ddpanel generates javascript error (FF3 / IE7)

[jeroenNN]

1) Script Title: DD Drop Down Panel

2) Script URL (on DD): http://www.dynamicdrive.com/dynamici...pdownpanel.htm

3) Describe problem: The script seems to work, but generates a javascript error. My knowledge about javascript is limited. Can you please help me with this?

Error: pcontent is null
Source File: http://192.168.172.54/js/dddropdownpanel.js
Line: 112

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