whtopic.js

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//	WebHelp 5.10.005
var gsPPath="";
var gaPaths=new Array();
var gaAvenues=new Array();
var gaSearchTerms = new Array();
var gChildPathInMain="";

var goFrame=null;
var gsStartPage="";
var gsRelCurPagePath="";
var gsSearchFormHref="";
var gnTopicOnly=-1;
var gnOutmostTopic=-1;
var gsFtsBreakChars="\t\r\n\"\\ .,!@#$%^&*()~'`:;<>?/{}[]|+-=\x85\x92\x93\x94\x95\x96\x97\x99\xA9\xAE\xB7";
var gsHiliteSearchSetting = "enable,#b2b4bf,black";
var gsBkgndColor="";
var gsTextColor="";
var BTN_TEXT=1;
var BTN_IMG=2;

var goSync=null;

var goShow=null;
var goHide=null;

var goPrev=null;
var goNext=null;
var gnForm=0;
var goShowNav=null;
var goHideNav=null;

var goWebSearch=null;

var gsBtnStyle="";
var gaButtons=new Array();
var gaTypes=new Array();
var whtopic_foldUnload=null;
var gbWhTopic=false;
var gbCheckSync=false;
var gbSyncEnabled=false;
var gaBreadcrumbsTrail = new Array();
var gnYPos = -1;
var gbBadUriError = false;

function AddMasterBreadcrumbs(relHomePage, styleInfo, separator, strHome, strHomePath)
{
	delete gaBreadcrumbsTrail;
	gaBreadcrumbsTrail = new Array();
	var sTopicFullPath = _getPath(document.location.href);
	var sXmlFullPath = _getFullPath(sTopicFullPath, relHomePage);
	var sXmlFolderPath = _getPath(sXmlFullPath);
	var sdocPath = _getFullPath(sXmlFolderPath, "MasterData.xml");

	try
	{
			GetMasterBreadcrumbs(sdocPath, styleInfo, separator);
	}
	catch(err)
	{
		//some error occurred while reading masterdata.xml
	}
	var i = gaBreadcrumbsTrail.length;
	if(i == 0)
	{
	    var strTrail;
	    if(styleInfo == "breadcrumbs")
		    strTrail = "<a class=\""+ styleInfo + "\"" + " href=\"" + strHomePath + "\">" + strHome + "</a> " + ((strHome == "")? "":separator) + " ";
	    else
	        strTrail = "<a style=\""+ styleInfo + "\"" + " href=\"" + strHomePath + "\">" + strHome + "</a> " + ((strHome == "")? "":separator) + " ";
		document.write(strTrail);
	}
	else
	{
		while(i > 0)
		{
			document.write(gaBreadcrumbsTrail[i-1]);
			i--;
		}
	}
	return;
}

var xmlHttp1;
var xmlDoc1;
function processReqChange1()
{
   // only if req shows "loaded"
    if (xmlHttp1.readyState == 4) 
		xmlDoc1 = xmlHttp1.responseXML;
}
function GetMasterBreadcrumbs(masterFullPath, styleInfo, separator)
{
	//dont read if not part of merged projects
	if(masterFullPath.indexOf("/mergedProjects/") == -1 &&
			masterFullPath.indexOf("\\mergedProjects\\") == -1)
			return;
				
	if(gbIE5)
	{
		xmlDoc1=new ActiveXObject("Microsoft.XMLDOM");
		xmlDoc1.async="false";
		xmlDoc1.load(masterFullPath);
	}
	else if(gbNav6)
	{
		var req=new XMLHttpRequest();
     		req.open("GET", masterFullPath, false);   
		req.send(null);   
		xmlDoc1 = req.responseXML;
	}
	else if(gbSafari3)
	{
        	if(window.XMLHttpRequest)
			xmlHttp1 = new XMLHttpRequest();
		if(xmlHttp1)
		{
			xmlHttp1.onreadystatechange=processReqChange1;
			xmlHttp1.open("GET", masterFullPath, false);
			xmlHttp1.send("");
		}
	}

