A French judge has ordered

Yahoo!

(YHOO)

to block all French users from buying Nazi memorabilia on its auction site.

The Internet portal must prevent French users from visiting certain auction sites where Nazi books, weapons, badges and uniforms are offered for sale. Reports indicated that Yahoo! has three months to comply with the ruling or start facing fines.

Shares of Yahoo! were recently down $2.50, or 4.9%, to $48.81 in

Nasdaq

trading