var xmlHttp;

function showCheats(str, syst)
{ 

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

/*Debug voor Firefox
if (navigator.appName != "Microsoft Internet Explorer")
{ 
	alert(str);
}*/

xmlHttp.onprogress = onProgress;
if (navigator.appName == "Microsoft Internet Explorer")
{ 
  document.getElementById("txtCheats").innerHTML="<img src='img/loading.gif' alt='Cheats worden geladen' title='Cheats worden geladen' /><br /><br />";
}

var url = "getplatformdata.php?eersteletter="+escape(str)+"&systeem="+escape(syst);

xmlHttp.open("GET",url,true);
xmlHttp.onreadystatechange = stateChanged;
xmlHttp.onerror = onError;
//alert("getplatformdata.php?eersteletter="+str+"&systeem="+document.getElementById("systeem").value);

xmlHttp.send(null);
}

function onProgress(e) {
  var percentComplete = Math.round((e.position / e.totalSize)*100);
  //alert(percentComplete);
  document.getElementById("txtCheats").innerHTML="Cheats worden opgehaald ("+percentComplete+"%)<br /><br />";
}

function onError(e) {
  alert("Error tijdens het ophalen van de cheats:\n" + e.target.status);
}

function stateChanged() 
{ 
if (xmlHttp.readyState==4)
{ 
	if(xmlHttp.status == 200)
      document.getElementById("txtCheats").innerHTML=xmlHttp.responseText;
    else
      document.getElementById("txtCheats").innerHTML="Error loading page\n";
}
}

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;
}