title: jquery animate doesn't fire
body: <pre><code>&lt;html&gt;
      &lt;head&gt;
          &lt;style type="text/css"&gt;
              div#bg1 {
                  height:             159px;
                  width:              800px;
                  margin-left:        auto;
                  margin-right:       auto;
                  background-image:   url('images/bg1.jpg');
                  background-repeat:  no-repeat;
                  background-position:center center;
                  position:           relative;
                  z-index:            3;
              }
              div#bg2 {
                  height:             159px;
                  width:              800px;
                  margin-left:        auto;
                  margin-right:       auto;
                  background-image:   url('images/bg2.jpg');
                  background-repeat:  no-repeat;
                  background-position:center center;
                  position:           relative;
                  z-index:            2;
                  margin-top:         -159px;
              }
          &lt;/style&gt;
          &lt;script type="text/javascript" src="http://jqueryjs.googlecode.com/files/jquery-1.3.2.min.js"&gt;&lt;/script&gt;
          &lt;script type="text/javascript"&gt;
              function Animate_2() 
              {
                  $("div#bg1").animate({opacity: 100}, 2000);
                  $("div#bg2").animate({opacity: 0  }, 2000);
                  setTimeout(Animate_1, 5000);
              }
  
              function Animate_1() 
              {
                  $("div#bg1").animate({opacity: 0  }, 2000);
                  $("div#bg2").animate({opacity: 100}, 2000);
                  setTimeout(Animate_2, 5000);
              }
  
              $(function()
              {
                  /* Start cycle */
                  setTimeout(Animate_1, 5000);
              });
          &lt;/script&gt;
      &lt;/head&gt;
      &lt;body&gt;
          &lt;div id="bg1"&gt;&lt;/div&gt;
          &lt;div id="bg2"&gt;&lt;/div&gt;
      &lt;/body&gt;
  &lt;/html&gt;
  </code></pre>
  
  <p>Animate_1() works fine, but Animate_2() will just display the bg2.jpg without animating the opacity.. This is the same in IE and Firefox..</p>
  
  <p>Why is  this >??</p>