Index: workflow_ng/workflow_ng/modules/workflow_ng_system_forms.inc
===================================================================
--- workflow_ng/workflow_ng/modules/workflow_ng_system_forms.inc
+++ workflow_ng/workflow_ng/modules/workflow_ng_system_forms.inc
@@ -244,7 +244,17 @@
  * Action "Send a mail to a user" configuration form
  */
 function workflow_ng_action_mail_to_user_form($settings = array(), $argument_info) {
-  $form['from'] = array(
+  $form['mime'] = array(
+		'#type' => 'select',
+		'#title' => t('Email Format'),
+		'#options' => array(
+			'plain' => t('Plain Text'),
+			'html' => t('HTML'),
+			),
+		'#default_value' => $settings['mime'],
+		'#description' => t('Choose the format for this email'),
+	);
+	$form['from'] = array(
     '#type' => 'textfield',
     '#title' => t('Sender'),
     '#default_value' => isset($settings['from']) ? $settings['from'] : variable_get('site_mail', ini_get('sendmail_from')),
@@ -268,7 +278,7 @@
 }
 
 function workflow_ng_action_mail_to_user_submit($form_id, $form_values) {
-  return workflow_ng_token_get_settings(array('from', 'subject', 'message'), $form_values);
+  return workflow_ng_token_get_settings(array('mime', 'from', 'subject', 'message'), $form_values);
 }
 
 /*
@@ -288,7 +298,7 @@
 }
 
 function workflow_ng_action_mail_submit($form_id, $form_values) {
-  return workflow_ng_token_get_settings(array('to', 'from', 'subject', 'message'), $form_values);
+  return workflow_ng_token_get_settings(array('mime', 'to', 'from', 'subject', 'message'), $form_values);
 }
 
 /*