// vertical-marquee.js
var speed = 2;
function init(){
  var el = document.getElementById("marquee_replacement");
  el.style.overflow = 'hidden';
  scrollFromBottom();
}

var go = 0;
var timeout = '';
function scrollFromBottom(){
  clearTimeout(timeout);
  var el = document.getElementById("marquee_replacement");
  //if(el.scrollTop >= el.scrollHeight-150){
    if(el.scrollTop >= el.scrollHeight-200){
    el.scrollTop = 0;
  };
  el.scrollTop = el.scrollTop + speed;
  if(go == 0){
    timeout = setTimeout("scrollFromBottom()",50);
  };
}

function stop(){
  go = 1;
}

function startit(){
  go = 0;
  scrollFromBottom();
}