jQuery(function () {
	// History API�ɑΉ����Ă���ꍇ
	if (history && history.pushState && history.state !== undefined) {
		var BbackH = window.innerHeight;
		console.log('history ok');
		// history��lj�
		history.pushState(null, null, null);
		if (/iP(hone|od|ad)/.test(navigator.userAgent)) {
			var osv = (navigator.appVersion).match(/OS (\d+)_(\d+)_?(\d+)?/);
			if (osv[1] <= 9) {
				HistoryTime();
			} else {
				HistoryShow = true;
			}
		} else {
			HistoryShow = true;
		}

		function HistoryTime() {
			window.onload = function () {
				setTimeout(function () {
					console.log('histrytime show');
					HistoryShow = true;
				}, 500);
			}
		}
		window.addEventListener('popstate', function () {
			if (HistoryShow) {
				jQuery('body').css({
					'position': 'fixed',
					'width': '100%'
				});
				jQuery('#back').css('min-height', BbackH).show();
				jQuery('#back_box,#back_boxx').show().animate({
					left: '50%',
					opacity: '1'
				}, 500);
			}
		}, false);
	}
});