Salpakan Online or the GG Online.
GG online not the GG Arena of DOTA game, it is the Game of the Generals board game and web developers develop it online.
The site was made by a pinoy (filipino) developer, in a form of JAVA Applet and you need a java plugin in your browser in order to play. This is
game is free and it's on OBT or Open Beta Testing stage. Help them make this project better.
Registration is free, just go here