Delphi关于文件和文件夹的一些操作，内容详细，最重要的是提供了程序的使用说明（网页形式），非常值得下载。-Delphi files and folders on a number of operations and detailed, the most important is to provide the program instructions (web forms), well worth downloading.

BalloonHint组件，在Delphi2010中提供了，但在Delphi2007中却没有提供。本人从D2010中抠出来，略作修改，使之适应于D2007，希望大家喜欢。-BalloonHint components, in the Delphi2010 provided, but does not provided in the Delphi2007. I pull out from the D2010, slightly modified to adapt them to D2007, I