diff -r 49db7a78c2bd -r bf314b2258b3 share/hedgewars/Data/Missions/Campaign/A_Space_Adventure/global_functions.lua
--- a/share/hedgewars/Data/Missions/Campaign/A_Space_Adventure/global_functions.lua	Mon Aug 26 06:23:19 2013 +0300
+++ b/share/hedgewars/Data/Missions/Campaign/A_Space_Adventure/global_functions.lua	Tue Aug 27 01:25:46 2013 +0300
@@ -50,3 +50,18 @@
 	end
 	return status
 end
+
+function initCheckpoint(mission)
+	local checkPoint = 1
+	if GetCampaignVar("CurrentMission") ~= mission then
+		SaveCampaignVar("CurrentMission", mission)
+		SaveCampaignVar("CurrentMissionCheckpoint", 1)
+	else
+		checkPoint = tonumber(GetCampaignVar("currentMissionCheckpoint"))
+	end
+	return checkPoint
+end
+
+function saveCheckpoint(cp)
+	SaveCampaignVar("CurrentMissionCheckpoint", cp)
+end