Conflict between UF and Widget Ninja

Hi,

I am using "Widget Ninja" plugin for adding condition for sidebar in widget,

http://widget-ninja.webfactoryltd.com/

but due to "ultimate facebook" plugin , it frozen widget area , i am not able to drag and drop and also open sidebar in widget.

And when i deactived "Ultimate facebook" plugin , "Widget Ninja" plugins work.

I need both plugins.

I am not more sure regarding reason , but may be jquery conflict.

So please tell me which js of "Ultimate facebook" plugin generate this problem.

Regards