body { margin:0px; background-color:#000; height:100% }
html { height:100% }
#PageDiv { position:relative; min-height:100%; max-width:900px; margin:auto }
#item4 { position:absolute; left:149px; top:213px; width:600px; height:338px; z-index:1; overflow:visible }
#item1 { position:absolute; left:36px; top:22px; width:835px; height:147px; z-index:2; overflow:visible }