function setupLinks() {
  arrLinks[0] = "http://81.19.49.233/alfa/index.html";
  arrTitles[0] = "<img src='webimages/alfa_logo.gif' alt='Alfa' width='222' height='128' border='0' />";
  arrLinks[1] = "http://www.emarald.in/";
  arrTitles[1] = "<img src='webimages/emarald_logo.gif' alt='Emarald Hotels' width='220' height='118'  border='0'/>";
  arrLinks[2] = "http://www.saaragold.com/";
  arrTitles[2] = "<img src='webimages/saaragold_logo.gif' alt='Saara Gold' width='220' height='118'  border='0'/>";
  arrLinks[3] = "http://www.mexnepal.com/";
  arrTitles[3] = "<img src='webimages/mex_nepal.gif' alt='Mex Nepal' width='219' height='118'  border='0'/>";
  arrLinks[4] = "http://www.silentvalley.in/";
  arrTitles[4] = "<img src='webimages/silentvalley.gif' alt='Silent Valley' width='219' height='118'  border='0'/>";
  arrLinks[5] = "http://www.mexlanka.com/";
  arrTitles[5] = "<img src='webimages/mex_lanka.gif' alt='Mex Lanka' width='219' height='118'  border='0'/>";
}

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

var arrLinks;
var arrTitles;

var arrCursor = 0;

var arrMax;
 

function portfolio_scroll() {
  m_iInterval = setInterval(ontimer, 10);
  var base = document.getElementById("jump_base");

  m_Height = base.offsetHeight;

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

  var td1 = document.getElementById("td1");
  var td2 = document.getElementById("td2");
  var td3 = document.getElementById("td3");
  td1.height = m_Height-5;
  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("jump_link");
  ilink.innerHTML = arrTitles[arrCursor];
  ilink.href = arrLinks[arrCursor];
}
function ontimer() {
  var base = document.getElementById("jump_base");
  iScroll+=1;
  if (iScroll>(m_Height*2)) {	 
    iScroll=0;
    arrCursor++;	
    if (arrCursor>arrMax)
      arrCursor=0;	 
    setLink();
  }
 
  if (iScroll==m_Height) {	   
    pause();
    m_iInterval = setTimeout(resume, 4000);
  }
  base.scrollTop=iScroll;
 }
function pause() {
  clearInterval(m_iInterval);
}
function resume() {
  m_iInterval = setInterval(ontimer, 10);
}