<!DOCTYPE html>
<html>
<head>
  <title>CSSOM View - 4.2 - screen.width immutability</title>
  <link rel="author" title="Neils Christoffersen" href="mailto:neils.christoffersen@gmail.com">
  <link rel="help" href="http://www.w3.org/TR/cssom-view/#the-screen-interface">
  <meta name="flags" content="dom">
  <meta name="assert" content="screen.width is immutable">
</head>
<body>
<div id="myDiv"></div>
<div id="log"></div>
<script>
    var originalVal = window.screen.width;

    // try to set window.screen.widt