   = "2.2.1",  # Old versions of R
  privilege   = "high",   # Admin only installation
  default_dir = "pf")     # Install app in to Program Files</code></pre>
<p><code>create_app</code> passes its arguments to most of the other support functions in RInno. You can (and probably should) specify most things there and they will get passed on. Alternatively, you can provide instructions directly to those support functions like this:</p>
<pre><code># Copy installation scripts (JavaScript, icons, infobefore.txt, 