function do_add_favorite(file_ID)
{
xmlHttp=GetXmlHttpObject()
if (xmlHttp==null)
{
alert ("Browser does not support HTTP Request")
return
}

	xmlHttp.onreadystatechange=state_add_favorite;
	xmlHttp.open("GET", "add_favorite.php?s=ajax&file_ID=" + file_ID + "&dummy=" + new Date().getTime(),true);
	xmlHttp.send(null);

}


function state_add_favorite()
{
var theIDname = "add_favorite_DIV";
		switch(xmlHttp.readyState)
        {
        case 0: // Uninitialized
		document.getElementById(theIDname).innerHTML="<img src='images/indicator.gif' border='0'>";
            break;
        case 1: // Loading
		document.getElementById(theIDname).innerHTML="<img src='images/indicator.gif' border='0'>";
            break;
        case 2: // Loaded
		document.getElementById(theIDname).innerHTML="<img src='images/indicator.gif' border='0'>";
            break;
        case 3: // Interactive
		document.getElementById(theIDname).innerHTML="<img src='images/indicator.gif' border='0'>";
            break;
        default:
            break;
        }


if (xmlHttp.readyState==4 || xmlHttp.readyState=="complete")
   {
   document.getElementById("add_favorite_LINK").onclick="";
   document.getElementById(theIDname).innerHTML=xmlHttp.responseText;
   }
}