[jQuery] listmenu plugin: content jumps

Hi
With the following code the content jumps at page load, just press f5.
Can this be prevented?
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://
www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
             <title></title>
             <link rel="stylesheet" type="text/css" href="css/listmenu.css" />
             <script type="text/javascript" src="js/jquery.js"></script>
             <script type="text/javascript" src="js/jquery.listmenu.js"></
script>
</head>
<body>

Pellentesque habitant morbi tristique senectus et netus et
malesuada fames ac turpis egestas. Vestibulum tortor quam, feugiat
vitae, ultricies eget, tempor sit amet, ante. Donec eu libero sit amet
quam egestas semper. Aenean ultricies mi vitae est. Mauris placerat
eleifend leo. Quisque sit amet est et sapien ullamcorper pharetra.
Vestibulum erat wisi, condimentum sed, commodo vitae, ornare sit amet,
wisi. Aenean fermentum, elit eget tincidunt condimentum, eros ipsum
rutrum orci, sagittis tempus lacus enim ac dui. Donec non enim in
turpis pulvinar facilisis. Ut felis.

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Topic Participants
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[jQuery] listmenu plugin: content jumps

[jQuery] listmenu plugin: content jumps

Topic Participants

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