microsoft wireless optical notebook mouse

i bought this mouse a couple of months ago,the first time it worked
perfectly
but now it doesnt here is the problem,when i connect to the usb that i
have
always used with that mouse the power button of connect in the transmiter
its
on but when i move the mouse it doesnt move the pointer it doesnt happend
nothing, i tried on another usb and it just moves a little then it stops
and
then click the buttons and it doesnt work,i tried in another laptop but it
doesnt work either the usb's work as right now i am using another mouse,i
tried the connect buttons but they doesnt work either the transmiter just
keeps beeping (the light) and then i click the connect in the mouse but it
like the transmiter doesnt recognise the mouse.Any help?