function openPollWindow() {
	myWindowHandle = window.open('about:blank','pollWindow','width=250,height=170');
}

function validate() {
	var choices = document.videolineup.user_choice;
		for (var i=0; i < choices.length; i++)
		{
			if (choices[i].checked)
			{
				openPollWindow();
				setTimeout('document.videolineup.submit()',500);
				document.videolineup.submit();
				return;
			}
		}
			
		alert("Please select your favorite video.");
}