                     clearTimeout(nextTimeout)
                 , anm.delay + anm.duration
 
+                this._lastTimePlayed = new Date()
             # no more stacked animations
             else
                 this._step = -1

        return this

    Moon.fn = Moon.prototype =
        # config object
        config:
            duration: 1000


            # if not, try to find the prefix
            for pre in Moon.fn._vendorPrefixes
                property = Moon.fn._camelize(pre + prop)
                if document.documentElement.style[property]?
                    Moon.fn._prefixes[prop] = property
                    return property
