var scrollImg
var scrollTimeout = 50 // Scroll every XX ms.--lower is faster
var scrollPx = 1       // Scroll by 1px
var scrollLn = 9470    // Scroll length
var scrollSp = Math.floor(Math.random()*scrollLn) // Random Start Position

function initializeScrollImg() {
    scrollImg = document.getElementById('scroll')
    scrollImg.scrollX = scrollSp
    window.setInterval('imgScroll()', scrollTimeout)
}

function imgScroll() {
    scrollImg.scrollX += scrollPx
    var r = 0 + scrollImg.scrollX
    scrollImg.style.left = -scrollImg.scrollX + 'px'
    if (r + scrollPx >= scrollLn)
        scrollImg.scrollX = scrollPx 
}

if (typeof(window.onload) == 'function') {
    var originalLoad = window.onload
    window.onload = function() { originalLoad(); initializeScrollImg() }
} else
    window.onload = function() { initializeScrollImg() }