文字从右弹出

" 
var scroll = new statusMessageObject()
function scroller() {
  for (scroll.i = 0; scroll.i < scroll.pos; scroll.i++) {
    scroll.out += " "
  }
  if (scroll.pos >= 0)
   scroll.out += scroll.msg
  else scroll.out = scroll.msg.substring(-scroll.pos,scroll.msg.length)
  window.status = scroll.out
  scroll.out = " "
  scroll.pos--
  if (scroll.pos < -(scroll.msg.length)) {
   scroll.reset()
  }
  setTimeout ('scroller()',scroll.delay)
}
function snapIn(jumpSpaces,position) {
  var msg = scroll.msg
  var out = ""
  for (var i=0; i<position; i++) 
    {out += msg.charAt(i)}
  for (i=1;i<jumpSpaces;i++) 
    {out += " "}
  out += msg.charAt(position)
  window.status = out
  if (jumpSpaces <= 1) {
    position++
    if (msg.charAt(position) == ' ') 
      {position++ }
    jumpSpaces = 100-position
  } else if (jumpSpaces >  3)
       {jumpSpaces *= .75}
  else
    {jumpSpaces--}
  if (position != msg.length) {
    var cmd = "snapIn(" + jumpSpaces + "," + position + ")";
    scrollID = window.setTimeout(cmd,scroll.delay);
  } else {
    window.status=""
    jumpSpaces=0
    position=0
    cmd = "snapIn(" + jumpSpaces + "," + position + ")";
    scrollID = window.setTimeout(cmd,scroll.delay);
    return false 
  }
  return true
}
snapIn(100,0);
// -->
</script>