#menu_top { height:39px; }
#menu_top ul { margin:0px 0px 0px 40px; padding:0px; width:571px; }
#menu_top li { display:block; float:left; height:39px; list-style:none; margin:4px 0px 0px 0px; padding:0px; }
#menu_top li a { background:url('/images/navigation_bar.gif') no-repeat; display:block; float:left; height:39px; }
#menu_top li a span { display:none; }

li#menu_top_0 a { background-position:0 0; width:60px; }
li#menu_top_0.on a { background-position:0 -39px; }
li#menu_top_0 a:hover,  li#menu_top_0.hover a { background-position:0 -39px; }

li#menu_top_1 a { background-position:-63px 0; width:68px; }
li#menu_top_1.on a { background-position:-63px -39px; }
li#menu_top_1 a:hover, li#menu_top_1.hover a { background-position:-63px -39px; }

li#menu_top_2 a { background-position:-134px 0; width:88px; }
li#menu_top_2.on a { background-position:-134px -39px; }
li#menu_top_2 a:hover, li#menu_top_2.hover a { background-position:-134px -39px; }

li#menu_top_3 a { background-position:-224px 0; width:106px; }
li#menu_top_3.on a { background-position:-224px -39px; }
li#menu_top_3 a:hover, li#menu_top_3.hover a { background-position:-224px -39px; }

li#menu_top_4 a { background-position:-332px 0; width:91px; }
li#menu_top_4.on a { background-position:-332px -39px; }
li#menu_top_4 a:hover, li#menu_top_4.hover a { background-position:-332px -39px; }

li#menu_top_5 a { background-position:-425px 0; width:70px; }
li#menu_top_5.on a { background-position:-425px -39px; }
li#menu_top_5 a:hover, li#menu_top_5.hover a { background-position:-425px -39px; }

li#menu_top_6 a { background-position:-497px 0; width:88px; }
li#menu_top_6.on a { background-position:-497px -39px; }
li#menu_top_6 a:hover, li#menu_top_6.hover a { background-position:-497px -39px; }