function Certify(URL){
	var popupWin = window.open(URL, 'Participant', 'location,scrollbars,width=400,height=300');
	window.top.name = 'opener';
}

function popup(URL, name, width, height)
{
	if (!name) name="popupWindow";
	if (!width) width=400;
	if (!height) height=400;
	
	var popupWindow = window.open(URL, name, "location=no,toolbar=no,scrollbars=1,resizable=yes,width=" + width + ",height=" + height);
	popupWindow.focus();
}