title: Expected Expression
body: <p>I cannot figure out what I did or did not do here syntactically to cause this error.  I don't see what's missing:</p>
  
  <pre><code>function ShowWaitMessage(button)
  {
      var isValid;
  
      if (buttonSelected())
      {
          showWaitMessage(button, "showMessage1");
          isValid = true;
      }
      else
      {
          Page_ClientValidate();
          if (Page_IsValid)
          {
              showWaitMessage(button, "showMessage2");
              isValid = true;
          }
      }
  
      return isValid;
  }
  </code></pre>