编辑下面的代码:【加编码】
<html> <body> <img src="/demo/planets.gif" width="145" height="126" usemap="#planetmap"> <map name="planetmap"> <area id="venus" shape="circle" coords="124,58,8" alt="Venus" href="venus.htm"> </map> <p>Venus area's protocol: <script> document.write(document.getElementById('venus').protocol); </script> </p> </body> </html>
结果: 【此窗口】 帮助?
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