#menu {
	list-style: none;
	padding: 0;
	margin: 0;
	width: 170px;
	height: 350px;
	background: url(Files/Image/under_menu.jpg) no-repeat;
	position: relative;
}
#menu span {
	display: none;
	position: absolute;
}
#menu a {
	display: block;
	text-indent: -900%;
	position: absolute;
	outline: none;
}

#menu a:hover {
	background-position: left bottom;
}
#menu a:hover span{
	display: block;
}

#menu .1 {
	width: 152px;
	height: 25px;
	background: url(Files/Image/1.gif) no-repeat;
	left: 12px;
	top: 10px;
}

#menu .2 {
	width: 152px;
	height: 25px;
	background: url(Files/Image/2.gif) no-repeat;
	left: 12px;
	top: 35px;
}

#menu .3{
	width: 152px;
	height: 25px;
	background: url(Files/Image/3.gif) no-repeat;
	left: 12px;
	top: 60px;
}
#menu .4{
	width: 152px;
	height: 25px;
	background: url(Files/Image/4.gif) no-repeat;
	left: 12px;
	top: 85px;
}
#menu .5{
	width: 152px;
	height: 25px;
	background: url(Files/Image/5.gif) no-repeat;
	left: 12px;
	top: 110px;
}
#menu .6{
	width: 152px;
	height: 25px;
	background: url(Files/Image/6.gif) no-repeat;
	left: 12px;
	top: 135px;
}
#menu .7{
	width: 152px;
	height: 25px;
	background: url(Files/Image/7.gif) no-repeat;
	left: 12px;
	top: 160px;
}
#menu .8{
	width: 152px;
	height: 25px;
	background: url(Files/Image/8.gif) no-repeat;
	left: 12px;
	top: 185px;
}
#menu .9{
	width: 152px;
	height: 25px;
	background: url(Files/Image/9.gif) no-repeat;
	left: 12px;
	top: 210px;
}
#menu .10{
	width: 152px;
	height: 25px;
	background: url(Files/Image/10.gif) no-repeat;
	left: 12px;
	top: 235px;
}
#menu .11{
	width: 152px;
	height: 25px;
	background: url(Files/Image/11.gif) no-repeat;
	left: 12px;
	top: 260px;
}
#menu .12{
	width: 152px;
	height: 25px;
	background: url(Files/Image/12.gif) no-repeat;
	left: 12px;
	top: 285px;
}
#menu .13{
	width: 152px;
	height: 25px;
	background: url(Files/Image/13.gif) no-repeat;
	left: 12px;
	top: 310px;
}