1echo('<button type="submit">Your Text</button>');
2/*
3should about do it for you...it's just a submit button, nothing
4special. It's generated by post_submit_meta_box(), specifically
5submit_button( __( 'Publish' ), 'primary', 'publish', false,
6array( 'tabindex' => '5', 'accesskey' => 'p' ) );.
7*/