var gImages=new Array;
var gIndex=0;
var DCS=new Object();
var WT=new Object();
var DCSext=new Object();

var gDomain="trends.verity.com";
var gDcsId="dcslfhaehe8mdhtdce6ke75v2_2j4v";

function dcsMultiTrack(){
	for (var i=0;i<arguments.length;i++){
		if (arguments[i].indexOf('WT.')==0){
		  WT[arguments[i].substring(3)]=arguments[i+1];
		  i++;
	        }
	        if (arguments[i].indexOf('DCS.')==0){
	          DCS[arguments[i].substring(4)]=arguments[i+1];
	          i++;
	        }
	        if (arguments[i].indexOf('DCSext.')==0){
	          DCSext[arguments[i].substring(7)]=arguments[i+1];
	          i++;
	        }
        }
	var dCurrent=new Date();
	DCS.dcsdat=dCurrent.getTime();
	dcsTag();
}

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="@@SPLITVALUE@@";
	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;
		gIndex++;
	}
	else{
		document.write('<IMG BORDER="0" NAME="DCSIMG" WIDTH="1" HEIGHT="1" SRC="'+dcsSrc+'">');
	}
}

function dcsMeta(){
	var myDocumentElements;
	var myMeta;
	if (document.all){
		myDocumentElements=document.all.tags("meta");
	}
	else if (document.documentElement){
		myDocumentElements=document.getElementsByTagName("meta");
	}
	if (typeof(myDocumentElements)!="undefined"){
		for (var i=1;i<=myDocumentElements.length;i++){
			myMeta=myDocumentElements.item(i-1);
			if (myMeta.name){
				if (myMeta.name.indexOf('WT.')==0){
					WT[myMeta.name.substring(3)]=myMeta.content;
				}
				else if (myMeta.name.indexOf('DCSext.')==0){
					DCSext[myMeta.name.substring(7)]=myMeta.content;
				}
				else if (myMeta.name.indexOf('DCS.')==0){
					DCS[myMeta.name.substring(4)]=myMeta.content;
				}
			}
		}
	}
}

function dcsTag(){
	var P="http"+(window.location.protocol.indexOf('https:')==0?'s':'')+"://"+gDomain+(gDcsId==""?'':'/'+gDcsId)+"/dcs.gif?";
	for (N in DCS){
		if (DCS[N]) {
			P+=A(N,DCS[N]);
		}
	}
	for (N in WT){
		if (WT[N]) {
			P+=A("WT."+N,WT[N]);
		}
	}
	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);
}

dcsVar();
dcsMeta();
dcsTag();