var myurl = window.location.hostname;
var domain_exp = /\.\w+\.\w+$/;
//var ref = read_search('ref');

var ampersand = /&/g;
var spacer = / /g;
var hist = document.referrer;
var ref;
var vmxlanguage;
var vmxproduct;
var vmxcountry;
var urlstring = new RegExp("http://" + myurl);
if (urlstring.test(hist) == true) {
	hist = '';
}

if (hist != '') {
	hist = hist.replace(ampersand, "%26");
	hist = hist.replace(spacer, "%26");
}

// let the cgi know
var call = 'http://' + myurl + '/vmx_image.cgi?site=' + vmxsite + '&code=' + vmxpage;
if (ref != '') { call += '&ref=' + ref; }
if (hist != '') { call += '&hist=' + hist; }
if (vmxlanguage != '' && vmxlanguage != 'undefined' && vmxlanguage != undefined) { call += '&vmxlanguage=' + vmxlanguage; }
if (vmxproduct != '' && vmxproduct != 'undefined' && vmxcountry != undefined) { call += '&vmxproduct=' + vmxproduct; }
if (vmxcountry != '' && vmxcountry != 'undefined' && vmxcountry != undefined) { call += '&vmxcountry=' + vmxcountry; }
//alert(call);
document.write('<img height="1" width="1" border="0" src="', call, '">');


function read_search(cname) {
	var cn = cname + "=";
	var allsearch = location.search.substring(1);
	var pos = allsearch.indexOf(cn);
	if (pos != -1) {
		var start = pos + cn.length;
		var end = allsearch.indexOf("&", start);
		if (end == -1) end = allsearch.length;
		var value = allsearch.substring(start, end);
		value = unescape(value);
		return value;
	}
	return;
}