#shadow {position:absolute; top:60px; left:60px; width:820px; height:620px; z-index:8000; background:url(shadow.png) top left no-repeat;}
#interstitial {position:absolute; top:50%; left:50%; margin-left:-400px; margin-top:-300px; width:800px; height:600px; z-index:9000; background-color:#FFFFFF;}
#quitflash {position:absolute; top:50%; left:50%; margin-left:314px; margin-top:270px; width:60px; height:20px; z-index:10000;}
a.button:link, a.button:visited, a.button:focus {display:block; width:60px; height:20px; border:none; background: url(quit_button.gif); text-decoration:none;}
a.button:hover, a.button:active {display:block; width:60px; height:20px; border:none; background:url(quit_hover.gif) center center repeat;  text-decoration:none;}