.tab div{
	width: 720px;
	float: left;
}
*{margin: 0;padding: 0;}
.tab{background: #F3F3F3;}
.tab ul
{width: 722px; float: left;list-style: none;font-weight: bold;}
.tab ul li{
	display: block;
	line-height: 28px;
	text-align: center;
	float: left;
	margin-right: 15px;
	cursor: pointer;
	background: #6C818C;
	display: block;
}

.tab ul li a:link, .tab ul li  a:visited{
	color: #FFF;
	display: block;
	padding-right: 10px;
	padding-left: 10px;
	font-size: 16px;
	text-decoration: none;
}
.tab ul li a:hover, .tab ul lia:active{
	background: #666;
	color: #FFF;
	display: block;
	text-decoration: none;
}
.current a{
	background: #C00;
}