info: displays simple splash window announcing program name, version and copyright information Usage: [h0] = splash(name, version, when, posi); arguments: name = string for name used in window title version = string for version, e.g, '1.0' appended to name when = string for date, e.g, '09-Apr-1999' posi = vector for x, y location of lower left corner of window in screen pixel units (optional) Author: Peter Burns, 1 Oct. 2008 Copyright (c) 2007 Peter D. Burns