Code:
</style>
</head>
<body>
<div id="top_navigation">
<a href="index.htm" class="top_link" id="home">home</a>
<a href="news.htm" class="top_link" id="news">news</a>
<a href="game.htm" class="top_link" id="game"
onMouseover="document.getElementById('game_sublinks').style.visibility='visible'"
onMouseout="document.getElementById('game_sublinks').style.visibility='hidden'">
the game</a>
<a href="cheats.htm" class="top_link" id="cheats">cheats</a>
<a href="community.htm" class="top_link" id="comm">community</a>
<a href="impressum.htm" class="top_link" id="impr">impressum</a>
</div>
<div id="left_navigation">
</div>
<div id="game_sublinks"
onMouseover="document.getElementById('game_sublinks').style.visibility='visible'"
onMouseout="document.getElementById('game_sublinks').style.visibility='hidden'">
<a href="game_infos.htm" class="sub_link">game infos</a>
<a href="game_demo.htm" class="sub_link">game demo</a>
<a href="game_help.htm" class="sub_link">game help</a>
<a href="game_credits.htm" class="sub_link">game credits</a>
</div>
</body>
</html>