$(function(){
	$($.localScroll({
		hash:true,
		queue:true,
		duration:1500
	}));

	$("a[rel^='prettyPhoto']").click(function(){
		$("body").css("overflow", "hidden");
	});
	$("a[rel^='prettyPhoto']").prettyPhoto({
			callback: function(){
					$("body").css("overflow", "scroll");
				}
			});
	$(window).scroll(function () {
		var inview = $('.page:in-viewport:first').attr('id');
		$('ul.menu a.active').removeClass('active');
		$('ul.menu a[href=#'+inview+']').addClass('active');
		var scrolltop = $(window).scrollTop();
		if(scrolltop < 500) $('ul.menu a[href=#main]').addClass('active');
		var offset = 740-(scrolltop/7.5);
		if(offset < 330) offset=330; 
		$('#arrow img').css('padding-right', offset);
	});
});