function cim(funkcio,melyik,mit)  {
          if ((funkcio=="megyek") && (document.getElementById('megye').value == "Budapest")) {
document.getElementById('varosdiv').innerHTML = '<input name="varos" id="varos" size="20" class="inputbox" type="text" value="Budapest" readonly>';
document.getElementById('ker').style.visibility = "visible";
}
          else if ((funkcio=="megyek") && (document.getElementById('megye').value == "")) {
document.getElementById('varosdiv').innerHTML = '<input name="varos" id="varos" size="50" class="inputbox" type="text" value="">';
document.getElementById('kerulet').selectedIndex = 0;
document.getElementById('ker').style.visibility = "hidden";
}
else {
	if ((funkcio=="megyek") || (funkcio=="zipp" && document.getElementById('zip').value.length==4)) {
        var req = null;
        var req2 = null;
        document.getElementById('kerulet').selectedIndex = 0;
document.getElementById('ker').style.visibility = "hidden";
        adat = document.getElementById(melyik).value;
		document.getElementById(mit).innerHTML="&nbsp;Indít...<img src='http://auto.hasznaltcikk.hu/images/toltodik.gif' border='0'>";
		if(window.XMLHttpRequest) {
			req = new XMLHttpRequest();
						if (req.overrideMimeType)	{
				req.overrideMimeType('text/xml');
			}
			}
		else if (window.ActiveXObject){
			req  = new ActiveXObject("MSxml2.XMLHTTP");
			}

		req.onreadystatechange = function() {

            if(req.readyState == 0 || req.readyState == 1 ||req.readyState == 2 ||req.readyState == 3) {

			document.getElementById(mit).innerHTML = '<img src="http://auto.hasznaltcikk.hu/images/toltodik.gif">&nbsp;<b><i>Letöltés</i></b>';
			}
			if(req.readyState == 4)
			{
				if(req.status == 200)	{
				//	valasz=new array (req.responseText);
				//	alert(req.responseText[0]);
                    document.getElementById(mit).innerHTML = req.responseText;
                    if(funkcio=="zipp" && adat<2000) {
                    	document.getElementById('ker').style.visibility = "visible";
                   // 	alert(parseInt((adat%1000)/10));
                   if(parseInt((adat%1000)/10)>0 && parseInt((adat%1000)/10)<24) {
                    	document.getElementById('kerulet').selectedIndex = parseInt((adat%1000)/10);
                    	document.getElementById('megye').value = 'Budapest';
                   }
                    }
                   if(funkcio=="zipp" && adat>1999) {
                   	document.getElementById('megye').value = document.getElementById('megye_index').value;
                   }
				}
				else	{
					document.getElementById(mit).innerHTML="Hiba: " + req.status + " " + req.statusText;
    }
			}
		};
		req.open("POST", "http://www.roncsauto.hu/cim2.php?funkcio="+funkcio+"&adat="+adat, true);
		
		req.setRequestHeader("Content-Type", "application/x-www-form-urlencoded");
		req.send(null);
	}
	}
	}