function getBodyScrollTop()
{
  return self.pageYOffset || (document.documentElement && document.documentElement.scrollTop) || (document.body && document.body.scrollTop);
}

function getBodyScrollLeft()
{
  return self.pageXOffset || (document.documentElement && document.documentElement.scrollLeft) || (document.body && document.body.scrollLeft);
}
function resize(){
  document.getElementById("sth").style.left=$(window).width()+getBodyScrollLeft() - 143 +"px";
  document.getElementById("sth").style.top=$(window).height()+getBodyScrollTop()-67+"px";
  document.getElementById("sth").style.visibility="visible";
}