function rate(div, mediaID, rating)
{
	var xmlHttp;

	document.getElementById(div).innerHTML = "<img src=\"img/ajax-grey.gif\" alt=\"Loading\" title=\"Loading\" height=\"13\" width=\"13\" />";

	try
	{
		// Firefox, Opera 8.0+, Safari
		xmlHttp=new XMLHttpRequest();
	}

	catch (e)
	{
		// Internet Explorer
		try
		{
			xmlHttp=new ActiveXObject("Msxml2.XMLHTTP");
		}

		catch (e)
		{
			try
			{
				xmlHttp=new ActiveXObject("Microsoft.XMLHTTP");
			}
			catch (e)
			{
				alert("Your browser does not support AJAX!");
				return false;
			}
		}
	}
	
	xmlHttp.onreadystatechange=function()
	{
		if(xmlHttp.readyState==4)
		{
			document.getElementById(div).innerHTML=xmlHttp.responseText;
		}
	}
	
	xmlHttp.open("GET","rate.php?id="+mediaID+"&rating="+rating,true)
	xmlHttp.send(null);
}