title: How to use fireevent IE8?
body: <p>IE6,7,8 this code dose not working</p>
  
  <p>anybody help me.</p>
  
  <p>how can i fix it??</p>
  
  <pre><code>&lt;script type="text/javascript"&gt;
  function call (event) {
    if (document.createEventObject) {   // IE before version 9
     var mouseclickEvent = document.createEventObject (window.event);
     mouseclickEvent.button = 1;  // left button is down
     document.getElementById("test4").fireEvent ("onclick", mousedownEvent);
    }
  }
  &lt;/script&gt;
  &lt;body&gt;
    &lt;button id="test" onmouseover="call (event);"&gt;call&lt;/button&gt;
    &lt;input id="test3" type="file" onclick="alert(6)"/&gt;
  &lt;/body&gt;
  </code></pre>