$(document).ready(function() {
  
    $('#nav').onePageNav({
        currentClass: 'current',
        changeHash: false,
        scrollSpeed: 750
    });

    $('a[href*=#programmes], a[id*=ltrWord], a[href*=12words], a[id*=hplPeopleGroupTitle]').click(function () {
        if (location.pathname.replace(/^\//,") == this.pathname.replace(/^\//,")
        && location.hostname == this.hostname) {
        
            var $target = $(this.hash);
            $target = $target.length && $target
            || $('[name=' + this.hash.slice(1) + ']');

            if ($target.length) {
                var targetOffset = $target.offset().top - 25;
                $('html,body')
                .animate({scrollTop: targetOffset}, 1000);
                return false;
            }
        }
    });    

});