diff --git a/Classes/Utility/InitialMarker.php b/Classes/Utility/InitialMarker.php
new file mode 100644
index 00000000..4112d3eb
--- /dev/null
+++ b/Classes/Utility/InitialMarker.php
@@ -0,0 +1,70 @@
+<?php
+
+/***************************************************************
+ *  Copyright notice
+ *
+ *  (c) 2012 Alex Kellner <alexander.kellner@in2code.de>, in2code.de
+ *  
+ *  All rights reserved
+ *
+ *  This script is part of the TYPO3 project. The TYPO3 project is
+ *  free software; you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation; either version 3 of the License, or
+ *  (at your option) any later version.
+ *
+ *  The GNU General Public License can be found at
+ *  http://www.gnu.org/copyleft/gpl.html.
+ *
+ *  This script is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *  GNU General Public License for more details.
+ *
+ *  This copyright notice MUST APPEAR in all copies of the script!
+ ***************************************************************/
+
+
+/**
+ * Class to extend Pi1 field marker e.g. {firstname}
+ *
+ * @package powermail
+ * @license http://www.gnu.org/licenses/lgpl.html GNU Lesser General Public License, version 3 or later
+ *
+ */
+class Tx_Powermail_Utility_InitialMarker {
+
+	/**
+	 * Initialy filling of marker field
+	 *
+	 * @param	string		$status mode of change
+	 * @param	string		$table the table which gets changed
+	 * @param	string		$id uid of the record
+	 * @param	array		$fieldArray the updateArray
+	 * @param	array		$this obj
+	 * @return	an updated fieldArray()
+	 */
+	public function processDatamap_postProcessFieldArray($status, $table, $id, &$fieldArray, $pObj) {
+		if ($table != 'tx_powermail_domain_model_fields') { // stop if not powermail field table
+			return $fieldArray;
+		}
+		if (!empty($fieldArray['marker'])) { // stop if marker field is already filled
+			return $fieldArray;
+		}
+		$fieldArray['marker'] = $this->cleanString($fieldArray['title']);
+	}
+
+	/**
+	 * Clean Marker String ("My Field" => "my_field")
+	 *
+	 * @param	string		$string Any String
+	 * @return	string
+	 */
+	private function cleanString($string) {
+		$string = preg_replace('/[^a-zA-Z0-9_-]/', '', $string);
+		$string = str_replace(array('-'), '_', $string);
+		$string = strtolower($string);
+		return $string;
+	}
+}
+?>
\ No newline at end of file
diff --git a/Classes/Utility/Marker.php b/Classes/Utility/Marker.php
index 2da57de7..46779bda 100644
--- a/Classes/Utility/Marker.php
+++ b/Classes/Utility/Marker.php
@@ -26,7 +26,7 @@
 
 
 /**
- * Class to extend Pi1 field marker
+ * Class to extend Pi1 field marker e.g. {firstname}
  *
  * @package powermail
  * @license http://www.gnu.org/licenses/lgpl.html GNU Lesser General Public License, version 3 or later
@@ -43,9 +43,9 @@ class Tx_Powermail_Utility_Marker {
 	 */
 	public function createMarker($PA, $fobj) {
 		$content = '';
-		if (isset($PA['row']['marker']) && !empty($PA['row']['marker'])) {
+		if (isset($PA['row']['marker']) && !empty($PA['row']['marker'])) { // if entry in db
 			$marker = $PA['row']['marker'];
-		} else {
+		} else { // no entry
 			$marker = $PA['row']['title'];
 		}
 		$marker = preg_replace('/[^a-zA-Z0-9_-]/', '', $marker);
@@ -67,7 +67,7 @@ public function createMarker($PA, $fobj) {
 	}
 
 	/**
-	 * Workarround to only show a label and no field
+	 * Workarround to only show a label and no field in TCA
 	 *
 	 * @param	array	Config Array
 	 * @param	object	Parent Object
diff --git a/Resources/Private/Language/locallang_db.xml b/Resources/Private/Language/locallang_db.xml
index 5035fc6e..a7b2c3e6 100644
--- a/Resources/Private/Language/locallang_db.xml
+++ b/Resources/Private/Language/locallang_db.xml
@@ -84,7 +84,7 @@
 			<label index="tx_powermail_domain_model_fields.sender_name">This field contains the Name of the sender</label>
 			<label index="tx_powermail_domain_model_fields.marker_title">Variablen</label>
 			<label index="tx_powermail_domain_model_fields.own_marker">Enter your own Variable Name</label>
-			<label index="tx_powermail_domain_model_fields.auto_marker">Individual Fieldname to use as Variable (wrapped with {})</label>
+			<label index="tx_powermail_domain_model_fields.auto_marker">Individual Fieldname to use as Variable (automaticly wrapped with {})</label>
 			<label index="tx_powermail_domain_model_fields.own_marker_select">Add my own Variable Name</label>
 			<label index="tx_powermail_domain_model_fields.sheet1">Extended</label>
 			<label index="tx_powermail_domain_model_fields.sheet2">Marketing</label>
@@ -234,7 +234,7 @@
 			<label index="tx_powermail_domain_model_fields.sender_email">Dieses Feld beinhaltet die E-Mail des Absenders</label>
 			<label index="tx_powermail_domain_model_fields.sender_name">Dieses Feld beinhaltet den Namen des Absenders</label>
 			<label index="tx_powermail_domain_model_fields.marker_title">Variablen</label>
-			<label index="tx_powermail_domain_model_fields.own_marker">Variablenname (eingeschlossen in {})</label>
+			<label index="tx_powermail_domain_model_fields.own_marker">Variablenname (ohne umschließende {})</label>
 			<label index="tx_powermail_domain_model_fields.auto_marker">Variablenname für dieses Feld</label>
 			<label index="tx_powermail_domain_model_fields.own_marker_select">Eigenen Variablennamen vergeben</label>
 			<label index="tx_powermail_domain_model_fields.sheet1">Erweitert</label>
diff --git a/ext_localconf.php b/ext_localconf.php
index eeda4340..0b4e5303 100644
--- a/ext_localconf.php
+++ b/ext_localconf.php
@@ -46,6 +46,12 @@
 $GLOBALS['TYPO3_CONF_VARS']['SC_OPTIONS']['cms/layout/class.tx_cms_layout.php']['list_type_Info'][$_EXTKEY . '_pi1'][$_EXTKEY] =
 	'EXT:' . $_EXTKEY . '/Classes/Utility/PluginInfo.php:Tx_Powermail_Utility_PluginInfo->getInfo';
 
+/**
+ * Hooking for first fill of marker field in backend
+ */
+$GLOBALS ['TYPO3_CONF_VARS']['SC_OPTIONS']['t3lib/class.t3lib_tcemain.php']['processDatamapClass'][] =
+	'EXT:' . $_EXTKEY . '/Classes/Utility/InitialMarker.php:Tx_Powermail_Utility_InitialMarker';
+
 /**
  * Extra evaluation of TCA fields
  */
diff --git a/todos.txt b/todos.txt
index 7b12a42d..f3c542aa 100644
--- a/todos.txt
+++ b/todos.txt
@@ -12,7 +12,7 @@ x backend module reporting fields
 x backend module reporting marketing
 x backend check (session is working, etc...)
 o dynamic field preview
-o Bugfix Marker Backend
+=> Bugfix Marker Backend
 x prefill
 x all fields marker
 x validation js