id aCell = nil;
int activeCount = 0;
NSColor *onColor = [NSColor whiteColor];
- NSColor *offColor = [NSColor colorWithCalibratedWhite:0.0 alpha:0.50];
+ NSColor *offColor = [NSColor colorWithCalibratedWhite:0.15 alpha:0.50];
NSMatrix *volMatrix = [[[NSMatrix alloc] initWithFrame:dataRect
mode:NSHighlightModeMatrix
cellClass:NSClassFromString(@"ITTextFieldCell")