📄 p185_button_swap2.htm

📁 javascript source code part2

💻 HTM

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<HTML>
   <HEAD>
      <SCRIPT>
         var images_so_far = 0;
         var poster1 = new Image();
         var poster2 = new Image();
         var poster3 = new Image();

         function ImageCounter()
         {
            if (++images_so_far == 3)
            alert("All wise men present");
         }
      </SCRIPT>
   </HEAD>
   <BODY>
      <SCRIPT>
         poster1.src = 'up.gif';
         poster1.onLoad=ImageCounter();
         poster2.src = 'down.gif';
         poster2.onLoad=ImageCounter();
         poster3.src = 'left.gif';
         poster3.onLoad=ImageCounter();      </SCRIPT>
      Waiting ...
      <!-- the HTML document, incuding any IMG tags, go here -->
   </BODY>
</HTML>

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