th.popup_header {
     text-align: left;
     padding: 7px 10px 7px;
     background: #333;
     cursor:move;
border-top: 1px solid #888;
border-left: 1px solid #888;
border-right: 1px solid #000;
border-bottom: 1px solid #000;
}

th.popup_header h4 { float: left; color: white; padding:0px; margin:0px; }
th.popup_header a { float: right; font-weight: normal; color: #d9dfea; cursor:pointer}
th.popup_header a:hover { color: white; }

td.popup_body {width:1000px; background:white; padding:7px;}

/* - - - POPUPS - - - - */

.mainDiv {
display:none;
position:absolute;
top:0;
left:0;
background-color: #fff;
opacity: .25;
filter: alpha(opacity=25);  
}

iframe.iframe {
  background-image:url('http://www.tutortrove.com/images/frame_loading.gif');
  background-repeat:no-repeat;
  background-position:center center;
}

.popup {
position:absolute;
color: #000;
display:none;
}

td.popborder {
  background:#888;
  opacity: .5;
  filter: alpha(opacity=50); 
}