--- a/python/utils.py	Fri Aug 06 01:09:44 2010 -0400
+++ b/python/utils.py	Fri Aug 06 19:45:47 2010 -0400
@@ -161,6 +161,10 @@
     else:
         return filename
 
+def cleanFilename(s):
+    'cleans filenames obtained when contatenating figure characteristics'
+    return s.replace(' ','-').replace('.','')
+
 def listfiles(dirname, extension, remove = False):
     '''Returns the list of files with the extension in the directory dirname
     If remove is True, the filenames are stripped from the extension'''