#head {
	margin: 0 auto -290px -960px;
	z-index: 999;
	position: fixed;
	top: 0;
	left: 50%;
	width: 1920px;
	height: 75px;
	background-color: #000;
	color: #fff;
	background: url(../images/head.png) no-repeat left top;
}

#head .menu {
	position: absolute;
	margin-left: 1217px;
	margin-top: 15px;
}
#head .menu ul {
	list-style-type: none;
	list-style: none;
	display: block;
	margin: 0;
	padding: 0;
}
#head .menu ul li {
	text-align: center;
	margin: 8px;
	float: left;
	width: 140px;
	height: 57px;
	display: block;
	font-size: 0;
}
#head .menu ul li a {
	width: 140px;
	height: 57px;
	display: block;
}
#head .menu ul li.ht1 {
}
#head .menu ul li.ht2 {
	margin-left: 101px;
}
#head .menu ul li.ht3 {
	margin-left: 103px;
}

#head .menu ul li.ht1:hover {
	background: url(../images/active1.png) no-repeat left top;
}
#head .menu ul li.ht2:hover {
	background: url(../images/active2.png) no-repeat left top;
}
#head .menu ul li.ht3:hover {
	background: url(../images/active3.png) no-repeat left top;
}