// Custom
function Include_my_php($params = array()) {
	extract(shortcode_atts(array('file' => 'default'), $params));
	ob_start();
	include(get_theme_root() . '/' . get_template() . "/$file.php");
	return ob_get_clean();
}
add_shortcode('myphp', 'Include_my_php');

// Add tag for page.

function add_tag_to_page() {
register_taxonomy_for_object_type('post_tag', 'page');
}
add_action('init', 'add_tag_to_page');