jQuery(document).ready(function () {
    $('nav ul > li').hover(
                function () {
                    $(this).find('> ul')
                           .stop(true, true)
                           .slideDown(500, false);
                    $(this).find('> ul > li > ul')
                           .slideUp(0);
                },
                function () {
                    $(this).children('ul')
                           .slideUp(500, false);
                }
            );
    $('nav ul li ul').slideUp(0);
    $('ul[class$="sub-ul"]').parent().css('position', 'relative');


    $('.datepicker').datepicker({ dateFormat: 'dd/mm/yy',
        changeYear: true,
        yearRange: '1975:+10',
        constrainInput: true
    });

    $('.button').button();

});