Try something like this
modify it as per your need
CSS
<style>
.sub-menu {
display: none;
list-style: none;
position: absolute;
left: 10px;
width: 150px;
}
</style>
Javascript/Jquery
<script>
$(function () {
$('.main-menu li').hover(
function () {
var $li = $(this);
if ($li.has('ul')) {
$('#div1').html($('ul',$li).html());
}
},
function () {
$('#div1').html('');
}
);
});
</script>
HTML
<ul style="list-style:none" class="main-menu">
<li><a href="#">Item One</a></li>
<li><a href="#">Item Two</a></li>
<li>
<a href="#">Item Three</a>
<ul class="sub-menu">
<li><a href="#">Sub Item One</a></li>
<li><a href="#">Sub Item Two</a></li>
<li><a href="#">Sub Item Three</a></li>
<li><a href="#">Sub Item Four</a></li>
<li><a href="#">Sub Item Five</a></li>
</ul>
</li>
</ul>
<div id="div1" style="height:300px; width:300px; border:1px solid red">This is my div</div>