change css with jquery , doesnt work in FireFox
<p>I have a dd element in my html page, class names are generated from database id, and in Java script file I use</p>

<pre><code>theHeight=200;
$("dd."+i).css({height: theHeight});
</code></pre>

<p>this code works good in opera, chrome, IE 8, but doesnt work  in FireFox 12.0 
I need to change height of element in a css , but on a runtime from jquery. what is wrong with it, is there any way to make it work with FireFox</p>

<p>Thanks</p>
