can anyone please explain why i am unable to post in the following Excel Programming / VBA / Macros forum?

I keep getting the following message:

Access to the webpage was denied
You are not authorized to access the webpage at http://www.excelforum.com/newthread....postthread&f=7. You may need to sign in.
HTTP Error 403 (Forbidden): The server refused to fulfill the request.

thanks

Jez