function order_type(x)
	{
		var http = new XMLHttpRequest();
		var url = "main.php?action=order";
		if (x==1)
		var params = "order=left";
		if (x==2)
		var params = "order=right";
		http.open("POST", "main.php?action=order", true);
		//Send the proper header information along with the request
		http.setRequestHeader("Content-type", "application/x-www-form-urlencoded");
		http.setRequestHeader("Content-length", params.length);
		http.setRequestHeader("Connection", "close");
	    http.send(params);
	}
	function menuSelected(id)
	{
		var elem = document.getElementById(id);
		if(elem)
		{
			elem.className = 'item_sel';
		}
	}
	function menuNormal(id)
	{
		var elem = document.getElementById(id);
		if(elem)
		{
			elem.className = 'item';
		}
	}