diff -r a26e907b8022 -r 7a7e5a853937 imms.py
--- a/imms.py	Sun Dec 07 16:05:33 2008 -0500
+++ b/imms.py	Sun Dec 07 16:45:52 2008 -0500
@@ -5,19 +5,25 @@
 
 _log = stderr
 
+MIN_RATING=0
+MAX_RATING=100
+
 def rating_to_color(rating):
-    i = rating
     red = green = blue = 0
-    if i <= 25:
+    division_size = (MAX_RATING-MIN_RATING)/4
+    divisions = range(MIN_RATING, MAX_RATING+1, division_size)
+    if rating <= divisions[1]:
         red = 255
-        green = i * 255 / 25
-    elif i <= 75:
-        red = (75-i) * 255 / 50
+        green = (rating-divisions[0]) * 255 / division_size
+    elif rating <= divisions[2]:
+        red = (divisions[2]-rating) * 255 / division_size
         green = 255
+    elif rating <= divisions[3]:
+	green = 255
+	blue = (rating-divisions[2]) * 255 / division_size
     else:
-        green = 255
-        blue = (i-75) * 255 / 25
-    print >>stderr,"Rating:",rating,"R:",red,"G:",green,"B:",blue
+        green = (divisions[4]-rating) * 255 / division_size
+        blue = 255
     return "#%02x%02x%02x" % (red, green, blue)
 
 class IMMSDb: