// JavaScript Document
function $id(obj){
	return document.getElementById(obj);
}
// Function QueryString.
function qs(){
	var hash, vars = [];
	var hashes = window.location.href.slice(window.location.href.indexOf('?')+1).split('&');
	
	for (i=0;i<hashes.length;i++){
		hash = hashes[i].split('=');
		hash[1] = unescape(hash[1]);
		vars.push(hash[0]);
		vars[hash[0]] = hash[1];
	}
	return vars;
}