HTML DOM protocol ÊôÐÔ
¶¨ÒåºÍÓ÷¨
protocol ÊôÐÔ¿ÉÉèÖûò·µ»ØÄ³¸öÇøÓòÖÐ link-URL µÄÐÒé¡£
Óï·¨
areaObject.protocol=protocol
ʵÀý
ÏÂÃæµÄÀý×Ó¿É·µ»Ø "Venus" ÇøÓòÖÐ link-URL µÄÐÒ飺
<html>
<body>
<img src="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' protocol:
<script type="text/javascript">
x=document.getElementById('venus');
document.write(x.protocol
);
</script>
</p>
</body>
</html>