tryjsref_area_shape 在线代码实例
<img src="/upload2/statics/images/course/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>金星区域的形状:
<script>
document.write(document.getElementById("venus").shape);
</script>
</p>