diff --git a/common.py b/common.py
index 5f02a7a..5725750 100644
--- a/common.py
+++ b/common.py
@@ -20,8 +20,8 @@ delay = 0.100 # seconds
 basedir = '.'
 if 2 == len(sys.argv): basedir = sys.argv[1]
 
-event_files_dir = os.path.join(basedir, 'event_files')
-fifo_path = os.path.join(basedir, 'cmdfifo')
+event_files_dir = os.path.join(basedir, conf('path_event_files'))
+fifo_path = os.path.join(basedir, conf('path_cmdfifo'))
 
 def debug_enabled():
 #	return True
diff --git a/levenshtein_test.py b/levenshtein_test.py
new file mode 100755
index 0000000..a29abc7
--- /dev/null
+++ b/levenshtein_test.py
@@ -0,0 +1,38 @@
+#!/usr/bin/python3
+
+from common import levenshtein
+
+(a, b) = ('foo barbaz', 'foobar baz')
+(a, b) = ('sitting', 'kitten')
+(a, b) = ('Monte Kali (Heringen)', 'http://de.wikipedia.org/wiki/Monte_Kali_%28Heringen%29')
+
+(matrix, ret) = levenshtein(a, b, return_table=True)
+
+sep = ' '*0
+out = ''
+for B in b:
+	out += sep + '%2s' % B
+print(sep + ' '*4 + out)
+
+for i in range(len(matrix)):
+	if 0 == i:
+		out = '  '
+	else:
+		out = '%2s' % a[i-1]
+
+	for j in range(len(matrix[i])):
+		if 0 == i or 0 == j:
+			col = '30;42'
+		elif i == j:
+			col = '41'
+		else:
+			col = 0
+
+		if 0 != col:
+			out += sep + '\x1b[%sm%2d\x1b[m' %(col, matrix[i][j])
+		else:
+			out += sep + '%2d' % matrix[i][j]
+
+	print(out)
+
+print(ret)
diff --git a/local_config.py.skel b/local_config.py.skel
index a08409d..6774ad2 100644
--- a/local_config.py.skel
+++ b/local_config.py.skel
@@ -22,6 +22,8 @@ config['hist_max_time'] = 10 * 60
 config['uptime'] = -time.time()
 config['request_counter'] = 0
 
+config['path_event_files'] = 'event_files'
+config['path_cmdfifo'] = 'cmdfifo'
 config['persistent_storage'] = 'urlbot.persistent'
 
 # the "dice" feature will use more efficient random data (0) for given users