小程序可实现对文件的加密，通过密码验证后才可以打开文件， 建立容器面板, 并新建输入密码标签，再新建密码验证标签，然后注册事件监听器，来实现事件监听器-small procedure of the document can be encrypted, password verification before they can open the file, the establishment of containers panel Enter the password and new labels