Net battle is a pokemon game for your P.C. used to conduct pokemon battles via the web.
To get it, click this link:
http://www.tvsian.info/netbattle/download.htm
you may also need Microsoft AppLocale:
http://www.microsoft.com/downloads/details.aspx?FamilyId=8C4E8E0D-45D1-4D9B-B7C0-8430C1AC89AB&displaylang=en
Hope you enjoy ned battles.