html, body {
  height: 100%; 
}
#wrapper {
  width: 100%;
  min-height: 100%;
  _height: 100%;
}
#header {
  width: 780px;
  margin: 0 auto;
  margin-bottom: 80px;
}
iframe {
  border: none;
}
.ad_4 {
  position: absolute;
  right: 20px;
  top: 25px;;
  width: 234px;
  height: 60px;
}
#rateform {
  width: 220px;
  margin: 0 auto;
  padding-left: 25px;
  clear: both;
}
a.comments, h3.comments, p.comments {
bottom:-60px;
left:25px;
position:absolute;
}
h3.comments {
  bottom: -45px;
}