Login / Register: Active Tab Register

 $('body').on('click', '#customer_login .account-tabs .nav-tab a', function (e) {
        e.preventDefault();
        var href = $(this).attr('href')+"_tab";
        window.history.replaceState(null, null, href);
	});
    if(window.location.hash) {
        var href = window.location.hash;
        if( href == '#register_tab'){
            $('#customer_login .account-tabs .nav-tab a').removeClass('active');
            $('#customer_login .account-tabs .nav-tab a[href="#register"]').addClass('active');
            $('.tabbed_content div#register').removeClass('hidden');
            $('.tabbed_content div#login').addClass('hidden');
        }
    }