JScript code:
<a href="#" onclick="numsort()">sort by price</a>
<ul id="list">
<li><span class="n">green day</span> <span class="m">100$</span> <span class="time">2008-11-19</span></li>
<li><span class="n">green day</span> <span class="m">250$</span> <span class="time">2008-11-19</span></li>
<li><span class="n">green day</span> <span class="m">600$</span> <span class="time">2008-11-19</span></li>
<li><span class="n">green day</span> <span class="m">500$</span> <span class="time">2008-11-19</span></li>
<li><span class="n">green day</span> <span class="m">400$</span> <span class="time">2008-11-19</span></li>
<li><span class="n">green day</span> <span class="m">300$</span> <span class="time">2008-11-19</span></li>
<li><span class="n">green day</span> <span class="m">200$</span> <span class="t
