* Add support for the tooltip attribute

diff --git a/NinjaPanel.lua b/NinjaPanel.lua
index b08eff2..e45b2d2 100644
--- a/NinjaPanel.lua
+++ b/NinjaPanel.lua
@@ -180,7 +180,17 @@ function NinjaPanel:UpdatePlugin(event, name, key, value, dataobj)
 		self:UpdateButtonWidth(button)
 	elseif key == "icon" then
 		button.icon:SetTexture(value)
-	-- TODO: Clean this up
+	elseif key == "tooltip" then
+		-- This means we have a custom frame to be displayed so we must handle the
+		-- showing/hiding and anchoring
+		button:SetScript("OnEnter", function(self)
+			value:ClearAllPoints()
+			value:SetPoint("TOPLEFT", button, "BOTTOMLEFT", 0, 0)
+			value:Show()
+		end)
+		button:SetScript("OnLeave", function(self)
+			value:Hide()
+		end)
 	elseif key == "OnTooltipShow" and type(value) == "function" then
 		button:SetScript("OnEnter", Button_OnEnter)
 		button:SetScript("OnLeave", Button_OnLeave)