#content {
  position: relative;
  width: 800px;
}

#content_wrap {
  position: relative;
  z-index: 2;
  height: 100%;
}

 #col {
  /* position: relative;
  z-index:1; */ 
  height:300px;
  height:auto !important;
  min-height:300px;
  width:99%;
  margin:3px;
  padding:3px;
  clear:both;
 }
 #col_content {
   height:300px;
  height:auto !important;
  min-height:300px;
 }