function horMenu() {
    if (navigator.appVersion.indexOf("MSIE") == -1) {
        return;
    }
    var i, k, g, lg, r = /\s*p7hvr/, nn = '', c, cs = 'p7hvr', bv = 'menubar';
    for (i = 0; i < 10; i++) {
        g = document.getElementById(bv + nn);
        if (g) {
            lg = g.getElementsByTagName("LI");
            if (lg) {
                for (k = 0; k < lg.length; k++) {
                    lg[k].onmouseover = function() {
                        c = this.className; cl = (c) ? c + ' ' + cs : cs;
                        this.className = cl;
                    };
                    lg[k].onmouseout = function() {
                        c = this.className;
                        this.className = (c) ? c.replace(r, '') : '';
                    };
                }
            }
        }
        nn = i + 1;
    }
}