/* Default */
* { margin:0; padding:0; font-family:Arial,sans-serif;}
body { font-size:12px;background:transparent url(/images/2009IBT/bg_edu.gif) repeat-x scroll 0 0;
font-size:12px;}
a { text-decoration:none;}
a:hover { text-decoration:underline;}
a img{border:0;}
ul{list-style:none;}
.clear { clear: both; display: block; visibility: hidden; line-height:0px;}
img{border:0;}
#wrap {width:990px; margin:0px auto;}
#maincontent {float:left; width:655px;}
#sidebar {float:right; width:300px;}
#wrap #content {background:#fff;}
#main_content {float:left; width:655px;background:#fff;}
#main_content_L{float:left; width:150px;background:#fff;}
#main_content_R{float:right;width:490px;background:#fff;}

/* Nav_left */
#nav_left {list-style:none; margin-bottom:15px; width:150px;}
#nav_left li {padding:4px 7px; margin-bottom:1px; border-bottom:1px solid #cccccc;}
#nav_left li a {font-size:13px; font-weight:bold; color:#000;}
#nav_left li a:hover {color:#3b93c0;}
#nav_left li a.selected {color:#3b93c0;}
#nav_left li ul li {border-bottom:none; padding:2px 10px; list-style:none; background:none;}
#nav_left li ul li a {font-family:Arial, Helvetica, sans-serif; font-weight:normal; font-size:11px; color:#666;}


/* nav_top */
#logo {float:left;margin:20px 0 20px 20px;}
#nav_top {float:right; width:760px;}
#nav_top ul {list-style:none; font-size:11px;}
#nav_top ul li {float:left; margin-top:2px; margin-left:5px;}
#nav_top ul li a {color:#FFF;} #nav_top ul li a:hover {color:#666; text-decoration:none;}
#nav_top ul li div { padding:4px 8px;}
#nav_top ul .selected, #nav_top ul li:hover {background:url(../images/bg_top_nav1.gif) bottom left no-repeat;}
#nav_top ul .selected div, #nav_top ul li:hover div { background:url(../images/bg_top_nav2.gif) bottom right no-repeat;}
#nav_top ul .selected a {color:#666;}

/* Header */
#header {padding:10px 0px 5px 0px;}
#header #ads {float:right;}

/* Navigation */
#nav {background:url(/images/2009IBT/edu_nav.gif) top left no-repeat; padding:5px 0px;}
#nav #menu {float:left;  padding:8px 10px; list-style:none; font-size:14px; font-weight:bold;}
#nav #menu li { display:inline; margin-left:20px;}
#nav #menu li a {color:#000;font-family: Arial,Helvetica,sans-serif;}
#nav #menu li a:hover,#nav #menu li .selected {color:#3b93c0; text-decoration:none;}
#nav #search {float:right; width:260px; margin-top:5px;}
#nav #search #searchform {width:170px; padding:2px; font-size:12px;}
#nav #search .bt_search {font-family: Arial,Helvetica,sans-serif;background:url(/images/2009IBT/bt_bg_search.gif) top left no-repeat; width:66px; height:21px; border:none; font-size:14px; font-weight:bold; color:#fff;}

/* content */
#content {background-color:#fff; padding:10px;}