Set your Computer time Synchronized with NTP Server at  Measurement Units, Standards and Services Department(sltime.org)

Download for Windows xp (Registry file)
 

For Linux, Windows 7, windows 2003 or other operating Systems refer relavent tecnical manual or web resources to set the system time using internet NTP time source and use sltime.org as the trusted internet time source
 

Read more about NTP-www.ntp.org
 

Standard Time Regulation 2011
Download