I get to enter a subject but the next page to type the message has...
You actually enter the subject and the message on the same page. The component that is used to enter messages needs a bit of time to download.
Do you have high-speed internet connection?
What browser are you using?
I can't find the pins used for the CF interface
Do you mean SD interface? Anyways, please try to post the question on tinyclr.com again