text: $(document).ready(function () { 
      $('#submenu a').click(function () {
          var placeHolder = $('#placeholder');
          if (placeHolder.length == 0)
          {
              // Return true to indicate that there is no placeholder and that the
              // default action for the link should be performed
              return true;
          }
          // Set the source for the image to be the same as the href in the link
          placeHolder.attr('src', $(this).attr('href'));
          var imageAlt = $(this).attr('alt');
          if (imageAlt.length == 0) {
              // If no alt attribute was supplied for the link, set the alt to be 'Unknown Product'.
              imageAlt = "Unknown Product";
          }
          $('#ImageCaption').text(imageAlt);
          // Return false to indicate that we have been successful and so the default action
          // for the link should not take place
          return false;
      });
  }); // end document.ready
  
  