Pocket Pc Antivirus Do I Need To Put Antivirus On My Pocket Pc? It's Hitachi G1000. Please Help!!!?

Do I need to put antivirus on my pocket pc? It's hitachi g1000. please help!!!? - pocket pc antivirus

I bought a Pocket PC and I do not know if I have set anti-virus. Please help me ... Are there any of you have to a manual?

Thank you very much.