function replaceT(obj) {
            var newO = document.createElement('input');
            newO.setAttribute('type', 'password');
            newO.setAttribute('name', obj.getAttribute('name'));
            newO.setAttribute('id', 'pass_id');
            obj.parentNode.replaceChild(newO, obj);
            newO.focus();
            setTimeout('passFocus()', 10);
        }

        function passFocus() {
            var pass = document.getElementById('pass_id');
            if (pass != null)
                pass.focus();
        }

        function logFocus() {
            var pass = document.getElementById('login_id');
            if (pass != null)
                pass.focus();
        }