function addLoadEvent(func) {
  var oldonload = window.onload;
  if (typeof window.onload != 'function') {
    window.onload = func;
  } else {
    window.onload = function() {
      oldonload();
      func();
    }
  }
}
function checkImages() {
  if (document.getElementById) {
    var x = document.getElementById("logo").offsetWidth;
    if (x != '261') {
      document.getElementsByTagName("html")[0].className = "noImgs";
    }
  }
}
addLoadEvent(checkImages);