I have left wow, this is no longer under support. Inquire if seriously want to maintain.
Source code and issue reporting can be located at: https://github.com/lownignitus/EasyWarmodeToggle
This is a button frame that allow quickly seeing Warmode state and changing it in your factions capital.
Button will be Red with Faction Icon when Warmode is off, and will be a Green Faction Icon when toggled on. You can size the button and make the button have an alpha setting and mouseover ability.