def send_mail(klass, method, mail_params, send_params = nil)
      klass.new(send_params || params, self).dispatch_and_deliver(method, mail_params)
    end
def send_mail(klass, method, mail_params, send_params = nil)
      klass.new(send_params || params, self).dispatch_and_deliver(method, mail_params)
    end
Sends mail via a MailController (a tutorial can be found in the
 MailController docs).

 ==== Parameters
 klass<Class>:: The mailer class.
 method<~to_s>:: The method to call on the mailer.
 mail_params<Hash>::
   Mailing parameters, e.g. :to and :cc. See
   Merb::MailController#dispatch_and_deliver for details.
 send_params<Hash>::
   Params to send to the mailer. Defaults to the params of the current
   controller.

 ==== Examples
   # Send an email via the FooMailer's bar method.
   send_mail FooMailer, :bar, :from => "foo@bar.com", :to => "baz@bat.com"