for u

    <script type="text/javascript" src="http://ajax.googleapis.com/ajax/libs/jquery/1.3.2/jquery.min.js"></script>
<script type="text/javascript">
jQuery(document).ready(function() {
jQuery("#links").hide();
//toggle the componenet with class msg_body
jQuery("#butt").click(function()
{
jQuery(this).next("#links").slideToggle(700);
});});
</script>