Ok so a little help here:

Game Helpers - WOW
- New Macro Set
- - New Macro
- - - LOOT
- - - - /run CloseLoot() /use Loot-A-Rang - (two lines post is changing the format)
- - - - - Hotkey ALT-Z
- - - - - - Button Name LOOT - (just create an empty macro button named LOOT?)