public void sendMail(HttpServletRequest request) {
String feedback = request.getParameter("textarea");
String errorNr = feedback.substring(0, feedback.indexOf("\n") - 1);
String username = request.getParameter("username");
try {
IdentityManager im = (IdentityManager)CoreSpringFactory.getBean("core.id.IdentityManager");
Identity ident = im.findIdentityByName(username);
//if null, user may crashed befor getting a valid session, try with guest user instead
if (ident == null) ident = im.findIdentityByName("guest");
Emailer emailer = new Emailer(ident, true);
LogFile lf = new LogFile();
Date d = new Date();
SimpleDateFormat year = new SimpleDateFormat("yyyy");
SimpleDateFormat month = new SimpleDateFormat("MM");