 				scale = 0.01
 			}
 			model.scale = scale
-			let markersBefore = model.markers
+//			let markersBefore = model.markers
 			model.updateRange()
-			let markersAfter = model.markers
+//			let markersAfter = model.markers
 			updateContentInset()
 			
-			if markersBefore != markersAfter {
+//			if markersBefore != markersAfter {
 				collectionView.reloadData()
-			}
+//			}
 			
 			layout.itemSize = computeItemSize()
 			layout.invalidateLayout()

	}
	
	func updateContentInset() {
		let scale = CGFloat(model.lengthOfFullItem)
		let halfWidth = round(bounds.width/2)
		let halfScale = round(scale / 2)
		let inset = halfWidth - halfScale
		collectionView.contentInset = UIEdgeInsets(top: 0, left: inset, bottom: 0, right: inset)
	}
	

	}

	func markColorForIndexPath(indexPath: NSIndexPath) -> UIColor? {
		var index = Int(floor(model.minimumValue)) + indexPath.row
		if model.hasPartialItemBefore {
			index += 1
		}
		if model.markers == 1 {
			return UIColor.blackColor()
		}
