Mouse lag and slow with iatkos 10.6.3

[BNR]

Hi guys,

I have a little''big'' problem with my mouse.It become laggy and slowy right after i boot into Snow Leopard 10.6.3.Doesn't have something with Quicktime or any other application.The lag is there in any application.So,can you guys help me out to solve this one ?

Thank a lot!