One of the ways a program can grab the user's attention is by flashing its title bar. In Visual Basic there isn't an easy way to make this happen. However, Visual Basic does allow you to call Windows API functions directly. Specifically we can call the FlashWindow Win32 API which does exactly what we want. This program demonstrates how to do this. If you would like a step by step example you shoud check out this tutorial: Using the FlashWindow API to get the users attention .