$(document).ready(function(){
	$('a.popup').click(function () {

		var popupdetail= $(this).siblings('.popup_detail');
		var popupbox = $('#popupbox');

		var win_w = $(window).width();
		var win_h = $(window).height();
		var win_l = $(window).scrollLeft();
		var win_t = $(window).scrollTop();
		$('#popupbox')
			.css('left', win_w/2-$(popupbox).width()/2+win_l)
			.css('top', win_h/2-$(popupbox).height()/2+win_t);

		$(popupbox).html($(popupdetail).html()); 
		$(popupbox).fadeIn("fast");
		return false;
	});
	$('#popupbox').click(function(){
		$(this).fadeOut("fast");
		return false;
	});
});