--- ImageArchive/ImageArchive.py	2006/02/07 20:29:31	1.75
+++ ImageArchive/ImageArchive.py	2006/03/29 18:48:00	1.76
@@ -298,6 +298,11 @@ class ImageDigilib(Folder,Persistent,Imp
         user=getSecurityManager().getUser()
 
         roles=user.getRoles()
+
+	if self.getRightsQuery()=="":
+            #query empty then always true
+	    return True
+
         if 'Authenticated' in roles:
             return True
         
@@ -1604,7 +1609,7 @@ class ImageCollection(Folder, Persistent
         
         
     security.declareProtected('View','index_html')
-    def index_html(self,fn=None,generic=None):
+    def index_html(self,fn=None,generic='No'):
         """main template collection"""
     
         if fn:
@@ -1623,7 +1628,8 @@ class ImageCollection(Folder, Persistent
           
             overview=self.ZopeFind(self,obj_ids=['overview_selected.html'])
             
-            if overview and (generic is None):
+
+            if overview and (generic =='No'):
                 return overview[0][1]()
             else:
                 pt=PageTemplateFile(os.path.join(package_home(globals()),'zpt','overview_selected.zpt')).__of__(self)
@@ -1644,7 +1650,7 @@ class ImageCollection(Folder, Persistent
             
 
         overview=self.ZopeFind(self,obj_ids=['overview.html'])
-        if overview and (generic is None):
+        if overview and (generic == 'No'):
             return overview[0][1]()
         elif hasattr(self,'templates'):
             pt=self.templates.imgcoll_main.__of__(self)