http://snesbox.com/ you can also play Nes games on there too.
retrouprising.com is an amazing website. i just found it today and it has all the classic games for SNES and NES. I also found vizzed board a good site. Actually a great site without all the annoying ads to to play free classic games is http://www.DasArcade.com
playr.org
playr.org or gbemul.com
Nup
Nope.
Yes, but it's not easy to do so.
8-| Try online Flash games.
funorb.com + miniclip.com
You could try Yahoo games
through the internet
http://snessy.com/
No.