--- documentViewer/documentViewer.py	2010/06/17 18:34:36	1.72
+++ documentViewer/documentViewer.py	2010/06/18 14:08:46	1.73
@@ -7,7 +7,7 @@ from AccessControl import getSecurityMan
 from Globals import package_home
 
 from Ft.Xml import EMPTY_NAMESPACE, Parse
-from Ft.Xml.Domlette import PrettyPrint, Print
+import Ft.Xml.Domlette
 import os.path
 import sys
 import urllib
@@ -266,7 +266,7 @@ class documentViewer(Folder):
         ret=""
         if mk is None:
             return ""
-        if type(mk) is not ListType:
+        if not isinstance(mk, list):
             mk=[mk]
         for m in mk:
             ret+="mk=%s"%m