var speed = 16
                                    demo2.innerHTML = demo1.innerHTML
                                    function Marquee1() {
                                        if (demo2.offsetWidth - demo.scrollLeft <= 0)
                                            demo.scrollLeft -= demo1.offsetWidth
                                        else
                                        {
                                            demo.scrollLeft++
                                        }
                                    }
                                    var MyMar = setInterval(Marquee1, speed)
                                    demo.onmouseover = function() { clearInterval(MyMar) }
                                    demo.onmouseout = function() { MyMar = setInterval(Marquee1, speed) }