What browser are you using? Have you updated it recently? If so, did you restart your computer?
Try doing a hard refresh: Hold down the Shift button and the R key at the same time.
Also, delete all your temporary internet files.
Make sure you are going directly to
Http://www.chickensmoothie.com and not anything else. (Like you have it in a frame from another site or something.)
Um, yeah, that's all I can think of.

I don't think deleting your cookies would really do anything one way or another, so, yep.