function $(id) {
	return document.getElementById(id);
}


http_request = false;

function makeRequest(art) {
	
	if(art=="reg")		var url="/" +DBName + "/(checkcap)?openAgent&ant=" +  $('Antwort').value + "&unid=" + funid + "&un=" + $('Username').value + "&em=" + $('EMail').value
	else					var url="/" +DBName + "/(checkcap)?openAgent&ant=" +  $('Antwort').value + "&unid=" + funid
		
	if(http_request){
			setTimeout("makeRequest('" + art + "')" , 2000);
			return false;
	}	
	   http_request = false;

       if (window.XMLHttpRequest) { // Mozilla, Safari,...
            http_request = new XMLHttpRequest();
            if (http_request.overrideMimeType) {
                http_request.overrideMimeType('text/xml');
                // zu dieser Zeile siehe weiter unten
           }
      } else if (window.ActiveXObject) { // IE
            try {
                http_request = new ActiveXObject("Msxml2.XMLHTTP");
            } catch (e) {
                try {
                    http_request = new ActiveXObject("Microsoft.XMLHTTP");
                } catch (e) {}
            }
        }
        
        if (!http_request) {
            alert('Ende :( Kann keine XMLHTTP-Instanz erzeugen');
            return false;
        }
       
	 http_request.onreadystatechange = alertInhalt;
      http_request.open('GET', encodeURI(url), true);
      http_request.send(null);
}

function alertInhalt() {
  if (http_request.readyState == 4) {
            if (http_request.status == 200) {
             	text="";
          //	alert(http_request.responseText);
          	var xmldoc = http_request.responseXML;
      		if(xmldoc.getElementsByTagName('antwort')[0]) {
          		if(xmldoc.getElementsByTagName('antwort')[0].firstChild.nodeValue==436) {
          			document.forms[0].submit();
          		}else{
          			$('fehler').innerHTML= xmldoc.getElementsByTagName('antwort')[0].firstChild.nodeValue;
			}}
			
			http_request = false;
			
	     } else {
                    http_request = false;
         }
    }
}