onepage scroll smooth with offset

onepage scroll smooth with offset.js

    $('a[href*="#"]:not([href="#"])').on('click',function(e) {
    	e.preventDefault();
    	var offset = 94;
    	var target = this.hash;
    	if ($(this).data('offset') != undefined) offset = $(this).data('offset');
    	$('html, body').stop().animate({
    		'scrollTop': $(target).offset().top - offset
    	}, 800, 'swing', function() {
    		// window.location.hash = target;
    	});
    });