scrollStep=1;

timerLeft="";
timerRight="";

function toLeft(id){
  document.getElementById(id).scrollLeft=0;
}

function scrollDivLeft(id){
  clearTimeout(timerRight);
  document.getElementById(id).scrollLeft+=scrollStep;
  timerRight=setTimeout("scrollDivLeft('"+id+"')",10);
}

function scrollDivRight(id){
  clearTimeout(timerLeft);
  document.getElementById(id).scrollLeft-=scrollStep;
  timerLeft=setTimeout("scrollDivRight('"+id+"')",10);
}

function toRight(id){
  document.getElementById(id).scrollLeft=document.getElementById(id).scrollWidth;
}

function stopMe(){
  clearTimeout(timerRight);
  clearTimeout(timerLeft);
}

function setWidth(id, width){
  document.getElementById(id).style.width = width+'px';
}