llback for the progress of loading.</td>
        </tr>

    
    </tbody>
</table>


















<dl class="details">

    

    

    

    

    

    

    

    

    

    

    

    

    
    <dt class="tag-source">Source:</dt>
    <dd class="tag-source"><ul class="dummy"><li>
        <a href="extern_assets.js.html">extern/assets.js</a>, <a href="extern_assets.js.html#line150">line 150</a>
    </li></ul></dd>
    

    

    

    
</dl>



    <h5>Example</h5>
    
    <pre class="prettyprint">