joomla/joomla-cms — pull request #3703 by xillibit (2014-06-01 17:26:28+00:00)
Title: Beez3: when elements aren't found it broke others scripts in the page

How to reproduce the issue :

Unpublish the horizontal menu in the top of the page and then you will have a javascript issue in mootools, the menu that i'am talking is which one is in grey here : http://hpics.li/40d006d