TwThemes.toggleInvertShade(): activeInvertShade
This function toggles the invertShade
state of the active theme
(as defined by the tw-themes object).
You can easily wrap this utility into a sophisticated UI control and/or choose to build your own.
API:
+ TwThemes.toggleInvertShade(): activeInvertShade
Parameters: NONE
Return: activeInvertShade - the newly activated invertShade