Color Panel return ERROR did not change text error

[GoogleCodeExporter]

What steps will reproduce the problem?
1. adding rte textarea inside hidden div
<code>
<div id="popupLabel" style="display:none">
          <fieldset>                                         
        <legend>Add Labels &amp; Headers &nbsp;&nbsp;&nbsp;&nbsp; <a
href="#" onclick="javascript:closeLabel();">X</a>                         

        </legend> 
        <textarea name="lblText" id="lblText" rows="5" cols="16" 
class="rteLabel">
        edit text here
        </textarea>  
    <br/><a id="addLabelA" href="#"> add Label</a>

      </fieldset>                    
     </div>    

</code>
javascript code
<code>
var arr= $('.rteLabel').rte({
                                    css: ['default.css'],
                                    width: 450,
                                    height: 200,
                                    controls_rte: rte_toolbar,
                                    controls_html: html_toolbar
                                });
</code>
What is the expected output? What do you see instead?
Error at line 4618 of jquery-1.4.2.js (not min edition)
<code>
if ( set ) {
            style[ name ] = value;
        }
</code> 
inside jQuery.extend function
What version of the product are you using? On what operating system?
jquery-1.4.2; jquery.rte1_2; IE7, Windows XP

Original issue reported on code.google.com by younss...@gmail.com on 14 Apr 2010 at 10:29