add a few comments

AtlasLoot/Core/AtlasLoot.lua

@@ -532,7 +532,7 @@ function AtlasLoot_ShowItemsFrame(dataID, dataSource, boss, pFrame)
 	-- Hide the Filter Check-Box
 	AtlasLootFilterCheck:Hide();
 	
-	-- 
+	-- Updates AtlasLoot_Lastboss if your in a main loot table
 	if AtlasLoot_Hold == false then
 		AtlasLoot_Lastboss = dataID;
 	end
@@ -1116,6 +1116,7 @@ function AtlasLoot_NavButton_OnClick()
 		--Fallback for if the requested loot page is a menu and does not have a .refresh instance
 		AtlasLoot_ShowItemsFrame(this.lootpage, "", "", AtlasFrame);
 	end
+	-- Lets AtlasLoot_Lastboss be updated after going back to main table
 	AtlasLoot_Hold = false;	
 end
 

AtlasLoot/Core/LootButtons.lua

@@ -264,6 +264,7 @@ function AtlasLootItem_OnClick(arg1)
                 AtlasLoot_ShowItemsFrame(dataID, dataSource, AtlasLoot_TableNames[dataID][1], AtlasLootItemsFrame.refresh[4]);
             end
         elseif (arg1=="LeftButton") and this.sourcePage ~= nil then
+            --Holds AtlasLoot_Lastboss so back button works
             AtlasLoot_Hold = true;
             AtlasLoot_ShowBossLoot(this.sourcePage, this.sourcePage, pFrame);
         end