChild(result[0]),str=result[1]))}return[node,str]}function AMparseExpr(str,rightbracket){var symbol,node,result,i,newFrag=document.createDocumentFragment();do str=AMremoveCharsAndBlanks(str,0),result=AMparseIexpr(str),node=result[0],str=result[1],symbol=AMgetSymbol(str),symbol.ttype==INFIX&&"/"==symbol.input?(str=AMremoveCharsAndBlanks(str,symbol.input.length),result=AMparseIexpr(str),null==result[0]?result[0]=createMmlNode("mo",document.createTextNode("□")):AMremoveBrackets(result[0]),str=result[1],AMremoveBrackets(node),node=createMmlNode(symbol.tag,node),node.appendChild(result[0]),newFrag.appendChild(node),symbol=AMgetSymbol(str)):void 0!=node&&newFrag.appendChild(node);while((symbol.ttype!=RIGHTBRACKET&&(symbol.ttype!=LEFTRIGHT||rightbracket)||0==AMnestingDepth)&&null!=symbol&&""!=symbol.output);if(symbol.ttype==RIGHTBRACKET||symbol.ttype==LEFTRIGHT){var len=newFrag.childNodes.length;if(len>0&&"mrow"==newFrag.childNodes[len-1].nodeName&&newFrag.childNodes[len-1].lastChild&&newFrag.childNodes[len-1].lastChild.firstChild){var right=newFrag.childNodes[len-1].lastChild.firstChild.nodeValue;if(")"==right||"]"==right){var left=newFrag.childNodes[len-1].firstChild.firstChild.nodeValue;if("("==left&&")"==right&&"}"!=symbol.output||"["==left&&"]"==right){var pos=[],matrix=!0,m=newFrag.childNodes.length;for(i=0;matrix&&m>i;i+=2){if(pos[i]=[],node=newFrag.childNodes[i],matrix&&(matrix="mrow"==node.nodeName&&(i==m-1||"mo"==node.nextSibling.nodeName&&","==node.nextSibling.firstChild.nodeValue)&&node.firstChild.firstChild.nodeValue==left&&node.lastChild.firstChild.nodeValue==right),matrix)for(var j=0;j<node.childNodes.length;j++)","==node.childNodes[j].firstChild.nodeValue&&(pos[i][pos[i].length]=j);matrix&&i>1&&(matrix=pos[i].length==pos[i-2].length)}if(matrix=matrix&&(pos.length>1||pos[0].length>0)){var row,frag,n,k,table=document.createDocumentFragment();for(i=0;m>i;i+=2){for(row=document.createDocumentFragment(),frag=document.createDocumentFragment(),node=newFrag.firstChild,n=node.childNodes.length,k=0,node.removeChild(node.firstChild),j=1;n-1>j;j++)"undefined"!=typeof pos[i][k]&&j==pos[i][k]?(node.removeChild(node.firstChild),row.appendChild(createMmlNode("mtd",frag)),k++):frag.appendChild(node.firstChild);row.appendChild(createMmlNode("mtd",frag)),newFrag.childNodes.length>2&&(newFrag.removeChild(newFrag.firstChild),newFrag.removeChild(newFrag.firstChild)),table.appendChild(createMmlNode("mtr",row))}node=createMmlNode("mtable",table),"boolean"==typeof symbol.invisible&&symbol.invisible&&node.setAttribute("columnalign","left"),newFrag.replaceChild(node,newFrag.firstChild)}}}}str=AMremoveCharsAndBlanks(str,symbol.input.length),"boolean"==typeof symbol.invisible&&symbol.invisible||(node=createMmlNode("mo",document.createTextNode(symbol.output)),newFrag.appendChild(node))}return[newFrag,str]}function parseMath(str,latex){var frag,node;return AMnestingDepth=0,str=str.replace(/&nbsp;/g,""),str=str.replace(/&gt;/g,">"),str=str.replace(/&lt;/g,"<"),str=str.replace(/(Sin|Cos|Tan|Arcsin|Arccos|Arctan|Sinh|Cosh|Tanh|Cot|Sec|Csc|Log|Ln|Abs)/g,function(v){return v.toLowerCase()}),frag=AMparseExpr(str.replace(/^\s+/g,""),!1)[0],node=createMmlNode("mstyle",frag),""!=mathcolor&&node.setAttribute("mathcolor",mathcolor),""!