$(function() {

	if(navigator.userAgent.indexOf("Mac") != -1) {

		var BaseUrl = location.protocol + "//" + location.host + "/";

		var addlink = function(file){
			file = BaseUrl + file;
			var csslink = document.createElement("link");
			csslink.setAttribute("type","text/css");
			csslink.setAttribute("rel","stylesheet");
			csslink.setAttribute("href",file);
			return csslink;
		};

		var jquery_link = addlink("style/mac.css");
		$("head").append(jquery_link);
	}

	$('.two_col > .col').flatHeights();
	$("a[rel^='prettyPhoto']").prettyPhoto({
		theme: 'orange'
	});

	$('.edition > .media').hover(function(){
		$('.edition > .media > a').fadeIn('300');
	}, function(){
		$('.edition > .media > a').fadeOut('300');
	});


	$('body').append('<div id="tab_bnr"><a href="http://www.sumairu.biz/recom/"></a></div>');

	var offset = $('#tab_bnr').offset();
	var topPadding = 30;
	$(window).scroll(function() {
		if ($(window).scrollTop() > offset.top) {
			$('#tab_bnr').stop().animate({
				marginTop: $(window).scrollTop() - offset.top + topPadding
			},
			{
				duration: 700
			});
		} else {
			$("#tab_bnr").stop().animate({
				marginTop: 0
			},
			{
				duration: 700
			});
		};
	});


});