function getUrlVars()
{
	var vars = [];
	var hash;
	var hashes = window.location.href.slice(window.location.href.indexOf('?') + 1).split('&');

	for(var i = 0; i < hashes.length; i++)
	{
		hash = hashes[i].split('=');
		vars.push(hash[0]);
		vars[hash[0]] = hash[1];
	}
 
	return vars;
}
var hash = getUrlVars();
if (hash['source']==null) {
	//do nothing
}
else {
	 document.write("<META NAME='WT.srch' CONTENT='1'>");
	 document.write("<META NAME='WT.mc_n' CONTENT='" +hash['source']+"'>");
	 document.write("<META NAME='WT.mc_id' CONTENT='" +hash['source']+"'>");
	 document.write("<META NAME='WT.vr.ipd_se' CONTENT='" +hash['source']+"'>");
}

if (hash['emc']==null){
//do nothing
}
else {
	 document.write("<meta name='WT.mc_n' CONTENT='" + hash['emc'] + "'>");
	 document.write("<meta name='WT.mc_id' CONTENT='" + hash['emc'] + "'>");
}