                 return false;
            } else if (ch == '/' || ch == '.') {
                if (!allowSep)
                    return false;
                allowNumber = false;
                allowSep = false;
                if (ch == '.')
                     seenDot = true;
                if (ch == '/' && seenDot)
                     return false;
            } else {
                return false;
            }
        }
        return true;
    }
    function loadFrames() {
        if (targetPag