[Haskell-cafe] get Scale of window in HOpenGL?

Hi,   I want to move one object to the border of window, then go back to the start point. Does anyone one have an idea to implement it ? Thank you! ___ 好玩贺卡等你发，邮箱贺卡全新上线！

[Haskell-cafe] help :type class?

Does anyone have an idea how to use an instance to list all the functions of type? Thank you!  ___ 好玩贺卡等你发，邮箱贺卡全新上线！ http://card.mail.cn.yahoo.com/___ Haskell-Cafe mailing list