引入js文件

<!-- JavaScript -->
<script src="js/jquery.min.js"></script>
<!-- sea.js 关联 yuegong.js、househighcharts.js、alert.js、lazyload.js、jquery.last.js和alert.css-->
<script src="js/sea.js" type="text/javascript"></script>
<!-- CSS3，Media Query向下兼容IE6-IE8 -->
<!--[if lte IE 8]>
<script src="js/respond.min.js"></script>
<![endif]-->