window.onload = window.onresize = function (){
  var wrap = document.getElementById('wrap');
  var width;//, height;
  if (window.innerHeight) {
      width = window.innerWidth;
      //height = window.innerHeight;
  } else {
	// check if IE for CSS1 compatible mode
      doc = (document.compatMode && document.compatMode == "CSS1Compat")
          ? document.documentElement
          : document.body || null;
      width = doc.offsetWidth - 17;
      //height = doc.offsetHeight - 4;
  }
  //wrap.style.height = wrap.offsetHeight < height ? height+'px' : wrap.offsetHeight;
  wrap.style.width = (width < 990) ? '990px' : '100%';
}