A while back I asked about adding special sigs to posts. Someone told me how but now with the update to 6.5, all is gone. I cant remember who it was but they even made it so they couldent use an .exe file within the code.
here is a sample of what they want to put. but even with html enabled it dont show correctly.
<a href="http://www.spreadfirefox.com/?q=affiliates&id=0&t=83"><img border="0" alt="Get Firefox!" title="Get Firefox!" src="http://www.spreadfirefox.com/community/images/affiliates/Buttons/80x15/white_2.gif"/></a>