HTML 标签实现带有可点击区域的图像映

<img src="planets.jpg" border="0" usemap="#planetmap" alt="Planets" />   <map name="planetmap" id="planetmap">   <area shape="circle" coords="180,139,14" href ="venus. html" alt="Venus" />   <area shape="circle" coords="129,161,10" href ="mercur.html" alt="Mercury" />   <area shape="rect" coords="0,0,110,260" href ="sun.html" alt="Sun" /> </map>