大华摄像头web端的二次开发，解压包里面含有插件，双击运行demo.html文件即可，输入摄像头地址及账号密码，便可实时查看监控信息(The second development of the web end of Dahua Camera, which contains plug-ins in the decompression package, can double-click on the demo.html file, inpu