Email Cloaking Javascript

Check out this email cloaking page for an example.

This is the HTML...

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<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
<title>Untitled Document</title>
<script type="text/javascript">
  function emailCloak() {
   if (document.getElementById) {
    var alltags = document.all? document.all : document.getElementsByTagName("*");
    for (i=0; i < alltags.length; i++) {
     if (alltags[i].className == "emailCloak") {
	var oldText = alltags[i].firstChild;
	var emailAddress = alltags[i].firstChild.nodeValue;
	var user = emailAddress.substring(0, emailAddress.indexOf("("));
	var website = emailAddress.substring(emailAddress.indexOf(")")+1, emailAddress.length);
	var newText = user+"@"+website;
	var a = document.createElement("a");
	a.href = "mailto:"+newText;
	var address = document.createTextNode(newText);
	a.appendChild(address);
	alltags[i].replaceChild(a,oldText);
     }
    }
   }
  }
  window.onload = emailCloak;
</script>
</head>
 
<body>
 
<span class="emailCloak">chris(at)testcloak.com</span>
 
</body>
</html>

 

Thanks to dkram for the snippet (http://snippets.dzone.com/posts/show/1985)