23333986 eb5f0b71493bf23377d35369dced971a puremathja http://gravatar.com/puremathja puremathja http://2.gravatar.com/avatar/eb5f0b71493bf23377d35369dced971a http://2.gravatar.com/avatar/eb5f0b71493bf23377d35369dced971a thumbnail Soruth Kuntikul Soruth Kuntikul puremathja krusonarak@hotmail.com true