// JavaScript Document
function qs(search_for) {
		var query = window.location.search.substring(1);
		var parms = query.split('&');
		for (var i=0; i<parms.length; i++) {
			var pos = parms[i].indexOf('=');
			if (pos > 0  && search_for == parms[i].substring(0,pos)) {
				return parms[i].substring(pos+1);;
			}
		}
		return "";
	}