/mailto_action
send an e-mail to the user owning this membership

Sourcecode in Membership/actions.js:
1:   function mailto_action() {
2:      if (req.data.cancel)
3:         res.redirect(this._parent.href());
4:      else if (req.data.send) {
5:         if (req.data.text) {
6:            try {
7:               var mailbody = this.renderSkinAsString("mailmessage", {text: req.data.text});
8:               res.message = sendMail(session.user.email, 
9:                                      this.user.email, 
10:                                     getMessage("mail.toUser", root.sys_title),
11:                                     mailbody);
12:              res.redirect(this._parent.href());
13:           } catch (err) {
14:              res.message = err.toString();
15:           }
16:        } else {
17:           res.message = new Exception("mailTextMissing");
18:        }
19:     }
20:     
21:     res.data.action = this.href(req.action);
22:     res.data.title = getMessage("Membership.sendEmailTitle", {userName: this.username});
23:     res.data.body = this.renderSkinAsString("mailto");
24:     this.site.renderSkin("page");
25:     return;
26:  }