<style>
#genres {
margin-top: 40px;
}
ul {
position: absolute;
display: none;
margin: 0px;
margin-left: 140px;
margin-top: -22px;
padding: 0px;
width: 140px;
}
ul#tree {
display: block;
}
li {
display: block;
width: 140px;
list-style: none;
margin: 0px;
margin-bottom: 1px;
}
.item {
cursor: pointer;
display: block;
line-height: 12px;
font-size: 12px;
padding: 4px;
font-weight: bold;
border: solid 1px #707070;
color: #000000;
background-color: #e2e2e2;
}
li:hover div:hover {
color: #ffffff;
background-color: #707070;
}
ul#tree li:hover ul { display: block; }
ul#tree li:hover ul ul { display: none; }
ul#tree ul li:hover ul { display: block; }
ul#tree ul li:hover ul ul { display: none; }
ul#tree ul ul li:hover ul { display: block; }
ul#tree ul li:hover ul ul ul { display: none; }
ul#tree ul ul ul li:hover ul { display: block; }
ul#tree ul li:hover ul ul ul ul { display: none; }
</style>
<div id="genres">
<ul id="tree">
<li>
<div class="item">genres</div>
<ul>
<li>
<div class="item">electro</div>
<ul>
<li><div class="item">idustrial</div></li>
<li><div class="item">newage</div></li>
<li><div class="item">ambient</div></li>
<li><div class="item">techno</div></li>
<li><div class="item">electro</div></li>
<li><div class="item">house</div></li>
<li><div class="item">chillout</div></li>
<li><div class="item">breakbeat</div></li>
<li><div class="item">hardcore</div></li>
<li><div class="item">drumnbass</div></li>
<li><div class="item">jungle</div></li>
<li><div class="item">dubstep</div></li>
<li><div class="item">darkstep</div></li>
<li><div class="item">electrostep</div></li>
<li><div class="item">jump</div></li>
<li><div class="item">rave</div></li>
<li><div class="item">dance</div></li>
<li><div class="item">psy</div></li>
<li><div class="item">trance</div></li>
<li><div class="item">other</div></li>
</ul>
</li>
<li>
<div class="item">rock</div>
<ul>
<li><div class="item">rocknroll</div></li>
<li><div class="item">hardrock</div></li>
<li>
<div class="item">metal</div>
<ul>
<li><div class="item">heavy</div></li>
<li><div class="item">speed</div></li>
<li><div class="item">power</div></li>
<li><div class="item">death</div></li>
<li><div class="item">black</div></li>
<li><div class="item">dark</div></li>
<li><div class="item">other</div></li>
</ul>
</li>
<li>
<div class="item">punk</div>
<ul>
<li><div class="item">ska</div></li>
<li><div class="item">oi</div></li>
<li><div class="item">scream</div></li>
<li><div class="item">folk</div></li>
<li><div class="item">other</div></li>
</ul>
</li>
<li><div class="item">hardcore</div>
<ul>
<li><div class="item">ska</div></li>
<li><div class="item">metal</div></li>
<li><div class="item">trash</div></li>
<li><div class="item">folk</div></li>
<li><div class="item">rap</div></li>
<li><div class="item">other</div></li>
</ul>
</li>
<li><div class="item">emo</div></li>
<li><div class="item">other</div></li>
</ul>
</li>
<li><div class="item">ska</div>
<ul>
<li><div class="item">country</div></li>
<li><div class="item">jazz</div></li>
<li><div class="item">rocksteady</div></li>
<li><div class="item">raggy</div></li>
<li><div class="item">other</div></li>
</ul>
</li>
<li><div class="item">pop</div>
<ul>
<li><div class="item">public</div></li>
<li><div class="item">disco</div></li>
<li><div class="item">pop</div></li>
<li><div class="item">other</div></li>
</ul>
</li>
<li><div class="item">rap</div>
<ul>
<li><div class="item">gfunk</div></li>
<li><div class="item">gangsta</div></li>
<li><div class="item">core</div></li>
<li><div class="item">other</div></li>
</ul>
</li>
<li><div class="item">ost</div>
<ul>
<li><div class="item">film</div></li>
<li><div class="item">cartoon</div></li>
<li><div class="item">game</div></li>
<li><div class="item">other</div></li>
</ul>
</li>
<li>
<div class="item">people</div>
<ul>
<li>
<div class="item">modern</div>
<ul>
<li><div class="item">folk</div></li>
<li><div class="item">other</div></li>
</ul>
</li>
<li><div class="item">other</div></li>
</li>
</ul>
</li>
<li><div class="item">classic</div></li>
<li><div class="item">latin</div></li>
<li><div class="item">blues</div></li>
<li><div class="item">jazz</div></li>
<li><div class="item">country</div></li>
<li><div class="item">chanson</div></li>
<li><div class="item">romance</div></li>
<li><div class="item">roque</div></li>
<li><div class="item">author</div></li>
<li><div class="item">other</div></li>
</ul>
</li>
</ul>
</div>