JQuery animation flicker on iPad

When using the mmenu with a fixed position header on iPad, and the screen has been scrolled down a bit, the screen has an annoying flicker when expanding and closing the menu.

http://stackoverflow.com/questions/19181776/how-to-stop-the-screen-from-flickering-right-before-jquerys-animate-executes

https://github.com/woothemes/FlexSlider/issues/45

http://outof.me/fixing-flickers-jumps-of-jquery-mobile-transitions-in-phonegap-apps/

http://blogs.bytecode.com.au/glen/2011/07/14/eliminating-annoying-flicker-transitions-with.html

http://juicebox.net/forum/viewtopic.php?id=839

#juncotodo - #jquery - #menu