fox.lua

-- use this lib: http://www.curse.com/addons/wow/utf8
-- defaults to ASCII-only lower if not present

local lower = string.utf8lower or string.lower
local function fullIDbyname(itemname)
  itemname = lower(itemname)
  for bag = 0,4 do
    for slot = 1,GetContainerNumSlots(bag) do
      if lower(GetContainerItemLink(bag,slot)) == itemname then
        return bag,slot
      end
    end
  end
end