=mathfontfamily&&node.setAttribute("fontfamily",mathfontfamily),displaystyle&&node.setAttribute("displaystyle","true"),node=createMmlNode("math",node),showasciiformulaonhover&&node.setAttribute("title",str.replace(/\s+/g," ")),node}function strarr2docFrag(arr,linebreaks,latex){for(var newFrag=document.createDocumentFragment(),expr=!1,i=0;i<arr.length;i++){if(expr)newFrag.appendChild(parseMath(arr[i],latex));else{var arri=linebreaks?arr[i].split("\n\n"):[arr[i]];newFrag.appendChild(createElementXHTML("span").appendChild(document.createTextNode(arri[0])));for(var j=1;j<arri.length;j++)newFrag.appendChild(createElementXHTML("p")),newFrag.appendChild(createElementXHTML("span").appendChild(document.createTextNode(arri[j])))}expr=!expr}return newFrag}function AMautomathrec(str){var texcommand="\\\\[a-zA-Z]+|\\\\\\s|",ambigAMtoken="\\b(?:oo|lim|ln|int|oint|del|grad|aleph|prod|prop|sinh|cosh|tanh|cos|sec|pi|tt|fr|sf|sube|supe|sub|sup|det|mod|gcd|lcm|min|max|vec|ddot|ul|chi|eta|nu|mu)(?![a-z])|",englishAMtoken="\\b(?:sum|ox|log|sin|tan|dim|hat|bar|dot)(?![a-z])|",secondenglishAMtoken="|\\bI\\b|\\bin\\b|\\btext\\b",simpleAMtoken="NN|ZZ|QQ|RR|CC|TT|AA|EE|sqrt|dx|dy|dz|dt|xx|vv|uu|nn|bb|cc|csc|cot|alpha|beta|delta|Delta|epsilon|gamma|Gamma|kappa|lambda|Lambda|omega|phi|Phi|Pi|psi|Psi|rho|sigma|Sigma|tau|theta|Theta|xi|Xi|zeta",letter="[a-zA-HJ-Z](?=(?:[^a-zA-Z]|$|"+ambigAMtoken+englishAMtoken+simpleAMtoken+"))|",token=letter+texcommand+"\\d+|[-()[\\]{}+=*&^_%\\@/<>,\\|!:;'~]|\\.(?!(?: |$))|"+ambigAMtoken+englishAMtoken+simpleAMtoken,re=new RegExp("(^|\\s)((("+token+")\\s?)(("+token+secondenglishAMtoken+")\\s?)+)([,.?]?(?=\\s|$))","g");str=str.replace(re," `$2`$7");var arr=str.split(AMdelimiter1),re1=new RegExp("(^|\\s)([b-zB-HJ-Z+*<>]|"+texcommand+ambigAMtoken+simpleAMtoken+")(\\s|\\n|$)","g"),re2=new RegExp("(^|\\s)([a-z]|"+texcommand+ambigAMtoken+simpleAMtoken+")([,.])","g");for(i=0;i<arr.length;i++)i%2==0&&(arr[i]=arr[i].replace(re1," `$2`$3"),arr[i]=arr[i].replace(re2," `$2`$3"),arr[i]=arr[i].replace(/([{}[\]])/,"`$1`"));return str=arr.join(AMdelimiter1),str=str.replace(/((^|\s)\([a-zA-Z]{2,}.*?)\)`/g,"$1`)"),str=str.replace(/`(\((a\s|in\s))(.*?[a-zA-Z]{2,}\))/g,"$1`$3"),str=str.replace(/\sin`/g,"` in"),str=str.replace(/`(\(\w\)[,.]?(\s|\n|$))/g,"$1`"),str=str.replace(/`([0-9.]+|e.g|i.e)`(\.?)/gi,"$1$2"),str=str.replace(/`([0-9.]+:)`/g,"$1")}function processNodeR(n,linebreaks,latex){var mtch,str,arr,frg,i;if(0==n.childNodes.length){if(8==n.nodeType&&!linebreaks||"form"==n.parentNode.nodeName||"FORM"==n.parentNode.nodeName||"textarea"==n.parentNode.nodeName||"TEXTAREA"==n.parentNode.nodeName)return 0;if(str=n.nodeValue,null!=str){if(str=str.replace(/\r\n\r\n/g,"\n\n"),str=str.replace(/\x20+/g," "),str=str.replace(/\s*\r\n/g," "),latex)for(mtch=-1!=str.indexOf("$"),str=str.replace(/([^\\])\$/g,"$1 $"),str=str.replace(/^\$/," $"),arr=str.split(" $"),i=0;i<arr.length;i++)arr[i]=arr[i].replace(/\\\$/g,"$");else{if(mtch=!1,str=str.replace(new RegExp(AMescape1,"g"),function(){return mtch=!0,"AMescape1"}),str=str.replace(/\\?end{?a?math}?/i,function(){return automathrecognize=!1,mtch=!0,""}),str=str.replace(/amath\b|\\begin{a?math}/i,function(){return automathrecognize=!0,mtch=!0,""}),arr=str.split(AMdelimiter1),automathrecognize)for(i=0;i<arr.length;i++)i%2==0&&(arr[i]=AMautomathrec(arr[i]));for(str=arr.join(AMdelimiter1),arr=str.split(AMdelimiter1),i=0;i<arr.length;i++)arr[i]=arr[i].replace(/AMescape1/g,AMdelimiter1)}if(arr.length>1||mtch){if(noMathML)return 0;frg=strarr2docFrag(arr,8==n.nodeType,latex);var len=frg.childNodes.length;return n.parentNode.replaceChild(frg,n),len-1}}}else if("math"!=n.nodeName)for(i=0;i<n.childNodes.length;i++)i+=processNodeR(n.childNodes[i],linebreaks,latex);return 0}function AMprocessNode(n,linebreaks,spanclassAM){var frag,st;if(null!=spanclassAM){frag=document.getElementsByTagName("span");for(var i=0;i<frag.length;i++)"AM"==frag[i].className&&processNodeR(frag[i],linebreaks,!1)}else{try{st=n.innerHTML}catch(err){}(null==st||/amath\b|\\begin{a?math}/i.test(st)||-1!=st.indexOf(AMdelimiter1+" 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