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/**
 * custom menus
 */
function brown_brother_main_menu() {
  if ( has_nav_menu( 'main' ) ) {
  	wp_nav_menu(
  		array(
  			'theme_location'  => 'main',
  			'container'       => 'div',
  			'container_id'    => 'bs-example-navbar-collapse-1',
  			'container_class' => 'collapse navbar-collapse',
  			'menu_id'         => '',
  			'menu_class'      => 'nav navbar-nav',
  			'depth'           => 1,
  			'fallback_cb'     => '',
  		)
  	);
  }
}