function popupWin(ad){
	var url = ad;
	if(window.opener && !window.opener.closed){
		window.opener.location.href = url;
		window.opener.focus();
	} else {
		window.open(url, 'popupWin');
	}
}

function authorizationWin(){
	var url = "/japanese/html/art/download/index.html";
	authorizationW = window.open(url,'authorizationWin','width=580,height=648,statusbar=yes,scrollbars=yes,menubar=no,resizable=yes');
}