For any others interested, I just discovered a terrific website link which demonstrates, both with audio clips and musical notation, how to emulate the sound of a Pedal Steel Guitar with Pitch Bend (or Glide if utilizing a footpedal) and Volume Pedal. This supports Glenn Toth's approach. Gotta grab that volume pedal out of the closet now and give it a try. Here's the link:
http://www.fenderplayersclub.com/pdfs/lessons/pedal_steel_licks.pdf

Scott