 		// from AS, just call addBead()
 		public var beads:Array;
 		
-		private var strand:Vector.<IBead>;
+		private var _beads:Vector.<IBead>;
 		public function addBead(bead:IBead):void
 		{
-			if (!strand)
-				strand = new Vector.<IBead>;
-			strand.push(bead);
+			if (!_beads)
+				_beads = new Vector.<IBead>;
+			_beads.push(bead);
 			if (bead is IBeadModel)
 				_model = bead as IBeadModel;
 			bead.strand = this;

		
		public function getBeadByType(classOrInterface:Class):IBead
		{
			for each (var bead:IBead in strand)
			{
				if (bead is classOrInterface)
					return bead;

		
		public function removeBead(value:IBead):IBead	
		{
			var n:int = _beads.length;
			for (var i:int = 0; i < n; i++)
			{
				var bead:IBead = _beads[i];
				if (bead == value)
				{
					_beads.splice(i, 1);
					return bead;
				}
			}
