图片预览

  mag.previewImage({
                current:'http://www.cnr.cn/picture/pic/yc/20150708/W020150708357502301454.jpg',
                pics:['http://news.cnr.cn/native/pic/20150707/W020150707229767549596.jpg','http://www.cnr.cn/picture/pic/yc/20150708/W020150708357502301454.jpg'],
                picend:{url:'图片地址',jump_url:'跳转连接'}
              });