.navigation_menu {height: 225px; margin-left: 14px;}
.navigation_menu ul {margin: 0 auto; padding: 0; list-style-type: none; width: 160px; letter-spacing: 0.1em;}
.navigation_menu ul li {position: relative; text-align: center; z-index: 15000;}
.navigation_menu ul li ul {position: absolute; width: 230px; background-color: #647578; top: 0; visibility: hidden; border: 1px solid #fff; border-bottom: 0px; letter-spacing: 0.0em; z-index: 15000;}
.navigation_menu ul li ul li {text-align: left; border-bottom: 1px solid #fff; z-index: 15000;}
.navigation_menu ul li a {display: block; overflow: auto; color: #647578; font-size: 12px; font-weight: bold; text-decoration: none; background: #fff; padding: 1px 5px; border-bottom: 0; height: 19px; padding-top: 8px; z-index: 15000;}
.navigation_menu ul li a:hover {background-color: #cccccc; color: #fff; z-index: 15000;}
.navigation_menu ul li ul li a {background-color: #647578; padding-left: 10px; color: #fff; z-index: 15000;}
.navigation_menu ul li ul li a:hover {background-color: #798d91; z-index: 15000;}
.navigation_menu ul li ul li ul li a {background-color: #647578; padding-left: 10px; color: #fff; z-index: 15000;}
.navigation_menu ul li ul li ul li a:hover {background-color: #798d91; z-index: 15000;}
.navigation_menu ul li ul li ul li ul li a {background-color: #647578; padding-left: 10px; color: #fff; z-index: 15000;}
.navigation_menu ul li ul li ul li ul li a:hover {background-color: #CC6600; z-index: 15000;}