mozilla/mozmill-dashboard — pull request #78 by andreieftimie (2014-01-03 13:57:55+00:00)
Title: Use CSS to show submenus instead of JS, and disable any animation (#77)

Moved the hide/show logic for the submenu from JS to the CSS.
And removed any animations.

This makes it faster and more robust.

@whimboo or @davehunt please have a look.
Thanks