	if(xmlDoc1 == null) throw "error";

	var root = xmlDoc1.documentElement;
	var masterProj = xmlDoc1.getElementsByTagName("MasterProject");
	var masterName="";
	var masterRelPath="";

	if(masterProj)
	{
		masterName = masterProj[0].getAttribute("name");
		masterRelPath = masterProj[0].getAttribute("url");		
	}

	var x = xmlDoc1.getElementsByTagName("item");
	var i = 0;
	var strTrail = "";

	for(i=0; i< x.length; i++)
	{
		var name= x[i].getAttribute("name");
		var path = x[i].getAttribute("url");

		name = name.replace(/\\\\/g, '\\'); 
		
		if(path == "")
		{
			strTrail += name + " " + separator + " ";
		}
		else
		{
			var sHrefRelPath = _getPath(masterFullPath) + masterRelPath;
			var sHrefFullPath = _getFullPath(sHrefRelPath, path); 
			if(styleInfo == "breadcrumbs")
 			    strTrail += "<a class=\""+ styleInfo + "\"" + " href=\"" + sHrefFullPath + "\">" + name + "</a> " + separator + " ";
 			else
 			    strTrail += "<a style=\""+ styleInfo + "\"" + " href=\"" + sHrefFullPath + "\">" + name + "</a> " + separator + " ";
		}

	}	

	gaBreadcrumbsTrail[gaBreadcrumbsTrail.length] = strTrail;

	// call for master breadcrumbs
	masterFullPath = _getPath(masterFullPath)
	masterFullPath = _getFullPath(masterFullPath, masterRelPath);
	masterFullPath = _getFullPath(masterFullPath, "MasterData.xml");

	GetMasterBreadcrumbs(masterFullPath, styleInfo, separator);
	
}


/////////highlight Search Routines /////////
function ClosedRange( a_nStart, a_nEnd )
{
	this.nStart = a_nStart;
	this.nEnd = a_nEnd;
}

////////generic functions //////////

var g_RunesWordBreaks=gsFtsBreakChars;
var g_RunesWhiteSpaces="\x20\x09\x0D\x0A\xA0";

function _isWordBreak( a_ch )
{
	return ( g_RunesWordBreaks.indexOf( a_ch ) >= 0 );
}

function _isWhiteSpace( a_ch )
{
	return ( g_RunesWhiteSpaces.indexOf( a_ch ) >= 0 );
}

function _getLengthOfWordBreak( a_str, a_nFrom )
{
	var i = a_nFrom, nLen = a_str.length;
	while ( i < nLen && _isWordBreak( a_str.charAt( i ) ) )
		++i;
	return i - a_nFrom;
}

function _getLengthOfWord( a_str, a_nFrom )
{
	var i = a_nFrom, nLen = a_str.length;
	while ( i < nLen &&	!_isWordBreak( a_str.charAt( i ) ) )
		++i;
	return i - a_nFrom;
}

function _getWord( a_str, a_nFrom )
{
	var nLen = _getLengthOfWord( a_str, a_nFrom );
	return a_str.substr( a_nFrom, nLen );
}

function _getPositionInc( a_str, a_nFrom )
{
	var i = a_nFrom, nLen = a_str.length, nInc = 1;
	while ( i < nLen && _isWordBreak( a_str.charAt( i ) ) )
	{
		if ( !_isWhiteSpace( a_str.charAt( i ) ) )
			nInc++;

		i++;
	}
	return nInc;
}

function _getNormalizedWord( a_strWord )
{
	var strLower = a_strWord.toLowerCase();
	
	return strLower;
}

function DolWord( a_strWord, a_nPosition, a_nCharLocation )
{
	this.strWord = a_strWord;
	this.nPosition = a_nPosition;
	this.nCharLocation = a_nCharLocation;
}

function dolSegment( a_strSrc )
{
	var nLen = a_strSrc.length;
	var nCur = 0;
	var nPosition = 1;
	var strWord = "";
	var aRslt = new Array();

	nCur += _getLengthOfWordBreak( a_strSrc, nCur );
	while ( nCur < nLen )
	{
		strWord = _getNormalizedWord( _getWord( a_strSrc, nCur ) );
		aRslt[aRslt.length] = new DolWord( strWord, nPosition, nCur );
		
		nCur += strWord.length;
		nPosition += _getPositionInc( a_strSrc, nCur );
		nCur += _getLengthOfWordBreak( a_strSrc, nCur );
	}
	return aRslt;
}

