--- a/controls/CustomTree.py	Mon May 27 13:09:54 2013 +0200
+++ b/controls/CustomTree.py	Mon May 27 13:10:32 2013 +0200
@@ -39,7 +39,6 @@
     
     def __init__(self, *args, **kwargs):
         CT.CustomTreeCtrl.__init__(self, *args, **kwargs)
-        #self.SetBackgroundStyle(wx.BG_STYLE_CUSTOM)
         
         self.BackgroundBitmap = None
         self.BackgroundAlign = wx.ALIGN_LEFT|wx.ALIGN_TOP

--- a/graphics/ToolTipProducer.py	Mon May 27 13:09:54 2013 +0200
+++ b/graphics/ToolTipProducer.py	Mon May 27 13:10:32 2013 +0200
@@ -74,7 +74,8 @@
     
     def GetToolTipValue(self):
         """
-        Generic method that have to be overridden by derived classes 
+        Return tool tip text
+        Have to be overridden by inherited classes 
         @return: Tool tip text (None if not overridden) 
         """
         return None