Can play v2 online for http://www.thewayoftheninja.org/nv2.html.
Or for less laggy browser stuff just download the game and play offline.
http://www.thewayoftheninja.org/n_downloads.html
Uhh that fullscreen url didn't work for me and my school's filter won't let the game load unless it's fullscreen :( Can someone post a working url for me?
 "N (Official Web Version)"){kind=icon}
 "Transformice"){kind=icon}
 "Fancy Pants Adventure: World 2"){kind=icon}