As browsers automatically detect the hash and take you to th

// to top right away
if ( window.location.hash ) scroll(0,0);
// void some browsers issue
setTimeout( function() { scroll(0,0); }, 1);

$(function() {

    // your current click function
    $('.scroll').on('click', function(e) {
        e.preventDefault();
        $('html, body').animate({
            scrollTop: $($(this).attr('href')).offset().top + 'px'
        }, 1000, 'swing');
    });

    // *only* if we have anchor on the url
    if(window.location.hash) {

        // smooth scroll to the anchor id
        $('html, body').animate({
            scrollTop: $(window.location.hash).offset().top + 'px'
        }, 1000, 'swing');
    }

});