function menu(azonosito) {
  var eredmeny = azonosito.options[azonosito.selectedIndex].value;
  location.href = 'index.php?oldal=' + eredmeny;
}

function numerikus_bemenet(e) {
	var szamok = '0123456789';
	var c = e.which ? e.which : e.keyCode;
	if((c==8) || (c==9) || (c==35) || (c==36) || (c==37) || (c==39) || (c==46)) return true;
	return (szamok.indexOf(String.fromCharCode(parseInt(c))) != -1);
}

function inaktiv(id) {
	document.getElementById(id).disabled = 'disabled';
	document.getElementById(id).value = '';
	document.getElementById(id).style.width = '110px';
	document.getElementById(id).value = 'Folyamatban...';
	document.getElementById(id + '_urlap').submit();
}