URL Variables

urlVars.js

// usage
// url: http://jsfiddle.net/?test=pirates%20&%20ninjas
// url: http://jsfiddle.net/?test=pirates & ninjas

var vars = [], hash;
var q = document.referrer.split('?')[1];
if(q != undefined){
	q = q.replace("%20&%20", "%20%26%20") //Fix for passing ampersands through the URL
	q = q.split('&');
	for(var i = 0; i < q.length; i++){
        hash = q[i].replace("%20%26%20", " & "); //Fix for passing ampersands through the URL
        hash = hash.split('=');
		vars.push(hash[1]);
		vars[hash[0]] = hash[1];
	}
}

alert(vars['test']);