="chatTxtCont">dipak i prefer you not to use quick heal antivirus instead you can try symentac;kasperky or avast they are supereb ... u can get them for free at www.downloads.com or from shareware
McAfee is the best software if you are buying the full version.It provides a decent service and the defence functions are also quite good....norton 360 v2.0
Norton is not free.. you can try AVG which is free
kaspersky or norton...
kaspersky
symantec End point Protechtion 11.0...kaspersky.