function pollSubmit(){
	var option = -1;
	for (i=0; i<document.r2poll.selectedOption.length; i++) {
		if (document.r2poll.selectedOption[i].checked) {
			option = document.r2poll.selectedOption[i].value;
			break;
		}
	}
	if(option<0) { 
		alert("Please give your answer first!"); 
		return;
	}
	var poll_id = document.r2poll.poll_id.value;
	var gender = document.r2poll.gender.value;
	var poll_frame = getById("poll_frame");

	poll_frame.src="/infopoll.jsp?pollid="+poll_id+"&poll_id="+poll_id+"&gender="+gender+"&selectedOption="+option;
	pollResult();
}
function pollResult(){
	var poll_id = document.r2poll.poll_id.value;
	var gender = document.r2poll.gender.value;
	window.location.href='poll.jsp?pollid='+poll_id+'&gender='+gender+'&pollcheck=n';
}