No. The attribute may not be even mentioned in CSS, and your jQuery code maybe the first time the attribute is mentioned. It will still animate – from 0 to whatever value you indicate. \


<!DOCTYPE html PUBLIC “-//W3C//DTD XHTML 1.0 Strict//EN”
<title>My Test Page</title>
<script type=”text/javascript” src=”js/jquery-1.5.2.min.js”></script>
<script type=”text/javascript”>
<div style=”width:200px; height:200px;
background-color: gray; border:10px”>My div</div>
<br />
<input value=”Animate” type=”submit”></body>