nope, sorry.
the prefix "http://" seems to bypass the hosts files settings.

If you screw around enough and find a workaround, I'd be glad as hell to hear it.

As far as why Id redirect someone Im trying to prevent from meeting psychos (through myspace) to goatse goes ... Im under the impression that 2 or * good views of that would stop anyone in their *****s from trying again if the first one didnt.
Kind of the same principal as electro-shock "therapy"

myspace.com .... redirects to....
hmm, wtf!
/tries again.... =
"MOM! The Internet is broken!"