function alarmfenster(text)
{
 alert(text);
}

var isFirefox;
var isIE;
function getAjax()
{
 var xmlhttp;
 /*@cc_on
 @if (@_jscript_version >= 5)
 try
 {
  xmlhttp=new ActiveXObject("Msxml2.XMLHTTP");
 }
 catch(e)
 {
  try
  {
   xmlhttp=new ActiveXObject("Microsoft.XMLHTTP");
  }
  catch (E)
  {
   xmlhttp=false;
  }
 }
 @else
 xmlhttp = false;
 @end @*/
 if (!xmlhttp && typeof XMLHttpRequest!='undefined')
 {
  try
  {
   xmlhttp=new XMLHttpRequest();
  }
  catch (e)
  {
   xmlhttp=false;
  }
 }
 return xmlhttp;
}
function sniff()
{
 var ff="Netscape";
 var ie="Microsoft Internet Explorer";
 isFirefox=(navigator.appName==ff);
 isIE=(navigator.appName==ie); 
}
sniff();

function ajaxget(url, typ) {
 req=getAjax();
 req.open('GET', url , false);
 req.send(null);
 if(typ == 'txt') return req.responseText;
 if(typ == 'xml') return req.responseXML;
}