Spec me a usb ps/2 switch

[Subliminal Aura]

I want to be able to switch and share my keyboard(ps2) and usb mouse between 2 computers without going full KVM.

Does such a device exist ?

//edit think I'm looking for something similar to this available in the Uk
http://www.usbmax.com/US-24_USB_2.0_2-Port_Switch_for_Sharing_Devices.cfm