#nav_menu { height:50px;}
#nav_menu ul{ padding-left:16px;}
#nav_menu  ul li{ width:128px; height:32px; text-align:center; line-height:2.8em; float:left; display:block; margin-right:9px; font-weight:normal;}
#nav_menu  ul li a{ color:#577494; text-decoration:none; font-size:11px; font-weight:normal;}
#nav_menu  ul li a:hover{ color:#ffffff; background:url(images/bg_act_menu.gif) 0 0 repeat-x; display:block; height:32px; text-decoration:none; font-size:11px; font-weight:normal;}
#nav_menu  ul li span{color:#ffffff; background:url(images/bg_act_menu.gif) 0 0 repeat-x; display:block; height:32px; text-decoration:none; font-size:11px; font-weight:normal;}
#nav_menu  ul li span a{color:#ffffff; background:url(images/bg_act_menu.gif) 0 0 repeat-x; display:block; height:32px; text-decoration:none; font-size:11px; font-weight:normal;}
#nav_menu  .extra_right{margin-right:0 !important;}