小旋风SEO教程 TIY
编辑您的代码：
<html><body><img src="/w3c/i/eg_planets.jpg" border="0" usemap="#planetmap" alt="Planets" /><map name="planetmap" id="planetmap"><area shape="circle" coords="180,139,14" href="/w3c/example/html/venus.html" target ="_blank" alt="Venus" /><area shape="circle" coords="129,161,10" href ="../example/html/mercur.html" target ="_blank" alt="Mercury" /></map><br /> 文档中链接数目是： <script type="text/javascript"> document.write(document.links.length) </script></body></html>
查看结果: