.nav {background-image:url(tab_bg.jpg);background-repeat:repeat-x;background-position:left bottom; color:#000; border-bottom:3px solid #f07305;border-top:1px solid #cacaca;border-left:1px solid #cacaca;border-right:1px solid #cacaca; height:20px;width:341px;padding:0px;margin:0px;}
.nav ul {margin:0px; padding:0px; list-style:none; text-align:center;line-height:20px;}
.nav li {display:inline; line-height:29px;}
.nav li a {color:#000000; text-decoration:none; padding:0px 6px;;  border-left:1px solid #ececec; border-right:1px solid #ececec;line-height:29px;font-size:12px;}
.nav li a.tabactive {font-size:12px;border-left:1px solid #de4a1c; border-right:1px solid #de4a1c;background-image:url(tab_bg_hover.jpg);background-repeat:repeat-x;background-position:center bottom; font-weight:bold;color:#fff;line-height:29px;height:29px;}
#tabcontent1,#tabcontent2,#tabcontent3 {border:1px solid #bababa;border-top:none; height:310px; width:341px; text-align:center;padding:6px 0px; font-size:12px; margin-bottom:5px;background-image:url(zixun_bg.jpg);background-repeat:repeat-x;background-position:top left;}
.nav_noborder{
	border:none;
	width:98%;
	margin-left:4px;
	margin-top:6px;
}
.nav_noborder td{
	border:none;
	text-align:left;
	line-height:23px;
	font-size:12px;
}
.nav_noborder a{
	font-size:12px;
	line-height:23px;
	color:#333;
	text-decoration:none;
}
.nav_noborder a:hover{	
	font-size:12px;
	line-height:23px;
	color:#f00;
	text-decoration:underline;
}