點擊關閉按鈕時出現錯誤，沒看懂什么意思~~~

代碼附上

//?JavaScript?Document
(function($){
	//定義變量
	var?container?=?$('.container');
	var?box?=?$('.box');
	var?buddy?=?$('.buddy');
	var?pop?=?$('.pop');
	var?open?=?$('.btn');
	var?close?=?$('.close');
	var?imgs?=?pop.find('img');
	//定義由下而上進入的動畫
	$.Velocity.RegisterUI('Carrie.slideUpIn',{
		defaultDuration:500,
		calls:[
			[{opacity:[1,0],translateY:[0,100]}]
		]
	});
	//定義由上而下退出的動畫
	$.Velocity.RegisterUI('Carrie.slideDownOut',{
		defaultDuration:300,
		calls:[
			[{opacity:[0,1],translateY:[100,0]}]
		]
	});
	//定義圖片由小變大進入的動畫
	$.Velocity.RegisterUI('Carrie.scaleIn',{
		defaultDuration:300,
		calls:[
			[{opacity:[1,0],scale:[1,0.3]}]
		]
	});
	//定義圖片由大變小退出的動畫
	$.Velocity.RegisterUI('Carrie.scaleOut',{
		defaultDuration:300,
		calls:[
			[{opacity:[0,1],scale:[0.3,1]}]
		]
	});
	//定義box出現的場景動畫
	var?seqInit?=?[{
		elements:container,
		properties:'Carrie.slideUpIn',
		options:{
			delay:300
		}
	},{
		elements:box,
		properties:'Carrie.slideUpIn',
		options:{
			sequenceQueue?:false
		}
	},{
		elements:buddy,
		properties:'Carrie.slideUpIn',
		options:{
			sequenceQueue:false,
			delay:60
		}
	}];
	//定義box退出，pop出現的場景
	var?seqClick?=?[{
		elements:container,
		properties:'Carrie.slideDownOut',
	},{
		elements:box,
		properties:'Carrie.slideDownOut',
		options:{
			sequenceQueue?:false
		}
	},{
		elements:container,
		properties:'Carrie.slideUpIn',
	},{
		elements:pop,
		properties:'Carrie.slideUpIn',
	},{
		elements:imgs,
		properties:'Carrie.scaleIn',
		options:{
			sequenceQueue?:false
		}
	}];
	//定義pop退出，box出現的場景
	var?seqClose?=?[{
		elements:imgs,
		properties:'Carrie.scaleout',
	},{
		elements:container,
		properties:'Carrie.slideDownOut',
	},{
		elements:pop,
		properties:'Carrie.slideDownOut',
		options:{
			sequenceQueue?:false
		}
	},{
		elements:container,
		properties:'Carrie.slideUpIn',
	},{
		elements:box,
		properties:'Carrie.slideUpIn',
	}];
	
	$.Velocity.RunSequence(seqInit);
	
	open.on('click',function(){
		$.Velocity.RunSequence(seqClick);
	})
	
	close.on('click',function(){
		$.Velocity.RunSequence(seqClose);
	})
	
})(jQuery);

老師幫忙看一下哪里出錯了~~~