function check_res() {
	if (screen.width>=1024)
	{
		setResolution("1024");
	}
	else if(screen.width<1024)
	{
		setResolution("800");
	}
}

function setResolution(rv) {
//	alert("Set Resolution called with res = "+rv);
		writeCookie("jsRes", rv, 24);
//		eraseCookie("jsResChanged");
//		writeCookie("jsResChanged","Yes",24);
  createRequest();
  var url = "setResolution.php?rv="+rv;
  request.open("GET", url, true);
	request.setRequestHeader("Content-Type","application/x-www-form-urlencoded");
  request.send(null);
	request.onreadystatechange = updatePage;
} 


	function updatePage() {
//		alert("Update Page Called with jsResChanged = "+readCookie("jsResChanged"));
		if((request.readyState == 4)) {
//		alert("REady State = 4");

	
		refresh();
		}
	
	}
	
	function init_page() {

		if(readCookie("jsResChanged")=="") {
			writeCookie("jsResChanged","No",24);
		}
		if(readCookie("jsRes")=="") {
			check_res();
			refresh();
		}		
	} 
	// writeCookie("myCookie", "my name", 24);

// Stores the string "my name" in the cookie "myCookie" which expires after 24 hours.

function writeCookie(name, value, hours)
{
  var expire = "";
  if(hours != null)
  {
    expire = new Date((new Date()).getTime() + hours * 3600000);
    expire = "; expires=" + expire.toGMTString();
  }
  document.cookie = name + "=" + escape(value) + expire;
}

// Example:

// alert( readCookie("myCookie") );

function readCookie(name)
{
  var cookieValue = "";
  var search = name + "=";
  if(document.cookie.length > 0)
  { 
    offset = document.cookie.indexOf(search);
    if (offset != -1)
    { 
      offset += search.length;
      end = document.cookie.indexOf(";", offset);
      if (end == -1) end = document.cookie.length;
      cookieValue = unescape(document.cookie.substring(offset, end))
    }
  }
  return cookieValue;
}

function eraseCookie(name)
{
	createCookie(name,"",-1);
}