function getElementsByClass( searchClass, domNode, tagName) {
	if (domNode == null) domNode = document;
	if (tagName == null) tagName = '*';
	var el = new Array();
	var tags = domNode.getElementsByTagName(tagName);
	var tcl = " "+searchClass+" ";
	for(i=0,j=0; i<tags.length; i++) {
		var test = " " + tags[i].className + " ";
		if (test.indexOf(tcl) != -1)
			el[j++] = tags[i];
	}
	return el;
}


var mailElem = getElementsByClass("antispam", document.getElementById("wrap"), "span");

if(mailElem.length > 0) {
	for(var i=0, len=mailElem.length; i<len; i++) {
		var newmail = mailElem[i].innerHTML;
		newmail = newmail.replace(/\[at\]/i, "@");
		mailElem[i].innerHTML = '<a href="mailto:'+newmail+'">'+newmail+'</a>';
	}
}