Microsoft has announced that for very stable OS XP & Office 2003 support is going to end from April 8 2014.
Go through the official announcement by microsoft.
Windows XP SP3 and Office 2003 Support Ends April 8, 2014
So, it’s time for all organizations to move their desktops to new OS and for application developers to relook at their code.
Technical Blog 
Thanx for sharing this,
Xp Support