#obj80 { z-index:1; width:525px; left:5px; height: 180px; top: 0px;  background-color:#FFFFFF;  } 
#obj81 { z-index:2; width:315px; left:10px; height: 585px; top: 181px;  background-color:#FFFFFF;  } 
#obj1 { _height:766px; min-height:766px; }