title: Creating new progress bar and customizing Installer page in innosetup
body: <p><strong>I want to create a new progress bar and customize the installer page a bit.
  Here is what I want in the installing page:</strong></p>
  
  <ul>
  <li>A new progress bar that will show Current file Status(Percentage complete).</li>
  <li>The default progress bar will show overall progress(Percentage complete)</li>
  <li>There will be 2 percentage complete label,one for the overall progress,another for current file progress,They will situated in top of each Progress bar.</li>
  </ul>