div.flytead{margin:0;padding:0;border:none;background-color:#fff0;display:block;position:relative;visibility:visible}div.flytead.leaderboard{width:728px;height:90px}div.flytead.rectangle{width:300px;height:250px}div.flytead.large_rectangle{width:336px;height:280px}div.flytead.halfpage{width:300px;height:600px}div.flytead.skyscraper{width:120px;height:600px}div.flytead.wide_skyscraper{width:160px;height:600px}div.flytead.small_rectangle{width:180px;height:150px}div.flytead.vertical_banner{width:120px;height:240px}div.flytead.square{width:250px;height:250px}