// set global variables
var gImages = new Array;
var gIndex = 0;
var gDomain = 'internal.ujcfedweb.org';
//var gDomain = 'sdc.ujcfedweb.org';
var gDcsId = 'dcsd1donoetrv9gvke5v2qndk_4y3t';

// set global objects
var DCS = new Object();
var WT = new Object();
var DCSext = new Object();



// optional parameters for use with PDFs
function dcsVar(uri, query)
{
	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;
	}
	DCS.dcsdat=dCurrent.getTime();
	DCS.dcssip=window.location.hostname;
	if (typeof(uri)!="undefined")
	{
		DCS.dcsuri=uri;
		DCS.dcsqry=query;
		DCS.dcsref=window.location.pathname; // make the pdfs referrer the uri of the page of its link
	}
	else
	{
		DCS.dcsuri=window.location.pathname;
		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;
				DCSext.referrer = DCS.dcsref; // make page referrer available for reporting
			}
		}
	}
}

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)
{
	//document.write(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 dcsTag()
{
	//use next line when ssl installed
	var P="http"+(window.location.protocol.indexOf('https:')==0?'s':'')+"://"+gDomain+(gDcsId==""?'':'/'+gDcsId)+"/dcs.gif?";
	
	//use next line when ssl not installed
	//var P="http"+(window.location.protocol.indexOf('https:')==0?'':'')+"://"+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);
	
	// DURING TESTING ONLY!!!
	//dcsPrintVariables();
}

function dcsExternal(uri, query)
{
	dcsVar(uri, query);
	dcsTag();
}

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 dcsPrintVariables()
{
	var tagVariables="\nDomain = "+gDomain;
	tagVariables+="\nDCSId = "+gDcsId;
	for (N in DCS)
	{
		tagVariables+="\nDCS."+N+" = "+DCS[N];
	}
	for (N in WT)
	{
		tagVariables+="\nWT."+N+" = "+WT[N];
	}
	for (N in DCSext)
	{
		tagVariables+="\nDCSext."+N+" = "+DCSext[N];
	}
	window.alert(tagVariables);
}

dcsVar();