function my_excerpt($excerpt_length = 55, $id = false, $echo = true) {

    $text = '';

	  if($id) {
	  	$the_post = & get_post( $my_id = $id );
	  	$text = ($the_post->post_excerpt) ? $the_post->post_excerpt : $the_post->post_content;
	  } else {
	  	global $post;
	  	$text = ($post->post_excerpt) ? $post->post_excerpt : get_the_content('');
    }

		$text = strip_shortcodes( $text );
		$text = apply_filters('the_content', $text);
		$text = str_replace(']]>', ']]>', $text);
	  $text = strip_tags($text);

		$excerpt_more = ' ' . '[...]';
		$words = preg_split("/[\n\r\t ]+/", $text, $excerpt_length + 1, PREG_SPLIT_NO_EMPTY);
		if ( count($words) > $excerpt_length ) {
			array_pop($words);
			$text = implode(' ', $words);
			$text = $text . $excerpt_more;
		} else {
			$text = implode(' ', $words);
		}
	if($echo)
  echo apply_filters('the_content', $text);
	else
	return $text;
}

function get_my_excerpt($excerpt_length = 55, $id = false, $echo = false) {
 return my_excerpt($excerpt_length, $id, $echo);
}