$(function() {  
    $('a[href*=#]').click(function() {  
        if (location.pathname.replace(/^\//,'') == this.pathname.replace(/^\//,'') &&　location.hostname == this.hostname) {  
            var target = $(this.hash);  
            target = target.length && target;  
            if (target.length) {  
                var sclpos = 30;  
                var scldurat = 1200;  
                var targetOffset = target.offset().top - sclpos;  
                $('html,body')  
                    .animate({scrollTop: targetOffset}, {duration: scldurat, easing: "easeOutExpo"});  
                return false;  
            }  
        }  
    });  
});
