diff --git a/lib/python/skin.py b/lib/python/skin.py
index 7a4a94cfdc..d2bc793099 100644
--- a/lib/python/skin.py
+++ b/lib/python/skin.py
@@ -400,6 +400,11 @@ def parseScale(s):
 	return val
 
 
+def mergeScale(s1, s2):
+	#  merge ((w, w), (h, h)) with ((x, x), (y, y))
+	return ((s1[0][0] * s2[0][0], s1[0][1] * s2[0][1]), (s1[1][0] * s2[1][0], s1[1][1] * s2[1][1]))
+
+
 def parseScrollbarMode(s):
 	from enigma import eListbox
 	try: