function ajax ( url, methode, parameter, zielid ){

	if ( methode == 'GET' ) {
		o = null;
		if ( window.XMLHttpRequest ){
			o = new XMLHttpRequest();
		}
		else if( window.ActiveXObject ){
			try {
				o = new ActiveXObject( 'Msxml2.XMLHTTP' );
			}
			catch ( e1 ) {
				try {
					o = new ActiveXObject( 'Microsoft.XMLHTTP' );
				}
				catch( e2 ){
				}
			}
		}

		if( o != null ){
			o.open('GET',url+'?' + parameter, true);
			window.setTimeout('if(o.readyState<4)[o.abort();}',10000);
		}

	}

	o.onreadystatechange = function (){
		window.status = 'AJX-STATE: ' + o.readyState;
		if(o.readyState == 4 && o.status != 200 ){
			alert('AJX-ERROR:'+o.getAllResponseHeaders());
		}
		if(o.readyState == 4 && o.status == 200 ){
			document.getElementById(zielid).innerHTML=o.responseText;
		}
	}


	o.send( null );
}