div1{border:1px solid;}

div#ad_skyscraper,div#ad_300x250,div#ad_180x150{display:none;}
div#ad_skyscraper{top:0px;left:300px;}
div#ad_300x250{top:418px;left:687px;}
div#ad_180x150{top:630px;left:0px;}

div#flashcontainer{z-index:0;}
div#game_content_750{position:absolute;top:80px;left:179px;z-index:25;}