Warning: Declaration of Custom_Walker_Nav_Menu::start_lvl(&$output, $depth) should be compatible with Walker_Nav_Menu::start_lvl(&$output, $depth = 0, $args = NULL) in /www/wp-content/themes/yon-ka/classes.php on line 5 Warning: Declaration of Custom_Walker_Nav_Menu::end_lvl(&$output, $depth) should be compatible with Walker_Nav_Menu::end_lvl(&$output, $depth = 0, $args = NULL) in /www/wp-content/themes/yon-ka/classes.php on line 10 Warning: Declaration of Custom_Walker_Nav_Menu::start_el(&$output, $item, $depth, $args) should be compatible with Walker_Nav_Menu::start_el(&$output, $item, $depth = 0, $args = NULL, $id = 0) in /www/wp-content/themes/yon-ka/classes.php on line 15 Warning: Declaration of Custom_Walker_Nav_Menu::end_el(&$output, $item, $depth) should be compatible with Walker_Nav_Menu::end_el(&$output, $item, $depth = 0, $args = NULL) in /www/wp-content/themes/yon-ka/classes.php on line 46