=f||(n.cssNumber[c]?"":"px")},cur:function(){var a=Kb.propHooks[this.prop];return a&&a.get?a.get(this):Kb.propHooks._default.get(this)},run:function(a){var b,c=Kb.propHooks[this.prop];return this.pos=b=this.options.duration?n.easing[this.easing](a,this.options.duration*a,0,1,this.options.duration):a,this.now=(this.end-this.start)*b+this.start,this.options.step&&this.options.step.call(this.elem,this.now,this),c&&c.set?c.set(this):Kb.propHooks._default.set(this),this}},Kb.prototype.init.prototype=...