You can add context sensitive help to any field within your Web application so that when a user presses the F1 key while a field has the focus, a help topic specific to that field is displayed. Follow the steps below to add F1 context sensitivity to fields within your Web application.
1. Open a page (such as a login form) of your web application using an HTML editor such as Visual Studio or a text editor such as Windows Notepad. This is an example of a simple login form.