var pwcDebug = false;
var gImages=new Array;
var gIndex=0;
var DCS=new Object();
var WT=new Object();
var DCSext=new Object();
var gDomain="statse.webtrendslive.com";
var gDcsId="dcsez97m110000om9d62wankn_9n7d";
var RE={"%09":/\t/g, "%20":/ /g, "%23":/\#/g,"%26":/\&/g,"%2B":/\+/g,"%3F":/\?/g,"%5C":/\\/g};
function pwcglobal2pwc(){
// This function is used to convert any occurance of pwcglobal.com to pwc.com
	var url = arguments[0];
	var right = url.indexOf("pwcglobal.com");
	var left = url.lastIndexOf("pwcglobal.com"); 
	var left1= url.substring(left, - 1);  //extract the left substring
	var right1= url.substring(right);  
	var rightslice = right1.slice(13);  // cuts out the url bit out of the string
	var constructurl = left1 + "pwc.com" + rightslice;
	
	if ((left == -1) | (right == -1))
	{
		return url;
	}
	else{
		return constructurl;
	}
}
function dcsVar(){
	var dCurrent=new Date();
	WT.tz=dCurrent.getTimezoneOffset()/60*-1;
	if (WT.tz==0){
		WT.tz="0";
	}
	WT.bh=dCurrent.getHours();
	WT.ul=navigator.appName=="Netscape"?navigator.language:navigator.userLanguage;
	if (typeof(screen)=="object"){
		WT.cd=screen.colorDepth;
		WT.sr=screen.width+"x"+screen.height;
	}
	if (typeof(navigator.javaEnabled())=="boolean"){
		WT.jo=navigator.javaEnabled()?"Yes":"No";
	}
	if (document.title){
		WT.ti=document.title;
	}
	WT.js="Yes";
	if (typeof(gVersion)!="undefined"){
		WT.jv=gVersion;
	}
	WT.sp="";
	DCS.dcsdat=dCurrent.getTime();
	DCS.dcssip=window.location.hostname;
	DCS.dcsuri=window.location.pathname;
	if (window.location.search){
		DCS.dcsqry=window.location.search;
	}
	if ((window.document.referrer!="")&&(window.document.referrer!="-")){
		if (!(navigator.appName=="Microsoft Internet Explorer"&&parseInt(navigator.appVersion)<4)){
			DCS.dcsref=window.document.referrer;
		}
	}
}
function A(N,V){
	return "&"+N+"="+dcsEscape(V);
}
function dcsEscape(S){
	if (typeof(RE)!="undefined"){
		var retStr = new String(S);
		for (R in RE){
			retStr = retStr.replace(RE[R],R);
		}
		return retStr;
	}
	else{
		return escape(S);
	}
}
function dcsCreateImage(dcsSrc){
	if (document.images){
		gImages[gIndex]=new Image;
		gImages[gIndex].src=dcsSrc;
		if(pwcDebug){document.write('As element in IMG array: '+dcsSrc);}
		gIndex++;
	}
	else{
		document.write('<IMG BORDER="0" NAME="DCSIMG" WIDTH="1" HEIGHT="1" SRC="'+dcsSrc+'">');
		if(pwcDebug){document.write('As IMG tag: '+dcsSrc);}
	}
}
function dcsMeta(theItem){
	
	if (theItem.indexOf('WT.')==0){
		WT[theItem.substring(3, theItem.indexOf('='))] = theItem.substring(theItem.indexOf('=')+1);
	}
	else if (theItem.indexOf('DCSext.')==0){
		DCSext[theItem.substring(7, theItem.indexOf('='))] = theItem.substring(theItem.indexOf('=')+1);
	}
	else if (theItem.indexOf('DCS.')==0){
		DCS[theItem.substring(4, theItem.indexOf('='))] = theItem.substring(theItem.indexOf('=')+1);					
	}		
}
function dcsTag(){
	var cg_nDefined = new Boolean(false);
	var cg_nValid = new Boolean(false);
	var cg_nLoc = null;
	var cg_sDefined = new Boolean(false);
	var cg_sValid = new Boolean(false);
	var cg_sLoc = null;
	
	var P="http"+(window.location.protocol.indexOf('https:')==0?'s':'')+"://"+gDomain+(gDcsId==""?'':'/'+gDcsId)+"/dcs.gif?";
	for (N in DCS){
		var theValue = new String(DCS[N]);
		if (theValue.indexOf('pwcglobal.com')>=0){DCS[N]=pwcglobal2pwc(theValue)}
		if (DCS[N]) {
			P+=A(N,DCS[N]);
		}
	}
	for (N in WT){
	
		if(N == "cg_n"){cg_nDefined = true; cg_nLoc = N;}
		if(N == "cg_s"){cg_sDefined = true; cg_sLoc = N;}
		
		if (WT[N]) {
			if(N == "cg_n"){cg_nValid = true;}
			if(N == "cg_s"){cg_sValid = true;}
			
			P+=A("WT."+N,WT[N]);			
		}
	}
	if((cg_sDefined == true) && (cg_sValid == false)){P+=A("WT.cg_s", "[Content sub-group defined but no value specified]")}
	if((cg_sDefined == true) && (cg_nValid == false)){P+=A("WT.cg_n", "[Content sub-group defined but no parent content group defined or specified]")} 
	else if((cg_nDefined == true) && (cg_nValid == false)){P+=A("WT.cg_n", "[Content group defined but no value specified]")}
	
	P+=A("pwcBeacon","1E7F6D");
	for (N in DCSext){
		if (DCSext[N]) {
			P+=A(N,DCSext[N]);
		}
	}
	if (P.length>2048&&navigator.userAgent.indexOf('MSIE')>=0){
		P=P.substring(0,2040)+"&WT.tu=1";
	}
	dcsCreateImage(P);
}
function wrs_trackpage(){
	if(typeof(willDo) == "undefined" || willDo == "approved"){
		dcsVar();
		for (var i=0; i<wrs_trackpage.arguments.length; i++) {
			dcsMeta(wrs_trackpage.arguments[i]);
		}
		dcsTag();
	}
	else if(willDo == "staging"){
		doStaging();
	}
	else{
		doElse();
	}
}
function wrs_trackclick(){
	if (document.images && (typeof(willDo) == "undefined" || willDo == "approved")){
		dcsVar();
		for (var i=0; i<wrs_trackclick.arguments.length; i++) {
			dcsMeta(wrs_trackclick.arguments[i]);
		}
		dcsTag();
	}
}