function PageQuery(q) {
		if(q.length > 1) this.q = q.substring(1, q.length);
		else this.q = null;
		this.keyValuePairs = new Array();
		if(q) {
		for(var i=0; i < this.q.split("&").length; i++) {
		this.keyValuePairs[i] = this.q.split("&")[i];
		}
		}
		this.getKeyValuePairs = function() { return this.keyValuePairs; }
		this.getValue = function(s) {
		for(var j=0; j < this.keyValuePairs.length; j++) {
		if(this.keyValuePairs[j].split("=")[0] == s)
		return this.keyValuePairs[j].split("=")[1];
		}
		return false;
		}
		this.getParameters = function() {
		var a = new Array(this.getLength());
		for(var j=0; j < this.keyValuePairs.length; j++) {
		a[j] = this.keyValuePairs[j].split("=")[0];
		}
		return a;
		}
		this.getLength = function() { return this.keyValuePairs.length; } 
		}
		function queryString(key){
		var page = new PageQuery(window.location.search); 
		return unescape(page.getValue(key)); 
		}
		function displayItem(key){
			if(queryString(key)=='false') 
			{
			}
			else{
				var qsvalue = queryString(key);
				var alink = document.getElementById(qsvalue);
				alink.className = "high";
			}
		}