#chapter  { background:#1C82AC;}
.menu a { background:#9DCEDB;}
.menu a:hover, .menu li:hover>a, .menu a.active, .menu a.current { background:#5BAFC7 url(../img/nav-arrow.png) no-repeat right top; }

.menu ul li a { background-color:#AAD2DF; }
/*#menu-sub .menu ul li.first { background:url(../img/drop-out-top-a5.gif) no-repeat left top; }*/
#menu-sub .menu ul { background:url(../img/drop-out-top-a5.gif) no-repeat left top; }
#menu-sub .menu ul li.last { background:url(../img/drop-out-bot-a5.gif) no-repeat left bottom; }