code: function () {
  			var _ns = this
  			if (!this.isReady) {
  				this.$elem = $(this.html).appendTo(gearbox.dom.$body)
  				this.isReady = true
  				var elem = this.$elem[0]
  				this.offsetParent = document.documentElement
  				gearbox.dom.$win.on('resize', function () {
  					if (_ns.isVisible) _ns._pos()
  				})
  			}
  		}
docs: util