--- a/index.cgi	Tue May 05 17:18:04 2009 +0300
+++ b/index.cgi	Tue May 05 17:23:40 2009 +0300
@@ -5,9 +5,25 @@
 
 from PIL import Image, ImageDraw, ImageFont, ImageEnhance
 from cStringIO import StringIO
-import random
+import random, itertools
 
-
+if not hasattr(itertools, 'izip_longest') :
+  
+    def izip_longest(*args, **kwds):
+        # izip_longest('ABCD', 'xy', fillvalue='-') --> Ax By C- D-
+        fillvalue = kwds.get('fillvalue')
+        def sentinel(counter = ([fillvalue]*(len(args)-1)).pop):
+            yield counter()         # yields the fillvalue, or raises IndexError
+        fillers = itertools.repeat(fillvalue)
+        iters = [itertools.chain(it, sentinel(), fillers) for it in args]
+        try:
+            for tup in itertools.izip(*iters):
+                yield tup
+        except IndexError:
+            pass
+    
+    itertools.izip_longest = izip_longest 
+    
 class Defaults :
     # settings
     text = [
@@ -66,16 +82,24 @@
 
     data = []
     
-    for line, char, color in zip(text, chars, line_colors) :
+    for line, char, color in itertools.izip_longest(text, chars, line_colors, fillvalue=None) :
         # pick position to place char
         pos = random.randint(1, len(line) - 1)
+
+        if not color :
+            color = "#000000"
         
         # split into three parts
-        data.append([
-                (line[:pos], "#000000"),
-                (char, color),
-                (line[pos:], "#000000"),
-            ])
+        if char :
+            data.append([
+                    (line[:pos], "#000000"),
+                    (char, color),
+                    (line[pos:], "#000000"),
+                ])
+        else :
+            data.append([
+                    (line, "#000000"),
+                ])
     
     return data