function varosresztokerulet(maga, varosresznev, forcevr){
	var keruletmenu=maga;
	var varosreszmenu=document.getElementById(varosresznev);
	varosreszmenu.options.length=0;
	try {
		varosreszmenu.add(new Option(String.fromCharCode(171)+' városrész '+String.fromCharCode(187), 0), null);
	} catch(e) {
		varosreszmenu.add(new Option(String.fromCharCode(171)+' városrész '+String.fromCharCode(187), 0));
	}
	
	for (i in varosreszek)
	{	
		if (keruletmenu.selectedIndex!=0) {
			if (varosreszek[i][keruletmenu.selectedIndex] != undefined) {
				try {
					varosreszmenu.add(new Option(varosreszek[i][keruletmenu.selectedIndex], i), null);
				} catch(e) {
					varosreszmenu.add(new Option(varosreszek[i][keruletmenu.selectedIndex], i));
				}
			}
		} else {
			for (j in varosreszek[i]) 
			{
				try {
					varosreszmenu.add(new Option(varosreszek[i][j], i), null);
				} catch(e) {
					varosreszmenu.add(new Option(varosreszek[i][j], i));
				}
			}
		}
	}

	if (forcevr!=undefined) {
		var av=0;			
		for (i=0; i< varosreszmenu.options.length; ++i) {
			if (varosreszmenu.options[i].text==forcevr)
				av=i;
		}
		varosreszmenu.selectedIndex=av;
	}	
}

var kervarosok=new Array();
kervarosok[0]=1;
	
function disableker(maga, kerelemname, varosreszelemname) {
	var i;
	var benne;
	var varoselem=maga;
	var chosenoption=varoselem.options[varoselem.selectedIndex].value;
	chosenoption=chosenoption.toLowerCase();
	
	benne=false;
	for (i=0; i < kervarosok.length; i++) {
		if (kervarosok[i] == chosenoption) {
			benne=true;
		}
	}				
	togglekeritems(benne, kerelemname, varosreszelemname);
}
function togglekeritems(show, kerelemname, varosreszelemname) {
	if (!show) {
		document.getElementById(kerelemname).style.visibility = "hidden";
		document.getElementById(kerelemname).selectedIndex=0;
		document.getElementById(varosreszelemname).style.visibility = "hidden";
		document.getElementById(varosreszelemname).selectedIndex=0;
	} else {
		document.getElementById(kerelemname).style.visibility = "visible";
		document.getElementById(varosreszelemname).style.visibility = "visible";			
	}
}
function showkerontype(maga, kerelemname, varosreszelemname, reszmegallo) {
	var kisbetus=maga.value.toLowerCase();
	if (kisbetus=='budapest') {
		document.getElementById(kerelemname).style.width = "70px";
		document.getElementById(varosreszelemname).style.width = "115px";
		document.getElementById(kerelemname).style.visibility = "visible";
		document.getElementById(varosreszelemname).style.visibility = "visible";
		if (typeof(reszmegallo)!='undefined') {
	    document.getElementById(reszmegallo).setAttribute("class", "reszmegalinput2");
			document.getElementById(reszmegallo).setAttribute("className", "reszmegalinput2");  //IE kegyeiért küzdünk			
		}
	}
}