Using IE8 it does not seem to be possible to post new messages to the developer board.
Anyone having the same problem? If so please fix.
I get the following error when posting on the http://community.salesforce.com/t5/forums/postpage/board-id/general_development
Request Entity Too Large
The requested resource
does not allow request data with POST requests, or the amount of data provided in the request exceeds the capacity limit.