function voteParking()
{
  var crap_id = document.getElementById('id');
  var rating =  document.getElementById('vote');

  var error = false;
  
  if(!crap_id) error = true;
  if(!rating) error = true;

  if(!error)
  {
    var url = 'vote.php?id=' + crap_id.value + '&rating=' + rating.value;
    
    openPopup(url,'Vote',240,180);
  }
  else
    alert('There was an error, try again later.');
}

function openPopup(theUrl, theName, theWidth, theHeight)
{
	var theTop=(screen.height/2)-(theHeight/2);
	var theLeft=(screen.width/2)-(theWidth/2);

	var features='height=' + theHeight + ',width=' + theWidth + ',top='+theTop+',left='+theLeft+',toolbar=no,menubar=no,scrollbars=no,resizable=no,location=no,directories=no,status=no';

	mywindow = window.open(theUrl, theName, features);
}