function(r1, g1, b1, a1, r2, g2, b2, a2)

    local class = UnitClass("target")
    local red, green, blue = 1,1,0

    if class == "Druid" then
        red, green, blue = 0.0,00.0,1.00

    elseif class == "Hunter" then
        red, green, blue = 0.0,0.00,1.00

    elseif class == "Mage" then
        red, green, blue = 0.0,0.00,1.00

    elseif class == "Paladin" then
        red, green, blue = 0.0,0.00,1.00

    elseif class == "Priest" then
        red, green, blue = 0.0,0.00,1.00

    elseif class == "Rogue" then
        red, green, blue = 1.00,1.00,0.0

    elseif class == "Shaman" then
        red, green, blue = 0.0,0.00,1.00

    elseif class == "Warlock" then
        red, green, blue = 0.0,0.00,1.00

    elseif class == "Warrior" then
        red, green, blue = 1.00,0.00,0.00

    end

    return red, green, blue, 1
end