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;
}

function loadImage(id){

     var url = 'images/pbss_image.php?image=' + id;

     var xmlHttp=GetXmlHttpObject();
     if(xmlHttp==null){
	alert("Your browser does not support AJAX!");
        return;
     }

     xmlHttp.onreadystatechange=function(){
     	if(xmlHttp.readyState==4){
		document.getElementById(id).src=url;
     	}
     };

     xmlHttp.open("GET",url,true);
     xmlHttp.send(null);
}