#menu_body li ul {
	display: none;
	}
#menu_body li:hover ul, #menu_body li.over ul {
	display: block;
	}
 #menu_body {
    background:#3caa3c;
    width: 200px;
    }
#menu_body a {
	display: block;
	width: 185px;
	height: 24px;
	padding-left: 15px;
	} 

#menu_body ul li {
    list-style-type: none;
    border-bottom: 1px solid #fff;
    margin-left: -40px;
    padding-left: 0px;
    } 

#menu_body ul li a {
    color: #fff;
    text-decoration: none;
	font-size: 90%;
	font-family: Georgia;
    } 

#menu_body ul li a:hover {
    color: #fff;
    text-decoration: none;
	background:#ff7f00;
    } 

#menu_body ul li ul li {
    border: 0;
    list-style-type: none;
    color: #fff;
    list-style-position: inside;
	background:#aaa;
    } 

#menu_body ul li ul{
    border-top: 1px solid #fff;
    margin-left: -10px;
    padding-left: 50px;
    }
2. JavaScript