Help with the mac app store.

[Thomas]

Im trying to buy the new mac operating system os lion but i can't since i can't get onto the mac app store it just stays like this:
http://img594.imageshack.us/img594/7739/screenshot20110801at130.png (http://imageshack.us/photo/my-images/594/screenshot20110801at130.png/)

Is there anything i can do?

[Recursion]

Wait a few minutes and try again.

[Thomas]

Wait a few minutes and try again.

its never worked for the whole time i've had my mac (4-5 months)

[triston220]

Have you checked that it's not opened in the dock without making itself the active window?