silverlight 聊天室 如需使用截屏功能 ，请用类似 regsvr32.exe D:\Desktop\release\Client\ocx\QQCaptureProj.ocx 先对activeX进行注册-silverlight chat rooms for the use of screen capture feature, a similar regsvr32.exe D: \ Desktop \ release \ Client \ ocx \ QQCaptureProj.oc