title: multiple selection is not working in IE
body: <p>here is my following code</p>
  
  <pre><code>           &lt;select id="SelectEmptyPoints" multiple="multiple"&gt;
                   &lt;option&gt;Point 1&lt;/option&gt;
                   &lt;option&gt;Point 2&lt;/option&gt;
                   &lt;option&gt;Point 3&lt;/option&gt;
                   &lt;option&gt;None&lt;/option&gt;
               &lt;/select&gt;
  </code></pre>
  
  <p>onchange funtion : </p>
  
  <pre><code> function SetEmptyPoints(param) {    
   var length = param.selectedOptions.length;
  }
  </code></pre>
  
  <p>this function working except IE... i can't get the selectedOptions(multiple selection) length.. how to resolve..
  but this function is working chrome, firefox,.... it's not working only IE</p>