var c
var message
var space
var len
var if_t
var speed
tid = 0
space=' '
ding = false
function ticker(s) {
	if_t = document.getElementById('scroller')
	message = if_t.value
	len = if_t.size
	for(i=0; i < len; i++) {
		space = space + ' '
	}
	c = - len
	speed = s
    window.setTimeout("move()",speed);
}

function move() {
  ce=Math.min(c + len, message.length)
  if (c < 0) 
      cs=0;
  else 
    cs=c;
  if (c < 0)
    if_t.value=space.substring(0,-c) + message.substring(cs,ce)
  else
    if_t.value=message.substring(cs,ce)
  c = c +1;
  if (c == message.length ) {
     c = - len;
     }
  window.setTimeout("move()",speed);		
}