+ * This code is based on the article Copyright 1986 Stephen Satchell.
+ *
+ * Programmers may incorporate any or all code into their programs,
+ * giving proper credit within the source. Publication of the
+ * source routines is permitted so long as proper credit is given
+ * to Stephen Satchell, Satchell Evaluations and Chuck Forsberg,
+ * Omen Technology.
+ *
+ * \version $Id$