JavaScript can use Java methods, variables, classes, and packages directly. Java can call native methods to export low-level functionality. JavaScript can call native methods through Java. Although no direct communication can occur between JavaScript and native methods, JavaScript can communicate with native methods through Java. When an unknown MIME type comes over the stream, Navigator checks for that type in the header.
Navigator also gives the window handle to the plug-in so that it can draw in the Navigator window.
When downloading a file from a Web server, Navigator receives a MIME type, which it will use to choose the plug-in. When SRC refers to a local file, there is no MIME type information, so Navigator has to fall back on the extensions that plug-ins have registered for. Open a new project workspace. Select MFC AppWizard dll. Name the project.