title: lazy load plugin throwing Uncaught ReferenceError
body: <p>i am using <a href="http://davidwalsh.name/lazyload-plugin" rel="nofollow">http://davidwalsh.name/lazyload-plugin</a> when i run it giving a error in console as "Uncaught ReferenceError: Class is not defined".
  i added code as below</p>
  
  <pre><code>&lt;script src="lazyload/Source/LazyLoad.js"&gt;&lt;/script&gt;
  </code></pre>
  
  <p>then downside </p>
  
  <pre><code>    &lt;script&gt;
  /* do it! */
  window.addEvent("domready",function() {
      var lazyloader = new LazyLoad();
  });
  &lt;/script&gt;
  </code></pre>
  
  <p>and in body for images i am using as below.</p>
  
  <pre><code>&lt;img alt=\"\" src=\"lazyload/Assets/blank.gif\" data-src=\"{$v['image_path']}\" style=width:auto;height:200px;max-height:200px&gt;
  </code></pre>
  
  <p>where $v['image_path'] is dynamic.
  What is the problem causing that error please help me.</p>