Mega Code Archive
Combine indexOf and substring methods to get the anchor part of a url
<![CDATA[
<html>
<head>
<title>Splitting a string into substrings</title>
<script type="text/javascript" >
var url = "http://www.a.com/j#ch_3";
var hash = url.indexOf("#");
var anchor = url.substring(hash + 1, url.length);
document.write(anchor);
</script>
</head>
<body>
</body>
</html>
]]>