Virus W32.Klez.H@mm

I’m using Norton Antivirus Corporate Edition, 7.5 version.I’m facing virus problem of W32.Klez.H@mm.I had downloaded the removal tools for this virus and runned in all my pc and is detected. But when i tried to scan the pc in my company using SSC. The email virus alert send me that this virus is detected and the actual action is : Leave Alone.When i try to scan that “infected”pc, the result shown that no virus is detected. How to resolve this problem. How can i totally clear the virus (Leave ALone). Its make me received many email alert every time SSC scan all the pc.