源代码:
<!DOCTYPE html> <html> <body> <img src ="/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://www.wfuyu.com/javascript">JavaScript Tutorial</a></p> <p>Id of first area/link: <script> document.write(document.links[0].id); </script></p> </body> </html>
运行结果：