<p class="send_edit_msg">
<?!("COND:SUBST", 1, "RCPTREQUIRED")><input type="submit" name="send_button" value="<?_("Send message")>"><?!("X", 1)>
<p class="send_edit_msg">
<?!("COND:SUBST", 1, "RCPTREQUIRED")><input type="submit" name="send_button" value="<?_("Send message")>"><?!("X", 1)>