Khan/khan-exercises — Issue #5915:  - code.visible = false
Author: KhanBugz
Created: 2011-11-09 22:09:07+00:00
State: open
Labels: ie8, ie9, win7

The excersizes have code which doesn't display the problems and choices

[subtraction_1.html?seed=76&problem=0](http://sandcastle.khanacademy.org/media/castles/Khan:master/exercises/subtraction_1.html?seed=76&problem=0&debug)

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Mozilla/4.0 (compatible; MSIE 8.0; Windows NT 6.1; WOW64; Trident/5.0; SLCC2; .NET CLR 2.0.50727; .NET CLR 3.5.30729; .NET CLR 3.0.30729; Media Center PC 6.0; HPNTDF; .NET4.0C; .NET4.0E; BRI/1)

MathJax is loaded, ready, queue length: 2