<!--
//this file from kb was originally named refdetect.js

var scriptLoc = 'http://www.myaffiliateprogram.com/u/gemstone/rep.asp';
var kbId = 0;
var queryString = window.location.search.substring(1);
var imgdata = '';
var subdata = '';

if (queryString.length > 0)
{
	var pairs = queryString.split('&');
	for(var i = 0; i < pairs.length; i++)
	{
		var pairs2 = pairs[i].split('=');
		switch(pairs2[0].toLowerCase())
		{
			case 'kbid':
			kbId = pairs2[1];
			break;
			case 'clearcookie':
			if (pairs2[1] == 1)
			{
				DeleteCookie("kbid");
			}
			break;
			case 'img':
			imgdata = pairs2[1];
			break;
			case 'sub':
			subdata = pairs2[1];
			break;
		}
	} //end for
}//end if

if (GetCookie("kbid") == null)
{
	if (kbId != 0)
	{
		var img = new Image();
		var url = scriptLoc + '?id=' + kbId;
		if (imgdata != '')
		{
			url += '&img=' + imgdata
		}
		if (subdata != '')
		{
			url += '&sub=' + subdata
		}
		img.src = url;
		SetCookie("kbid", kbId, 1);
	}
}//end if
	
function getCookieVal (offset)
{
	var endstr = document.cookie.indexOf (";", offset);
	if (endstr == -1)
		endstr = document.cookie.length;
		return unescape(document.cookie.substring(offset, endstr));
}

function GetCookie (name) 
{
	var arg = name + "=";
	var alen = arg.length;
	var clen = document.cookie.length;
	var i = 0;
	while (i < clen) 
	{
		var j = i + alen;
		if (document.cookie.substring(i, j) == arg)
			return getCookieVal (j);
			i = document.cookie.indexOf(" ", i) + 1;
			if (i == 0) break; 
	}
	return null;
}

function WriteCookie (name, value, expires) 
{
	var argv = SetCookie.arguments;
	var argc = SetCookie.arguments.length;
	var path = '/';
	var domain = (argc > 4) ? argv[4] : null;
	var secure = (argc > 5) ? argv[5] : false;
	var cookie = name + "=" + escape(value) +
		((expires == null) ? "" : ("; expires=" + expires.toGMTString())) +
		((path == null) ? "" : ("; path=" + path)) +
		((domain == null) ? "" : ("; domain=" + domain)) +
		((secure == true) ? "; secure" : "");
		document.cookie = cookie;
}

function DeleteCookie (name) 
{
	var exp = new Date();
	exp.setTime (exp.getTime() - 1000000000);  // This cookie is history (changed -1 to make it previous time)
	var cval = GetCookie (name);
	document.cookie =name + "=" + cval + "; expires=" + exp.toGMTString();
}

function SetCookie(name, value, expiredays)
{
	var expdate = new Date(); 
	expdate.setTime(expdate.getTime() + (24 * 60 * 60 * 1000 * expiredays)); 
	WriteCookie(name, value, expdate);  
}
//-->