title: Javascript function call is not working
body: <pre><code>&lt;html&gt;
  &lt;head&gt;
  &lt;script type="text/javascript"&gt;
  function displayDate()
  
  {
  alert("hi");
   var d=new Date();
   var theDay=d.getDay();
   switch (theDay)
   {
   case 5:
     document.write("Finally Friday");
     break;
   case 6:
     document.write("Super Saturday");
     break;
   case 0:
     document.write("Sleepy Sunday");
     break;
   default:
     document.write("I'm looking forward to this weekend!");
   }
  
  &lt;/script&gt;
  &lt;/head&gt;
  &lt;body&gt;
  &lt;h1&gt;My First Web Page&lt;/h1&gt;
  &lt;p id="demo"&gt;This is a paragraph&lt;/p&gt;
  alert("before function call");
  &lt;button type="button" onclick="displayDate()"&gt;Display Date&lt;/button&gt;
  alert("after function call");
  &lt;/body&gt;
  &lt;/html&gt;
  </code></pre>