Index: lams_central/src/flash/org/lamsfoundation/lams/authoring/GateActivity.as
===================================================================
diff -u -r9bef1de27d0d527d75191115a535bc2c4311ade9 -rfd426d914d439fdcd5bc30a7160f50bd35ccf5c3
--- lams_central/src/flash/org/lamsfoundation/lams/authoring/GateActivity.as	(.../GateActivity.as)	(revision 9bef1de27d0d527d75191115a535bc2c4311ade9)
+++ lams_central/src/flash/org/lamsfoundation/lams/authoring/GateActivity.as	(.../GateActivity.as)	(revision fd426d914d439fdcd5bc30a7160f50bd35ccf5c3)
@@ -8,22 +8,28 @@
 */
 class GateActivity extends Activity{
 	
-	private var _gateActivityLevelID:Number;
-	private var _gateEndDateTime:Date;
-	private var _gateEndTimeOffset:Number;
-	private var _gateOpen:Boolean;
-	private var _gateStartDateTime:Date;
-	private var _gateStartTimeOffset:Number;
+	private static var GATE_ACTIVITY_LEVEL_LEARNER = 1;
+	private static var GATE_ACTIVITY_LEVEL_GROUP = 2;
+	private static var GATE_ACTIVITY_LEVEL_CLASS = 3;
+
 	
+	private var _gateActivityLevelID:Number; 	// defaults to learner for 1.1
+	private var _gateStartTimeOffset:Number;	//the no. mins after the start of lesson that this gate will open
+	private var _gateEndTimeOffset:Number;		//the no. mins after the sart that this gate will close again (optional)
+	private var _gateOpen:Boolean;	
 	
+	private var _gateEndDateTime:Date;			// not used - now only off set
+	private var _gateStartDateTime:Date;		// not used - now only off set
 	
 	
-	
-	
 
-	function GateActivity(activityUIID:Number, activityTypeID:Number, activityCategoryID:Number, learningLibraryID:Number,libraryActivityUIImage:String, gateActivityLevelID:Number){
-		super(activityUIID, activityTypeID, activityCategoryID, learningLibraryID,libraryActivityUIImage);
-		_gateActivityLevelID = gateActivityLevelID;
+	function GateActivity(activityUIID:Number,activityTypeID){
+		super(activityUIID);
+		_activityTypeID = activityTypeID;
+		//defaults to class
+		_gateActivityLevelID = GATE_ACTIVITY_LEVEL_LEARNER;
+		_activityCategoryID = CATEGORY_SYSTEM;
+		_groupingSupportType = GROUPING_SUPPORT_OPTIONAL;
 	}
 	
 	/**