mathiasbynens/jquery-placeholder — pull request #99 by roasm (2012-11-06 18:24:54+00:00)
Title: Fixed IE9 error when accessing from an iframe.

This pull request includes the changes in https://github.com/mathiasbynens/jquery-placeholder/pull/87

I just included the try/catch block around the other reference to document.activeElement that causes the Unspecified Error in IE9 iframes.