jquery methods

$(selector).hide(speed,callback)
$(selector).show(speed,callback)
$(selector).toggle(speed,callback)
$(selector).slideDown(speed,callback)
$(selector).slideUp(speed,callback)
$(selector).slideToggle(speed,callback)


Item . method( transitionTime , functiontoCallLater )

<script type="text/javascript">
$(document).ready(function(){
$(".flip").click(function(){
$(".panel").slideDown("slow");
});
});
</script>
<style type="text/css">
div.panel,p.flip
{margin:0px;padding:5px;text-align:center;
background:#e5eecc;border:solid 1px c3c3c3;}
div.panel{height:120px;display:none;}
</style>
<div class="panel">
<p>Learning HTML.</p>
<p>30 seconds – Learn HTML.</p>
</div>
<p class="flip">Show Panel</p>