gotMail:function(){
	var mailXML=this.req.responseXML;
	var mailXMLroot=mailXML.getElementsByTagName('message');
	var mailXMLattrs=mailXMLroot.attributes;

	var mailTitle=new Array();
	var mailId=new Array()
	var mailDate=new Array();

	for(i=0;i<mailXMLroot.length;i++){
		mailXMLtitle=mailXMLattrs.getNamedItem("title").value;

		console.info(mailXMLtitle);
		console.debug(mailXMLattrs);
	}
}

the XML

<mailbox>
 <message id="1" title="Testing" date="2006-07-15 11:47:00"/>
 <message id="2" title="Another Test" date="2006-07-14 00:00:00"/>
</mailbox>