/////////// Dom Text node ///////////////
var s_strHlStart=null;
var s_strHlEnd =null;

function DomTextNode( a_Node, a_nFrom )
{
	this.node = a_Node;
	this.nFrom = a_nFrom;
	
	this.aClosedRanges = new Array();

	this.getClosedRanges = function( a_aRanges, a_nStart )
	{
		var nTo = this.nFrom + a_Node.data.length;			
		for ( var i = a_nStart; i < a_aRanges.length; i++ )
		{
			if ( a_aRanges[i].nStart <= nTo &&
				 a_aRanges[i].nEnd >= this.nFrom )
			{
				this.aClosedRanges[this.aClosedRanges.length] = new ClosedRange( a_aRanges[i].nStart > this.nFrom ? a_aRanges[i].nStart : this.nFrom,
																				 a_aRanges[i].nEnd < nTo ? a_aRanges[i].nEnd : nTo );
			}
			if ( a_aRanges[i].nEnd > nTo )
			{
				return i;
			}
		}
		return i;
	}

	this.doHighlight = function( a_aRanges, a_nStart )
	{
		s_strHlStart = "<font style='color:" + gsTextColor + "; background-color:" + gsBkgndColor + "'>";
		s_strHlEnd = "</font>";

		if ( a_nStart >= a_aRanges.length )
			return a_nStart;

		var nEnd = this.getClosedRanges( a_aRanges, a_nStart );
		if ( this.aClosedRanges.length == 0 )
			return nEnd;
		var strText = this.node.data;
		var strHTML = "";
		var nLastStart = 0;
		for ( var i = 0; i < this.aClosedRanges.length; i++ )
		{
			strHTML += _textToHtml_nonbsp(strText.substring( nLastStart, this.aClosedRanges[i].nStart - this.nFrom ));
			strHTML += s_strHlStart;
			strHTML += _textToHtml_nonbsp(strText.substring( this.aClosedRanges[i].nStart - this.nFrom,
										  this.aClosedRanges[i].nEnd - this.nFrom ));
			strHTML += s_strHlEnd;

			nLastStart = this.aClosedRanges[i].nEnd - this.nFrom;
		}
		strHTML += _textToHtml_nonbsp(strText.substr( nLastStart ));
		
		var spanElement = document.createElement( "span" );
		spanElement.innerHTML = strHTML;
		if (gbIE)
		{
		    //for IE, when assigning string to innerHTML, leading whitespaces are dropped
		    if ((strHTML.length >0)&&(strHTML.charAt(0) == " "))
		        spanElement.innerHTML = "&nbsp;" + spanElement.innerHTML ;       
		}   
		
		this.node.parentNode.replaceChild( spanElement, this.node );
		if(gnYPos == -1)
		{
			var elemObj = spanElement;
			var curtop = 0;
    			if (elemObj.offsetParent)
    			{
        			while (elemObj.offsetParent)
        			{
            				curtop += elemObj.offsetTop
            				elemObj = elemObj.offsetParent;
        			}
    			}
    			else if (elemObj.y)
        			curtop += elemObj.y;
			
			gnYPos = curtop;
		}
		return nEnd;
	};
}

function DomTexts()
{
	this.strText = "";
	this.aNodes = new Array();
	this.aRanges = new Array();

	this.addElementNode = function( a_Node )
	{
		if ( a_Node == null || a_Node.childNodes == null )
			return;

