function random_msg2() {
        var r;
        xx = new Array();
        xx[0] = '<A href="http://www.myoko-akakura.com/" TARGET="_blank"><IMG src="b_top2/ban4.gif" width="132" height="62" border="0"></A>';
        xx[1] = '<A href="http://www.myoko-akakura.com/" TARGET="_blank"><IMG src="b_top2/ban4.gif" width="132" height="62" border="0"></A>';

        r = Math.floor(Math.random() * xx.length);
        document.write(xx[r]);
}