addEvent(window, 'load', function(){smartRollover('_off.', '_on.');});
addEvent(window, 'load', external);
addEvent(window, 'load', set_fontfamily);
addEvent(window, 'load', function() {

	/**
	 *
	 * スクロール
	 *
	**/
	var duration = 500;
	$(".pagetop img").click(function() {
		$.scrollTo(0, duration);
		return false;
	});

	if (is_IE6()) {
		DD_belatedPNG.fix('.pngfix');
	}
});