vb制作的屏幕保护程序，程序运行后背景是黑色的，随机的由上至下落下小星星，键盘或鼠标动作后，程序自动结束。-vb produced a screen saver, the program running the background is black, random star fall from top to bottom, the keyboard or mouse action, the program automatically end.

屏幕保护、 星星样式的、 欢迎下载、-Screen saver, star-style welcome to download