reset all
Demo 1: Show div, then set focus [Fails]
Show div, then set focus
Click me a second time. It works.
Demo 2: Show div, then set focus [Workaround]
Show div, then set focus
Demo 3: Enable element, then set focus [Success Unexpected!?]
Enable element, then set focus
related work blogged here: http://goo.gl/4rdZa