diff --git a/ChangeLog b/ChangeLog
index 6322f5908..d365cd932 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,8 @@
+2005-01-03  Don Allingham  <dallingham@users.sourceforge.net>
+	* src/GrampsDbBase.py: move all thumbnail creation here to have
+	a common thumbnail scheme.
+	* src/GrampsInMemDB.py: remove thumbnail handling, use base class
+
 2005-01-02 Alex Roitman  <shura@alex.neuro.umn.edu>
 	* src/Report.py: Add support for a semi-common 'dispf'.
 	* src/ReportOptions.py: Add support for a semi-common 'dispf'.
diff --git a/src/GrampsDbBase.py b/src/GrampsDbBase.py
index 03259b328..e18969073 100644
--- a/src/GrampsDbBase.py
+++ b/src/GrampsDbBase.py
@@ -37,6 +37,9 @@ import time
 import locale
 import re
 from gettext import gettext as _
+import os
+import md5
+import gtk
 
 import GrampsGconfKeys
 import Utils
@@ -1217,13 +1220,35 @@ class GrampsDbBase:
             else:
                 return cols
 
+    def _build_thumb_path(self,path):
+        base = os.path.expanduser('~/.gramps/thumb')
+        m = md5.md5(path)
+        return os.path.join(base,m.hexdigest()+'.jpg')
+
     def get_thumbnail_image(self,handle):
         data = self.media_map.get(handle)
         if data:
-            import ImgManip
-            return ImgManip.get_thumbnail_image(data[2])
+            filename = self._build_thumb_path(data[2])
+            if not os.path.isfile(filename):
+                self.set_thumbnail_image(handle,data[2])
+            return gtk.gdk.pixbuf_new_from_file(filename)
         else:
             return None
+
+    def set_thumbnail_image(self,handle,path):
+        try:
+            pixbuf = gtk.gdk.pixbuf_new_from_file(path)
+            w = pixbuf.get_width()
+            h = pixbuf.get_height()
+            scale = 96.0 / (float(max(w,h)))
+            
+            pw = int(w*scale)
+            ph = int(h*scale)
+            
+            pixbuf = pixbuf.scale_simple(pw,ph,gtk.gdk.INTERP_BILINEAR)
+            pixbuf.save(self._build_thumb_path(path),"jpeg")
+        except:
+            print "Could not create thumbnail for",path
             
 class Transaction:
     """
diff --git a/src/GrampsInMemDB.py b/src/GrampsInMemDB.py
index c68cddf1f..77347b989 100644
--- a/src/GrampsInMemDB.py
+++ b/src/GrampsInMemDB.py
@@ -28,10 +28,6 @@ must hold all of their data in memory.
 from RelLib import *
 from GrampsDbBase import *
 
-import os
-import md5
-import gtk
-
 class GrampsInMemCursor(GrampsCursor):
     """
     Cursor class for in-memory database classes. Since the in-memory
@@ -222,32 +218,3 @@ class GrampsInMemDB(GrampsDbBase):
         else:
             return None
 
-    def _build_thumb_path(self,path):
-        base = os.path.expanduser('~/.gramps/thumb')
-        m = md5.md5(path)
-        return os.path.join(base,m.hexdigest()+'.jpg')
-
-    def get_thumbnail_image(self,handle):
-        data = self.media_map.get(handle)
-        if data:
-            filename = self._build_thumb_path(data[2])
-            if not os.path.isfile(filename):
-                self.set_thumbnail_image(handle,filename)
-            return gtk.gdk.pixbuf_new_from_file(filename)
-        else:
-            return None
-
-    def set_thumbnail_image(self,handle,path):
-        try:
-            pixbuf = gtk.gdk.pixbuf_new_from_file(path)
-            w = pixbuf.get_width()
-            h = pixbuf.get_height()
-            scale = const.thumbScale / (float(max(w,h)))
-            
-            pw = int(w*scale)
-            ph = int(h*scale)
-            
-            pixbuf = pixbuf.scale_simple(pw,ph,gtk.gdk.INTERP_BILINEAR)
-            pixbuf.save(self._build_thumb_path(path),"jpeg")
-        except:
-            print "Could not create thumbnail for",path