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<!DOCTYPE html> <html> <head> <meta charset="utf-8"> <title>安科教程(www.ancii.com)</title> </head> <body> <img src="/statics/images/course/planets.gif" width="145" height="126" usemap="#planetmap"> <map name="planetmap"> <area id="venus" shape="circle" coords="124,58,8" alt="The planet Venus" href="venus.htm"> </map> <p>金星的替代文本: <script> document.write(document.getElementById("venus").alt); </script> </p> </body> </html>
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