If sortable is called with the smooth option set to false, the following exception occurs:
this.parentNode has no properties
file:///C:/trunk/jquery/src/core.js
Line 1271
Example code:<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> <html> <head> <title>test</title> <script type="text/javascript" src="../scripts/jquery-1.2.1.js"></script> <script type="text/javascript" src="../scripts/jquery-ui.js"></script> </head> <body> <ul id="faqlist"> <li>abc</li> <li>def</li> <li>ghi</li> </ul> <script type="text/javascript"> $('#faqlist').sortable({ smooth: false }); </script> </body> </html>