Web类实现HTTP协议的大部分功能，支持windows密码验证，可GET或POST，通过WEB类可以让您的软件联上Internet，提供了几个非常有用的函数，如OpenURL,Excute等。-Web class implements most of the functionality of the HTTP protocol, support windows password authentication, can GET or POST, you can make your software by WEB class together on the Internet, provides several useful functions, such as OpenURL, Excute so on.