var map;

function openMap(url) {
	map = window.open(url,'map','width=800,height=600,status=yes');

	if (map == null) {
		alert("Your browser has blocked the pop-up window used to display the map.");
	} else {
		if (map.focus)
			map.focus();
	}

	return false;
}


function QueryString(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 unescape(this.keyValuePairs[j].split("=")[1]);
		}
		return "";
	}
	
	this.exists = function(s) {
		for(var j=0; j < this.keyValuePairs.length; j++) {
			if(this.keyValuePairs[j].split("=")[0] == s)
				return true;
		}
		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; }
}