-------------------------------------------------------------------------------
local function IterateUnitButtons( name )
	local unitid = UnitInRaid( name )
	if unitid == nil then return end
	unitid = "raid" .. unitid

	local frame = nil

	return function()

		while true do

			frame = EnumerateFrames( frame )
			if frame == nil then return end

			if frame:GetAttribute( "unit" ) == unitid
			   and frame:GetScript( "OnClick" ) == SecureUnitButton_OnClick then

				return frame
			end
		end
	end
end