var iWhere = 0;
var maxW = 974;
var howQuick = 30;
var el;

function init()
{
  el = document.getElementById('pharm');
  window.setTimeout("scrollBackGround()",howQuick);
//  alert(el.style.backgroundPosition);
}

function scrollBackGround()
{
     iWhere = iWhere - 1;
     if (iWhere < -maxW) iWhere = iWhere%maxW;
     el.style.backgroundPosition = iWhere + "px 0px";
     window.setTimeout("scrollBackGround()",howQuick);
}

// scrollBackGround();
swfobject.addLoadEvent(init);