Authorizing the commissioner of natural resources (DNR) to designate water trails primarily developed for personal watercraft using lakes and rivers and existing public lands for designated rest areas, specifying certain relating duties of the commissioner; authorizing the commissioner to accept donations of land, easements or money for rest areas; reducing the personal watercraft surcharge and requiring the surcharge to be divided equally among law enforcement, grants to groups providing approved personal watercraft safety education and development of water trails; requiring the commissioner to plan and designate a pilot personal watercraft trail during the 1999 boating season and report to the legislature by a certain date(ra)