JavaScript判断按钮URL是否指向当前页
html
标签内容<div id="navigation">
<ul>
<li><a href="index.html">Home</a></li>
<li><a href="about.html">About</a></li>
<li><a href="photos.html">Photos</a></li>
<li><a href="live.html">Live</a></li>
<li><a href="contact.html">Contact</a></li>
</ul>
</div>JavaScript 代码
function highlightPage() {
if (!document.getElementsByTagName) return false;
if (!document.getElementById) return false;
if (!document.getElementById("navigation")) return false;
var nav = document.getElementById("navigation");
var links = nav.getElementsByTagName("a");
for (var i=0; i<links.length; i++) {
var linkurl = links[i].getAttribute("href");
var currenturl = window.location.href;
if (currenturl.indexOf(linkurl) != -1) {
links[i].className = "here";
var linktext = links[i].lastChild.nodeValue.toLowerCase();
document.body.setAttribute("id",linktext);
}
}
} 
