#popup {
  position: absolute; 
  top: 225px;
  left: 50%; 
  width: 205px; 
  height: 205px;
  margin-left: -300px;
  z-index: 1000; 
  display: none;
  font-family: Verdana, Tahoma, Arial,Helvetica,sans-serif;

}
#dimmed {
  background: url(/assets/images/popupbox/shadowlight.gif) repeat; 
  display: none;
  position: absolute;  
  z-index: 999; 
  left: 0px; 
  top: 0px; 
  width: 100%;  
  height: 100%; 
  margin: 0px; 
}