function ahah(url, target, funcname) { 
        function ahahDone() { 
          if(req.readyState == 4){ 
            if(req.status == 200){ 
                  if(!(target == undefined)){ 
                    document.getElementById(target).innerHTML = req.responseText; 
                  } 
                  if(!(funcname == undefined)){ 
                    eval(funcname+"(req.responseText);"); 
                  } 
            }else{ 
                  if(!(target == undefined)){ 
                    document.getElementById(target).innerHTML = "ahah error:\n"+req.statusText; 
                  } 
              if(!(funcname == undefined)){ 
                    eval(funcname+"(req.responseText);"); 
                  } 
            } 
          } 
        } 
        if(!(target == undefined)){ 
            document.getElementById(target).innerHTML = '<img src="http://www.4321.co.il/property/ajax2.gif">'; 
        } 
        if(window.XMLHttpRequest){ 
                var req = new XMLHttpRequest(); 
        }else if(window.ActiveXObject) { 
                var req = new ActiveXObject("Microsoft.XMLHTTP"); 
        } 
        if(req){ 
                req.onreadystatechange = function() { 
                        ahahDone(); 
                }; 
                req.open("GET", url, true); 
                req.send(""); 
        } 
}