#menu ul{
	list-style:none;
	padding:0px;
	margin:0px;
}
#menu li{
	margin-right:1px;
	text-indent:-9999px;
	width:153px;
	height:30px;
	float:left;
}
#menu li a{
	text-decoration:none;
	display:block;
	width:153px;
	height:30px;
}
#menu li#menu1{
	margin-left:130px;
	background:url(../img/btn_home.gif) no-repeat;	
}
#menu li#menu2{
	background:url(../img/btn_floor_selected.gif) no-repeat;	
}
#menu li#menu3{
	background:url(../img/btn_koubo.gif) no-repeat;	
}
#menu li#menu4{
	background:url(../img/btn_apply.gif) no-repeat;	
}