{
URL url = _file.toURI().toURL();
FileViewerFactory factory = FileViewerFactory.getInstance();
HtmlViewerSheet viewer = factory.getViewer(_app.getMainFrame(), url);
viewer.setVisible(true);
viewer.toFront();
viewer.requestFocus();
}
catch (IOException ex)
{
final String msg = s_stringMgr.getString("ViewFileCommand.error.reading" + _file.getAbsolutePath());