10-16-2007: fixed: Semiconductor should have -4 to +4 range of battery voltage-, and put up a dialog for out-of-range entries 10-5-2007: set battery spinner to update model as values are typed 10-5-2007: Updated about dialog to standard version New in 1.00 (4-5-2006) New in 0.05 (4-5-2006) Removed the gate. New in 0.04 (3-21-2006) Removed 3 dopant case. New in 0.02 Fixed the frame to come up at large size at 1024x768. Bugfix: dopant graphics remain draggable after doping a region. Added version to title bar.