Redraws the active window with different quality settings.  Not available because these options are only relevant to screens with 256 or more colors.

Redraws the active window with dithering turned off.

Toggles dithering on or off for the active window.  Not available because dithering is unnecessary in the active window.

Redraws the active window with dithering turned on.

Redraws the active window using an optimal color set, calculated by JPEGView using a two-pass color reduction scheme.  Checked because these are the current colors for the active window.

Redraws the active window using an optimal color set.  Not available because an optimal color set is only useful for images with Thousands or more colors drawn on screens with only 16 or 256 colors available.

Redraws the active window using the colors stored in the image data.  Redraws the active window using an optimal color set, calculated by JPEGView using a two-pass color reduction scheme.

Redraws the active window using the colors stored in the image data.  Not available because no such colors were found.

Redraws the active window using the colors stored in the image data.

Redraws the active window using an evenly-spaced set of grays.  Checked because these are the current colors for the active window.

Redraws the active window using an evenly-spaced set of grays.  Not available because only windows on screens with 256 or fewer colors can be forced into grayscales.

Redraws the active window using an evenly-spaced set of grays.

Redraws the active window using the standard set of colors that are available in the Finder.  Checked because these are the current colors for the active window.

Redraws the active window using the standard set of colors that are available in the Finder.  Not available because only windows on screens with 16 or more colors can use these colors.

Redraws the active window using the standard set of colors that are available in the Finder.

This item is not available because there is a dialog box on the screen.

Colors menu

This menu is not available because there is a dialog box on the screen.

Colors menu

This menu is not available because the active window does not contain an image.

Colors menu

Use this menu to select a new set of display colors, or to control the dithering or quality of an image.