禁止客户端同时打开多个实例，在FLASH网络游戏中，可以有效防止多开。,At the same time, the prohibition of the client to open multiple instances, in the FLASH online games, you can effectively prevent more open.

flex实现的上传多个附件的实例，代码完整。是实践flex功能的完美学习实例。-Multiple attachments to upload flex realize the examples, code complete. Is the practice and perfect functions flex study examples.

Flex+ArcGis的开发，点、线的描绘，里面有多个实例。可以直接运行.-Flex+ ArcGis development, points, lines depicted, there are multiple instances. Can be directly run.