ass for all visual components,
      both interactive and noninteractive. Interactive components are defined
      as components that receive user input such as keyboard or mouse activity.
     Noninteractive components are used to display data; they do not respond
     to user interaction. The ProgressBar and UILoader components are examples
      of noninteractive components.
           <p>The Tab and arrow keys can be used to move focus to and over an interactive component;
      an interactive component