function getValue(varname) {
	var url = window.location.href;
	var qparts = url.split("?");
	if (qparts.length == 0) return "";
	var query = qparts[1];
	if(typeof(query) != 'undefined') {
		var vars = query.split("&");
		var value = "";
		for (i=0;i<vars.length;i++)	{
			var parts = vars[i].split("=");
			if (parts[0] == varname)  {
				value = parts[1];
				break;
				}
			}
		value = unescape(value);
		value.replace(/\+/g," ");
		return value;
		}
	else {
		value = 1;
		return value;
		}
	}