is it my computer?

[spywarebanisher]

can anyone else get on starcraft 2 and click on the mothership w/o getting a null page?

 

[freestyler105]

I can access it:
http://www.starcraft2.com/features/protoss/mothership.xml

Try clearing your cache and cookies or using a different browser.

 

[MooseMan1]

I take it you are referring to the website on starcraft 2?

EDIT: I checked it out and it ran fine for me.