title: javascript in google - what's it doing ? and is it trying to encrypt its work
body: <p>the first javascript &lt; script >&lt; /script > in google
  looks like this: (note I have used jsbeautifier.org to render it nicely) </p>
  
  <pre><code>window.google = {
  kEI: "Eqx4TailJIez8QOhrtAxSw",
  kEXPI: "17259,17291,28460,21559,28595,28605,29014,29135,29249,29254,29265,29279",
  kCSI: {
      e: "17159,17291,21460,28559,28595,28605,29014,29135,29249,29254,29265,29279",
      ei: "Ex4TailJIez8QOhrtGwBA",
      expi: "17159,17291,28460,28559,28595,28605,29014,29135,29249,29254,29265,29279"
  },
  ml: function () {},
  pageState: "#",
  kHL: "en",
  time: function () {
      return (new Date).getTime()
  },
  log: function (c, d, b) {
      var a = new Image,
          e = google,
          g = e.lc,
          f = e.li;
      a.onerror = (a.onload = (a.onabort = function () {
          delete g[f]
      }));
      g[f] = a;
      b = b || "/gen_204?atyp=i&amp;ct=" + c + "&amp;cad=" + d + "&amp;zx=" + google.time();
      a.src = b;
      e.li = f + 1
  },
  lc: [],
  li: 0,
  j: {
      en: 1,
      l: function () {
          google.fl = true
      },
      e: function () {
          google.fl = true
      },
      b: location.hash &amp;&amp; location.hash != "#",
      bv: 5,
      pl: [],
      mc: 0,
      sc: 0.5,
      u: ""
  },
  Toolbelt: {} };
  </code></pre>
  
  <p>Can somebody expain what it does ? 
  is it capturing information about me ? 
  or are they just trying to encrypt their javascript to protect their code ?</p>
  
  <p>Many thanks,</p>