// dir(ection): left or Right
var item = 0;
function getTxt(dir){
  if (dir=='right'){
    item=(item < textAr.length-1) ? item+1:0;
  } else {
    item=(item > 0 )?item-1:textAr.length-1;
  }
  document.getElementById('scrollme').innerHTML = textAr[item];
  scroll(dir);
}
var scrllTmr;
function scroll(dir){
  document.getElementById('scroll').style.overflow = 'hidden';
  document.getElementById('scrollme').style.float = 'left';
  document.getElementById('scrollme').style.position = 'relative';
  cw = 200;
  lft = (dir == 'right')? cw : - cw ;
  document.getElementById('scrollme').style.left = lft + "px";
  scrollStep(cw,lft,dir);
}
function scrollStep(cw,lft,dir){
  document.getElementById('scrollme').style.left = lft + "px";
  if(scrllTmr) clearTimeout(scrllTmr);
  scrllTmr = (dir == 'right')?
  setTimeout('scrollStep(cw,' + (lft - 5) + ',"right")',10):
  setTimeout('scrollStep(cw,' + (lft + 5) + ',"left")',10);
  if (lft == 0) clearTimeout(scrllTmr);
}