#left_content {
 position:absolute;
 top:122px;
 left:10px;
 width:175px;
 height:195px;
 z-index:3;
 overflow:hidden; 
 background-color:#ffffff;
 visibility:visible; 
}

#left_content #content3 {
 position:absolute;
 top:0px;
 left:0px;
 width:175px;
 height:195px;
 z-index:4;
 background-color:#ffffff;
 visibility:visible;
}



/* backslash hack wird vom MAC nicht gesehen \*/