cache =	
	get: (object, isFunction, selector, isMultiChoice)->
		if isFunction
			return boundInstances[object._sb_ID]
		else
			# simplyimport:if BUNDLE_TARGET = 'browser'
			if isMultiChoice and object[0]._sb_map
				sampleItem = boundInstances[ object[0]._sb_map[selector] ]
				
				return sampleItem.groupBinding if sampleItem.groupBinding
			# simplyimport:end

			if object._sb_map and object._sb_map[selector]
				return boundInstances[ object._sb_map[selector] ]


	set: (B, isFunction)-> # B ==== Binding Object
		if isFunction
			defineProperty B.object, '_sb_ID', {'configurable':true, 'value':B.ID}

		else
			selector = B.selector

			if B.object._sb_map
				B.object._sb_map[selector] = B.ID
			else
				propsMap = {}
				propsMap[selector] = B.ID
				
				defineProperty B.object, '_sb_map', {'configurable':true, 'value':propsMap}
		return