Summary says it all. There seems to be nothing in the Dos Merge manual about attaching the mouse. Any clues? Thanks Bill -- wlr at fosters.ee.ufl.edu -- Bill Ricker wlr at vlsi2.ee.ufl.edu 141 Turkey Creek wlr at beach.cis.ufl.edu Alachua, FL 32615 bill%ricker.UUCP at ufl.edu (904) 462-3377 gatech!uflorida!ricker!bill