Oh, I never thought of that. I'll pay attention to it and see if that's what
the cause is ... and I have to figure out a simpler work-around or way to
get the optical mouse back into action than uninstall/reinstall the drivers.

Thanks!

--Jim
"Glenda P" <glendanow2000(at)hotmail.com> wrote in message
news:eOblRc1%23FHA.3096@tk2msftngp13.phx.gbl...
:I am not sure if this could be your problem but do you use a wireless phone
: while at the pc, or near the pc with the wireless mouse? They use the same
: frequency and can interfere with the mouse.
: Glenda
:
: