Function to bring a window to top of screen with .net and csharp (.net "bringwindowtotop" function sometimes fails)

一个比较隐蔽的小说阅读器。上班的时候阅读不容易被人发现。窗口半透明，顶层，隐蔽。-A more subtle fiction reader. Work when reading is not easy to be found. Translucent window, the top.