If you payed for your key, after mid JAN or FEB this year yes. Uninstall your old version, Install A7 and then reinstall your key into the A7 folder. Remember to backup any projects and files you where working on before hand.
Windows XP SP3 Intel Dual Core CPU: E5200 @ 2.5GHz 4.00GB DDR3 Ram ASUS P5G41T-M LX PCIE x16 GeForce GTS 450 1Gb SB Audigy 4 Spyware Doctor with AntiVirus