simple infinite scroller

gistfile1.coffee

scroller = (elem, width, initialised = false) ->
    multiple = 1
    unless initialised
      if width < 960
        mutiple += Math.floor(960 / width)
      cloned = (elem.text() for i in [1...multiple]).join('...')
      elem.text cloned

    animateBy = multiple * width

    elem.animate
      marginLeft: "-=#{animateBy}"
    , (width * 30), 'linear', ->
      elem.css
        marginLeft:0
      scroller(elem, width, true)