var httpRequest = false;
var noResult = "Kein Ergebnis";

// ===================================

function doHttpRequest(url, outputId) {
   httpRequest = false;
   if(window.XMLHttpRequest)  // Mozilla, Safari,...
       httpRequest = new XMLHttpRequest();
   else if(window.ActiveXObject) { // IE
       try {
           httpRequest = new ActiveXObject("Msxml2.XMLHTTP");
    }
       catch (e) {
           try {
               httpRequest = new ActiveXObject("Microsoft.XMLHTTP");
     }
           catch (e) {}
       }
   }
   if(!httpRequest) 
      return false;
   httpRequest.onreadystatechange = function() {
      if(httpRequest.readyState == 4) {
         if(httpRequest.status == 200) {
            handleHttpResponse(httpRequest.responseText, outputId);
         }
       else
          return false;
         }
    else
           {
          return false;
           }
   } 
   httpRequest.open('get', url, true);
   httpRequest.send(null);
}


function handleHttpResponse(content, outputId) {
   if(!document.getElementById)
      return false;
   if(!document.getElementById(outputId))
   return false;
   if(content == "FALSE")
       {
      document.getElementById(outputId).innerHTML = noResult;
document.getElementById(outputId).style.visibility = "hidden";

       }
   else {
document.getElementById(outputId).style.visibility = "visible";
      document.getElementById(outputId).innerHTML = content;
   }
}