Do not register for QUEST_POI_UPDATE or QUEST_LOG_UPDATE in Classic.

diff --git a/TomTom_POIIntegration.lua b/TomTom_POIIntegration.lua
index 288f5ff..b7df590 100755
--- a/TomTom_POIIntegration.lua
+++ b/TomTom_POIIntegration.lua
@@ -139,8 +139,10 @@ local function ObjectivesChanged()
 end

 local eventFrame = CreateFrame("Frame")
-eventFrame:RegisterEvent("QUEST_POI_UPDATE")
-eventFrame:RegisterEvent("QUEST_LOG_UPDATE")
+if not addon.CLASSIC then
+    eventFrame:RegisterEvent("QUEST_POI_UPDATE")
+    eventFrame:RegisterEvent("QUEST_LOG_UPDATE")
+end

 eventFrame:SetScript("OnEvent", function(self, event, ...)
     if event == "QUEST_POI_UPDATE" then
@@ -232,9 +234,11 @@ local function poi_OnClick(self, button)
     SetCVar("questPOI", cvar and 1 or 0)
 end

-hooksecurefunc("QuestPOIButton_OnClick", function(self, button)
-    poi_OnClick(self, button)
-end)
+if not addon.CLASSIC then
+    hooksecurefunc("QuestPOIButton_OnClick", function(self, button)
+        poi_OnClick(self, button)
+    end)
+end

 function TomTom:EnableDisablePOIIntegration()
     enableClicks= TomTom.profile.poi.enable