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<body onload = "check_storage()">
<div id="collapse2" class="panel-collapse collapse">
<ul class="list-group">
<li class="list-group-item active" id="id1" onclick= "active("id1")"><a id="a" style="color: white">A</a</li>
<li class="list-group-item" id = "id2" onclick = "active("id2")"><a id="p" style="color: white">P</a></li>
<li class="list-group-item" id = "id3" onclick = "active("id3")"><a id="s" style="color: white">S</a></li>
</ul>
</div>