function switchBody(){
  var h=window.innerHeight;
  if(!isFinite(window.innerHeight))
    h=document.body.clientHeight;
  if(!isFinite(h))
    h=480;

  var w=window.innerWidth;
  if(!isFinite(window.innerWidth))
    w=document.body.clientWidth;
  if(!isFinite(h))
    w=720;

  var body = document.getElementsByTagName('body')[0];
  if(h<440||w<760)
    body.setAttribute('id','compact');
  else
    body.setAttribute('id','standard');
  //alert(w+'x'+h);
}
if(navigator.userAgent.indexOf("MSIE")==-1)
  window.onresize=switchBody;