From 0787077b389a53c9566fbe2f57f3812054a226f1 Mon Sep 17 00:00:00 2001
From: Dmitry Melnikov <dmitryme@gmail.com>
Date: Wed, 23 Jan 2013 19:00:32 +0400
Subject: [PATCH] Update README.md

---
 README.md | 23 ++++++++++++++++++-----
 1 file changed, 18 insertions(+), 5 deletions(-)

diff --git a/README.md b/README.md
index 39aa61f..f1b29f4 100644
--- a/README.md
+++ b/README.md
@@ -14,23 +14,22 @@ is not in daylight saving, it will be corrected by library and "MSK" -> "PST" co
 
 #### Examples of usage
 
-Convert UTC time to local one
-   
+Converts UTC time to local one
 >localtime:utc_to_local({{2010, 7, 22}, {17, 56, 23}, "Europe/Moscow").
 >   
 >{{2010,10,10},{21,56,23}}
 
-Convert local time to UTC one
+Converts local time to UTC one
 >localtime:local_to_utc({{2010, 10, 10}, {21, 56, 23}}, "Europe/Moscow").
 >   
 >{{2010,10,10},{17,56,23}}
 
-Convert time from one local timezone to another local one
+Converts time from one local timezone to another local one
 >localtime:local_to_local({{2010, 10, 10}, {21, 56, 23}}, "Europe/Moscow", "Australia/Sydney").
 >   
 >{{2010,10,11},{3,56,23}} 
 
-Return timezone name
+Returns timezone name
 >localtime:tz_name({{2010, 10, 10}, {21, 56, 23}}, "Europe/Moscow").
 >   
 >{"MSK","MSK"}
@@ -38,3 +37,17 @@ Return timezone name
 >localtime:tz_name({{2010,10,11},{3,56,23}}, "Australia/Sydney").
 >   
 >{"EST","EST"}
+
+Calculates time difference between UTC and local one
+>localtime:tz_shift({{2013, 01, 22}, {18, 17, 00}}, "Europe/Moscow").
+>   
+>{'+',4,0}
+
+>localtime:tz_shift({{2013, 01, 22}, {18, 17, 00}}, "America/New York").
+>   
+>{'-',5,0}
+
+Calculates time difference between two local timezones
+>localtime:tz_shift({{2013, 01, 22}, {18, 17, 00}}, "America/New York", "Europe/Moscow").
+>   
+>{'+',9,0}