var x,y;
var xmlHttp;

function newthumbs(x){
   //alert(x);
   xmlHttp=GetXmlHttpObject();
   if (xmlHttp==null){
       alert ("Your browser does not support AJAX!");
       return;
   } 
   var url = "thumbs.php";
   url = url + "?photo=" + x;
   xmlHttp.open("GET",url,true);
   xmlHttp.onreadystatechange=thumbstateChanged;
   xmlHttp.send(null);
   //alert(document.getElementById("left").innerHTML);
}

function bigpic(x){
	//alert(x);
	xmlHttp=GetXmlHttpObject()
	if(xmlHttp==null){
	   alert("Your browser does not support AJAX!");
	   return;
	}
	var url = "bigpic.php";
	url = url + "?photo=" + x;
	xmlHttp.open("GET",url,true);
	xmlHttp.onreadystatechange=bigpicstateChanged;
	xmlHttp.send(null);
}

function thumbstateChanged() 
{ 
if (xmlHttp.readyState==4)
{ 
document.getElementById("top").innerHTML=xmlHttp.responseText;
}
}

function bigpicstateChanged() 
{ 
if (xmlHttp.readyState==4)
{ 
document.getElementById("bottom").innerHTML=xmlHttp.responseText;
}
}

function GetXmlHttpObject()
{
var xmlHttp=null;
try
  {
  // Firefox, Opera 8.0+, Safari
  xmlHttp=new XMLHttpRequest();
  }
catch (e)
  {
  // Internet Explorer
  try
    {
    xmlHttp=new ActiveXObject("Msxml2.XMLHTTP");
    }
  catch (e)
    {
    xmlHttp=new ActiveXObject("Microsoft.XMLHTTP");
    }
  }
return xmlHttp;
}