function roll(imgName) {
	document[imgName].src = "i/" + imgName + "-on.gif";
}
// Flip it off
function out(imgName) {
	document[imgName].src = "i/" + imgName + ".gif";
}
var popUpWin = 0;
function newWindow(URLStr, left, top, width, height)
{
  if(popUpWin)
  {
    if(!popUpWin.closed) popUpWin.close();
  }
  popUpWin = open(URLStr, 'popUpWin', 'toolbar=no,location=no,directories=no,status=no,menubar=no,scrollbars=0,resizable=0,copyhistory=0,width='+width+',height='+height+',left='+left+', top='+top+',screenX='+left+',screenY='+top+'');
}