var m_iInterval;
var m_Height;
//window.onload = wl;
var iScroll=0;

var arrLinks;
var arrTitles;

var arrCursor = 0;

var arrMax;
//window.onload=wl;

function wl() {
  m_iInterval = setInterval(ontimer, 40);
  var base = document.getElementById("feature_base");

  m_Height = base.offsetHeight;

  var divi = parseInt(m_Height/5);
  m_Height = divi*5;

  var td1 = document.getElementById("feature_td1");
  var td2 = document.getElementById("feature_td2");
  var td3 = document.getElementById("feature_td3");
  td1.height = m_Height;
  td2.height = m_Height-5;
  td3.height = m_Height-5;

  arrLinks = new Array();
  arrTitles = new Array();

  setupLinks();
  arrMax = arrLinks.length-1;
  setLink();
}

function setLink() {
  var ilink = document.getElementById("feature_link");
  arrCursor = Math.floor(Math.random() * (arrMax + 1));
  if (arrCursor > arrMax)
  	arrCursor = arrMax;
  ilink.innerHTML = arrTitles[arrCursor];
  ilink.href = arrLinks[arrCursor];
}

function ontimer() {
  var base = document.getElementById("feature_base");
  iScroll+=5;
  if (iScroll>(m_Height*2)) {
    iScroll=0;
    setLink();
  }
  if (iScroll==m_Height) {
    pause();
    m_iInterval = setTimeout(resume, 3000);
  }
  base.scrollTop=iScroll;
}

function pause() {
  clearInterval(m_iInterval);
}

function resume() {
  m_iInterval = setInterval(ontimer, 40);
}