		var nLen = a_Node.childNodes.length;
		for ( var i = 0; i < nLen; i++ )
		{
			var node = a_Node.childNodes.item( i );
			if ( node != null )
			{
				if ( node.nodeType == 3 )
				{
					this.addTextNode( node );
				}
				else if ( node.nodeType == 1 )
				{
					this.addElementNode( node );
				}
			}
		}
	}

	this.addTextNode = function( a_Node )
	{
		if ( a_Node == null )
			return;

		var strInnerText = a_Node.data;
		if ( strInnerText.length != 0 )
		{
			var nFrom = this.strText.length;
			this.strText += strInnerText;
			this.aNodes[this.aNodes.length] = new DomTextNode( a_Node, nFrom );
		}
	}

	this.isWordMatch = function( a_strHlWord, a_strTextWord )
	{
		return a_strTextWord.indexOf(a_strHlWord.toLowerCase()) != -1;
	}
					 
	this.makeHighlightRanges = function()
	{
		if(typeof(gaSearchTerms[0]) == "undefined")
			return;

		var str = gaSearchTerms[0].toLowerCase();
		for(var j = 1; j < gaSearchTerms.length; j++)
		{
			str += "|" + gaSearchTerms[j].toLowerCase();
			
		}

		var regexp = new RegExp(str, "i");

		var aWords = dolSegment( this.strText );
		for ( var i = 0; i < aWords.length; i++ )
		{
			var n = new Object;
			n.index = 0;
			var prevLen = 0;
			var tmpStr1 = aWords[i].strWord.toLowerCase();

			while(n != null && n.index > -1)
			{
				n = regexp.exec(tmpStr1);

				if (n != null &&  n.index > -1 )
				{
					var strWord = n[0];
					this.aRanges[this.aRanges.length] = new ClosedRange( aWords[i].nCharLocation + prevLen + n.index,
								aWords[i].nCharLocation + prevLen + n.index + strWord.length);
					prevLen = prevLen + n.index + strWord.length;							
					tmpStr1 = tmpStr1.substring(n.index + strWord.length, tmpStr1.length);
				}
			}
		}
	}
	
	this.highlightNodes = function()
	{
		var nFrom = 0;
		for ( var i = 0; i < this.aNodes.length; i++ )
			nFrom = this.aNodes[i].doHighlight( this.aRanges, nFrom );
	}

	this.jump2FirstHighlightedWord = function()
	{
		if (gnYPos > 51)
			window.scrollTo(0, gnYPos-50);
	}
}

function processSuspendNodes( a_aNodes )
{
	if ( a_aNodes.length == 0 )
		return false;

	var dt = new DomTexts();

	//build dom texts...
	for ( var i = 0; i < a_aNodes.length; i++ )
	{
		var node = a_aNodes[i];
		if ( node.nodeType == 1 )
		{
			dt.addElementNode( node );
		}
		else if ( node.nodeType == 3 )
		{
			dt.addTextNode( node );
		}
	}
	
	dt.makeHighlightRanges();
	dt.highlightNodes();
	dt.jump2FirstHighlightedWord();
}

var s_strRecursiveTags = "sub sup img applet object br iframe embed noembed param area input " +
						 "select textarea button option hr frame noframes marquee label p dl " +
						 "div center noscript blockquote form isindex table fieldset address layer " +
						 "dt dd caption thead tfoot tbody tr th td lengend h1 h2 h3 h4 h5 h6 " +
						 "ul ol dir menu li pre xmp listing plaintext ins del";

function doesTagRecursiveProcess( a_Node )
{
	if ( a_Node == null )
		return false;

	var strTagName = a_Node.tagName.toLowerCase();
	var rg = "\\b" + strTagName + "\\b";
	var ss = s_strRecursiveTags.match( rg );
	return ss != null;
}

function doHighLightDomElement( a_aSuspendedNodes, a_Node )
{
	var childNodes = a_Node.childNodes;
	
	if ( childNodes == null || childNodes.length == 0 )
		return;

	var nLen = childNodes.length;
	for ( var i = 0; i < nLen; i++ )
	{
		var node = childNodes.item( i );
		if ( node == null )
			continue;

		if ( node.nodeType == 1 )
		{	//element