any one have any input on a hand held gps that has lake contour maps in it??????My current graphs are eagle fish elite 480s, I would like to be able to transfer my waypoints from my graphs to my hand held,by SD or micro SD card......would like to stay reasonable on the price....being as im in the process of saving for side image unit of some kind.....maybe around the 200dollar mark , but more imortant dont want to buy cheap junk......any thoughts/advice...