pequeño problema con codigo

http://img218.imageshack.us/my.php?image=cabezaledwbn2.png

<style type="text/css"><!--

td.nav{background-image:url(http://www.pekegifs.com/webmaster/imagenes/botones/011.gif);}

td.nav:hover{background-image:url(http://www.pekegifs.com/webmaster/imagenes/botones/028.gif);}

td.nav_heading{background-image:url(); background-color: black; height: 38px;}

td.edit_content_top{display: none}

td.edit_content_cbg{background-image:url();}

td.edit_content{background-image:url(); background-color: black;}

table.edit_main_table{width: 100% !important;}

td.edit_main_tr{width: 100% !important;}

table.edit_second_table{background-image:url(); background-color:#000000;width: 100% !important;}

td.edit_header_full{width: 100% !important;background-image:url(http://img.webme.com/pic/o/oiterator/head2.jpg);}

td.edit_header_full table{width: 100% !important;}

table.edit_third_table{width: 100% !important;}

td.edit_navi_headbg{width: 10% !important;background-image:url(http://img.webme.com/pic/o/oiterator/left.jpg);}td.shouty{background-image:url(); background-color:#000000;}

td.shouty2{background-image:url(); background-color:#000000;}

td.shouty3{background-image:url(); background-color:#000000;}



td.sidebar_heading{background-image:url(); background-color:#000000;}

td.edit_rb_footer{background-image:url(); background-color:#000000;}





td.edit_rechts_cbg{background-image:url(); background-color:#000000;}


td.edit_recht_sbg{background-image:url(); background-color:#000000;}

td.edit_rechts_bottom{background-image:url(); background-color:#000000;}

body{background-image:url(); background-color: #000000;}

td.edit_below_nav img{visibility: hidden;}

td.edit_below_nav{background-image:url(http://img.webme.com/pic/o/oiterator/left.jpg);}

td.edit_content_bottom{background-image:url();background-color: black;}

td.edit_content_bottom2{background-image:url(); background-color: black;}

--></style>  <style type="text/css">  <!--

td#nav_abstand1{visibility:hidden;height: 10px;}

td#nav_abstand2{visibility:hidden;height: 10px;}

td#nav_abstand3{visibility:hidden;height: 10px;}

td#nav_abstand4{visibility:hidden;height: 10px;}

td#nav_abstand5{visibility:hidden;height: 10px;}

-->  </style>

td.nav_heading{background-image:url(); background-color: black; height: 38px;}