function MM_openBrWindow(theURL,winName,features) { //v2.0
  window.open(theURL,winName,features);
}

function submitData(f, choice_num) {
	var xChoice = null;
	for (i = 0;i < choice_num;i++) {
		if (f.choice[i].checked) {
			xChoice = f.choice[i].value;		
			break;
		}
	}
	if (xChoice == null) {
		alert("กรุณาเลือกหัวข้อ.");
		return false;
	}

	var url = "pollresult.php?poll_id=" + f.poll_id.value + "&votes=" + xChoice;
	MM_openBrWindow(url,'result','width=650,height=300');
}

function MM_goToURL() { //v3.0
  var i, args=MM_goToURL.arguments; document.MM_returnValue = false;
  for (i=0; i<(args.length-1); i+=2) eval(args[i]+".location='"+args[i+1]+"'");
}