Maneira rápida e fácil de usar menus personalizados do WordPress com bootstrap
<?php
wp_nav_menu( array(
'menu' => 'main-menu',
'container_class' => 'navbar-content nav-collapse collapse',
'menu_class' => 'nav nav-tabs pull-right',
'menu_id' => 'main-menu' )
);
?>
<script>
$(document).ready(function(){
$("ul.sub-menu").parent().addClass("dropdown");
$("ul.sub-menu").addClass("dropdown-menu");
$("ul#main-menu li.dropdown a").addClass("dropdown-toggle");
$("ul.sub-menu li a").removeClass("dropdown-toggle");
$('.navbar .dropdown-toggle').append('<b class="caret"></b>');
$('a.dropdown-toggle').attr('data-toggle', 'dropdown');
});
</script>