tryjsref_doc_links2 在线代码实例

 <img src="/upload2/statics/images/course/planets.gif" width="145" height="126" alt="Planets" usemap="#planetmap">
<map name="planetmap">
<area id="sun" shape="rect" coords="0,0,82,126" href="sun.htm" alt="Sun">
<area id="mercury" shape="circle" coords="90,58,3" href="mercur.htm" alt="Mercury">
<area id="venus" shape="circle" coords="124,58,8" href="venus.htm" alt="Venus">
</map>

<p><a id="javascript" href="http:/javascript">JavaScript Tutorial</a></p>

<p>Id of first area/link:
<script>
document.write(document.links[0].id);
</script></p>