btipling

<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01//EN"
            "http://www.w3.org/TR/html4/strict.dtd">
<html>
  <head>
    <title>shared var</title>
    <script type="text/javascript">
      var foo = "awesome";
      bar = "bartastic";
      window.baz = "bazzoom";
      function checkBaz1(){
         alert("baz:" + window.baz);
      }
    </script>
    <script type="text/javascript">
      if(!window.foo) var foo = "not awesome";
      if(!window.bar) var bar = "not bartastic";
      function checkBaz2(){
         alert("baz:" + window.baz);
      }
    </script>
  </head>
  <body>
    <p>Foo is <script type="text/javascript">document.write(foo);</script></p>
    <p>Bar is <script type="text/javascript">document.write(bar);</script></p>
    <p>Baz is <script type="text/javascript">document.write(baz);</script></p>
    <p><a href=#" onclick="checkBaz1(); return false;">checkBaz1</a></p>
    <p><a href=#" onclick="checkBaz2(); return false;">checkBaz2</a></p>
  </body>
</html>