All the sources codespage 25

//Global definitions.
//Joomla framework path definitions.
$parts = explode(DIRECTORY_SEPARATOR, JPATH_BASE);

//Defines.
define('JPATH_ROOT',			implode(DIRECTORY_SEPARATOR, $parts));

/// <summary>
/// Does the file exist?
/// </summary>
/// <param name="path"></path>
/// <returns></returns>
public static bool exists(String path)
{
   return File.Exists(path);
}

<!-- CODE NEEDED TO MAKE ALERT BOXES WORK -->
<script type="text/javascript">
function alertUser(msg) {
    alert(msg);
}
</script>