var handleSuccess = function(o){
	if(o.responseText !== undefined){
		
		//alert(o.responseText);
	}
}

var handleFailure = function(o){
	if(o.responseText !== undefined){
		//alert(o.responseText);
	}
}

var callback =
{
  success:handleSuccess,
  failure: handleFailure
};

function getCookie(c_name)
{
	if (document.cookie.length>0)
	{
	  c_start=document.cookie.indexOf(c_name + "=")
	  if (c_start!=-1)
	    { 
		    c_start=c_start + c_name.length+1 ;
		    c_end=document.cookie.indexOf(";",c_start);
		    if (c_end==-1) c_end=document.cookie.length;
		    return unescape(document.cookie.substring(c_start,c_end))
	    } 
	}
	return "";
}

function setCookie(c_name,value,expiredays)
{
	var exdate=new Date();
	exdate.setDate(exdate.getDate()+expiredays);
	document.cookie=c_name+ "=" +escape(value)+
	((expiredays==null) ? "" : ";expires="+exdate.toGMTString());
}

//check if cookie set
var curResolution = getCookie('resolution20080111');
if( curResolution == "" || curResolution != ("" + screen.width))
{	
	var sUrl = '/includes/ajax.php?action=update&w=' + screen.width + '&h=' + screen.height + '&a=' + escape(navigator.userAgent) + '&haveqt=' + haveqt;
	var request = YAHOO.util.Connect.asyncRequest('GET', sUrl, callback); 
	
	setCookie('resolution20080111', screen.width, 365);
}