Shortcode to include php file

Include shortcode

function featured_project_short(){
          ob_start();
          //include the specified file
          include(TEMPLATEPATH.'/inc/featured_project.php');
          //assign the file output to $content variable and clean buffer
          $content = ob_get_clean();
          //return the $content
          //return is important for the output to appear at the correct position
          //in the content
          return $content;
}
//register the Shortcode handler
add_shortcode('featured_project', 'featured_project_short');