hello all I make the sample executable very big how could I deduce it thank you _________________________________________________________ Do You Yahoo!? 相见不如聊天!不出门一样面对面！网络摄像头对对派送中~赶快用你的雅虎电邮帐号参与吧…… http://cn.rd.yahoo.com/mail_cn/tag/?http://cn.messenger.yahoo.com/