var xmlHttp
var Lay1;
var Prog;  
//alert("Bin ajax.js");                  
function ajax_make(str,Lay,Prog)
{  
  //  alert(str+" "+Lay+" "+Prog);
  // str  --> z.B. Id
  // Lay  --> welcher Layer
  // Prog --> mit welchem Programm sol gearbeitet werden
Lay1 = Lay;        
xmlHttp=GetXmlHttpObject()
if (xmlHttp==null)
 {
 alert ("Browser does not support HTTP Request")
 return
 }  
var url=Prog
url=url+"?q="+str
url=url+"&sid="+Math.random()
//   alert(url);
xmlHttp.onreadystatechange=stateChanged 
xmlHttp.open("GET",url,true)
xmlHttp.send(null)

}

function stateChanged() 
{ 
if (xmlHttp.readyState==4 || xmlHttp.readyState=="complete")
 { 

  //alert(Lay1);
 document.getElementById(Lay1).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;
}


function rufe()
  {
  alert("rufe");
  }