How to view html files

Question

Hi,
i had created a frame with a button..now i need to execute a html file not inside the frame, but in a web browser on click of the button how to do....

Answer 1

private void openURL(String url) {
          String osName = System.getProperty("os.name");
          final String errMsg = "Error attempting to launch web browser";
          try {
               if (osName.startsWith("Mac OS")) {
                    Class fileMgr = Class.forName("com.apple.eio.FileManager");
                    Method openURL = fileMgr.getDeclaredMethod("openURL", new Class[] {String.class});
                    openURL.invoke(null, new Object[] {url});
               else if (osName.startsWith("Windows"))
                    Runtime.getRuntime().exec("rundll32 url.dll,FileProtocolHandler " + url);
               else {
                    //assume Unix or Linux
                    String[] browsers = { "firefox", "opera", "konqueror", "epiphany", "mozilla", "netscape" };
                    String browser = null;
                    for (int count = 0; count < browsers.length && browser == null; count++)
                         if (Runtime.getRuntime().exec(new String[] {"which", browsers[count]}).waitFor() == 0)
                              browser = browsers[count];
                    if (browser == null)
                         throw new Exception("Could not find web browser");
                    else
                         Runtime.getRuntime().exec(new String[] {browser, url});
          } catch (Exception e) {
               JOptionPane.showMessageDialog(null, errMsg + ":\n" + e.getLocalizedMessage());
     }