function pobierz_model(cl){

 var makeid = document.getElementById("makeid").value;


 plik = "http://"+location.host+"/scripts/dziennik/pobierz_modele.php?q="+makeid;

 
 element = document.getElementById("modelid");

 xml = null;
 
 try{
  xml = new ActiveXObject("Microsoft.XMLHTTP"); // IE
 }catch(e){
  try {
   xml = new XMLHttpRequest(); // Mozilla/FireFox/Opera
  }catch(e){
   xml = null;
  }
 }
 
 if(xml != null){
  xml.onreadystatechange = function(){
   if(xml.readyState==4){
		element.innerHTML="";
    element.innerHTML = "<select id=\"modelid1\" name=\"modelid\" class=\""+cl+"\"><option value=\"-1\">wybierz</option>"+xml.responseText+"</select>";
		document.getElementById("modelid1").disabled = false;
		}
  }
  xml.open("GET", plik, true);
  xml.send(null);
  }
 

 return false;
}