/* MODAL POPUP */

div.popup_background {
  background-color: #101010;
  filter:alpha(opacity=50); /* IE's opacity*/
  left: 0px;
  opacity: 0.5;
  position: fixed;
  top: 0px;
  bottom: 0px;
  width: 100%;
  z-index: 99;
  display: none;
}

div.popup_container {
  background-color:Transparent;
  position:absolute;
  width:100%;
  z-index:100;
  left:0px;
  top:120px;
  display:none;
}

div.popup_content {
  background-color:#FFFFFF;
  color:Black;
  position: fixed;
  width: 540px;
  z-index: 101;
  left: 50%;
  top: 120px;
  border: 1px solid #000;
  padding: 10px;
  margin-left:-300px;
  filter:alpha(opacity=100); /* IE's opacity*/
  opacity: 1;
  display: none;
}