 		valueInvalid: 'slider value must be between options.min and options.max'
 		positionInvalid: 'slider position must be between 0 and 1'
 
+	@polling: 
+		timeout: null
+		
+		interval: 1931
+		
+		start: -> 
+			if not @timeout?
+				@timeout = setInterval ->
+					Slider.instances.map (slider) -> 
+						if slider.options.poll and not slider.transitioning and not slider.dragging
+							slider.position slider.position()
+				, @interval
+		
+		stop: -> clearInterval(@timeout) if @timeout?
+
+
 	@defaults:
 		min: 0
 		max: 1

		warnings: true
		orientation: 'horizontal'
		transitionDuration: 350

	@instances: []


					startOffset = @offset.clone()
					_.removeClass @slider.element, 'transition'
					_.addClass @slider.element, 'dragging'
					@slider.dragging = true

				window.addEventListener _.moveEvent, (e) =>
					if start?
