function hide_off() {
	document.getElementById('onlineQuestion').style.display = 'block';
}

function openWindow(url, w, h, win, x, y) {
  var win_name = win ? win : 'popup';
  if (!x) x = 0;
  if (!y) y = 0;
  if (!w) w = 686;
  if (!h) h = 600;
  var new_win = window.open(url,win_name,'left='+x+',top='+y+',width='+w+',height='+h+',menubar=no,toolbar=no,location=no,scrollbars=yes,resizable=yes,status=yes',true);
  new_win.focus();
}