I've checked your site and found out that the Editor CodeMirror that causing the issue. I've changed the Editor to TinyMce and it is working now: http://screencast.com/t/Asp1iNBBXai . Please give it a try.
You are most welcome. Glad to hear that your issue has been resolved now.
As a gentle reminder, kindly start a new thread if you have any other issue in the future so it will be easier for us to manage your inquiry. I will lock and mark this thread as resolved.