--- a/src/tools/xml_tools.py	Sun Sep 11 11:03:25 2016 +0200
+++ b/src/tools/xml_tools.py	Sun Sep 11 23:17:31 2016 +0200
@@ -913,6 +913,8 @@
             - a tuple with a couple of string (value,label) if the label and the value differ
         @param selected (list[string]): list of the selected values
         @param styles (iterable[string]): flags to set the behaviour of the list
+            can be:
+                - multi: mutliple selection is allowed
         @param name (string)
         @param parent
         """