MPG Calculator!
Download and save to Desktop. Unzip the files; right-click and select scan for virus, then select setup. After installation, look for the program icon named mpg from the Start button Programs menu.
Highlight the icon, right-click to select the Send To 
Desktop (create shortcut) for easy access. Any text entered into the text box will vanish after the program is closed. The up or down arrow keys allow scrolling through the text box. If you decide you no longer want the program after installation, it must be uninstalled through Windows™ Add or Remove Programs.
Download Instructions
Click the picture to download the software. Save it to your desktop and look for mpg/public.zip. You will receive a warning, Unknown Publisher. The program is safe to install after scanning the file with an up-to-date antivirus program.
You may download the zip file (251 KB zipped). Contact Sharon Solesbee with any questions or comments. Instructions and License are available.