diff --git a/addressbook/inc/class.addressbook_merge.inc.php b/addressbook/inc/class.addressbook_merge.inc.php
index b43d955053..1425ab7116 100644
--- a/addressbook/inc/class.addressbook_merge.inc.php
+++ b/addressbook/inc/class.addressbook_merge.inc.php
@@ -251,6 +251,13 @@ class addressbook_merge	// extends bo_merge
 			{
 				$content = preg_replace('/\$\$calendar\/[0-9]+\/[a-z_]+\$\$/','',$content);
 			}
+			
+			$this->replacements = $replacements;
+			if (strpos($content,'$$IF'))
+			{	//Example use to use: $$IF n_prefix~Herr~Sehr geehrter~Sehr geehrte$$
+				$content = preg_replace_callback('/\$\$IF ([0-9a-z_-]+)~(.*)~(.*)~(.*)\$\$/imU',Array($this,'replace_callback'),$content);
+			}
+			
 			if ($contentrepeat) $contentrep[$id] = $content;
 		}
 		if ($contentrepeat) 
@@ -267,6 +274,13 @@ class addressbook_merge	// extends bo_merge
 		return $content;
 	}
 	
+
+	function replace_callback($param)
+	{
+		$replace = preg_match('/'.$param[2].'/',$this->replacements['$$'.$param[1].'$$']) ? $param[3] : $param[4];
+		return $replace;
+	} 
+
 	/**
 	 * Download document merged with contact(s)
 	 *
@@ -324,8 +338,9 @@ class addressbook_merge	// extends bo_merge
 			'date' => lang('Date'),
 			'user/n_fn' => lang('Name of current user, all other contact fields are valid too'),
 			'user/account_lid' => lang('Username'),
-			'pagerepeat' => lang('For serial letter use this tag. Put the content, you want to repeat between two Tags.')
-		) as $name => $label)
+			'pagerepeat' => lang('For serial letter use this tag. Put the content, you want to repeat between two Tags.'),
+			'IF fieldname' => lang('Example $$IF n_prefix~Mr~Hello Mr.~Hello Ms.$$ - search the field "n_prefix", for "Mr", if found, write Hello Mr., else write Hello Ms.'),
+			) as $name => $label)
 		{
 			echo '<tr><td>$$'.$name.'$$</td><td colspan="3">'.$label."</td></tr>\n";
 		}
diff --git a/addressbook/setup/egw_de.lang b/addressbook/setup/egw_de.lang
index 17d730794d..795ef0407d 100644
--- a/addressbook/setup/egw_de.lang
+++ b/addressbook/setup/egw_de.lang
@@ -156,6 +156,7 @@ end	addressbook	de	Ende
 enter the path to the exported file here	addressbook	de	Bitte geben Sie den Pfad für die exportierte Datei an
 error deleting the contact !!!	addressbook	de	Fehler beim Löschen des Kontakts !!!
 error saving the contact !!!	addressbook	de	Fehler beim Speichern des Kontakts !!!
+example $$if n_prefix~mr~hello mr.~hello ms.$$ - search the field "n_prefix", for "mr", if found, write hello mr., else write hello ms.	addressbook	de	Beispiel: "$$IF n_prefix~Herr~Sehr geehrter~Sehr geehrte$$" - suche in dem Feld "n_prefix" nach "Herr", wenn gefunden, schreibe "Sehr geehrter", wenn nicht gefunden schreibe "Sehr geehrte"
 existing links	addressbook	de	Bestehende Verknüpfungen
 export	addressbook	de	Export
 export as csv	addressbook	de	Exportieren als CSV
diff --git a/addressbook/setup/egw_en.lang b/addressbook/setup/egw_en.lang
index 4a91eb014a..65debc9310 100644
--- a/addressbook/setup/egw_en.lang
+++ b/addressbook/setup/egw_en.lang
@@ -156,6 +156,7 @@ end	addressbook	en	End
 enter the path to the exported file here	addressbook	en	Enter the path to the exported file here
 error deleting the contact !!!	addressbook	en	Error deleting the contact !!!
 error saving the contact !!!	addressbook	en	Error saving the contact !!!
+example $$if n_prefix~mr~hello mr.~hello ms.$$ - search the field "n_prefix", for "mr", if found, write hello mr., else write hello ms.	addressbook	en	Example $$IF n_prefix~Mr~Hello Mr.~Hello Ms.$$ - search the field "n_prefix", for "Mr", if found, write Hello Mr., else write Hello Ms.
 existing links	addressbook	en	Existing links
 export	addressbook	en	export
 export as csv	addressbook	en	Export as CSV