.menu  {position:absolute; top:569px; left:0px; width:792px; height:22.px;

               z-index:99;}


     .home_btn {position:absolute; top:569px; left:54px; width:39px; height:22.px;

               z-index:99;}


     .contact_btn {position:absolute; top:569px; left:136px; width:61px; height:22.px;

               z-index:99;}


     .bio_btn {position:absolute; top:569px; left:240px; width:24px; height:22.px;

               z-index:99;}


     .pub_btn {position:absolute; top:569px; left:298px; width:67px; height:22.px;

               z-index:99;}


     .book_btn {position:absolute; top:569px; left:399px; width:46px; height:22.px;

               z-index:99;}


     .photo_btn {position:absolute; top:569px; left:476px; width:91px; height:22.px;

               z-index:99;}


     .link_btn {position:absolute; top:569px; left:593px; width:36px; height:22.px;

               z-index:99;}