vs2008实现的程序，可在客户区移动窗体又可以实现鼠标右键功能-implement in vs2008, not only can move window but also implement right key function

控制台程序实现了右键关闭菜单+关闭按钮不可用+托盘，可以直接继承Tray.cs 类-Right console program implements the Close button to close the menu+ unavailable+ tray, you can inherit directly Tray.cs class

使用键盘上、下、左、右键控制窗体移动(Use the keyboard, down, left, and right keys to control form movement)