// Add Quicktags function custom_quicktags() { if ( wp_script_is( 'quicktags' ) ) { ?> <script type="text/javascript"> QTags.addButton( 'special_quote', 'quote', '', '', 'b', 'Special Quote', 1 ); </script> <?php } } add_action( 'admin_print_footer_scripts', 'custom_quicktags' );