dataserver_management_map_ui_sh2000/templates/chooseBg.html

<div id="mapBaseLayerControl">
<iframe frameborder="0" class="cover-iframe"></iframe>
<div class="cover-content">
    <div class="choosemap">
        <ul class="map-list">
        </ul>
        <ul class="name-dem-control"> 
        </ul>
    </div>
    </div>
</div>