access last 6 islands!
After defeating the Pokemon league check your pokedex. If it has 145 Pokemon recorded go to oak in his lab and get the national dex. Go to 1 island and talk to the guy at the big machine in the Pokemon center. He will ask you to get the item ruby. Go to the the 2 team rocket guys at mt ember. They would of puncered a hole in the wall. Defeat both of them then go through the hole. When you reach a ruby at the end of the cave take it to the guy and give it to him. He will then ask you to get sapphire on 5 island. Fet the rainbow pass and you can now go to 4, 5, 6 and 7 island.
Now for bith island and navel rock.
Access mstery gift an get the aurora ticket for birth island (I call it birthday island!) and the mystery ticket for navel rock. First go to the sailing guy at vermilion. He will say "oh you go the aurora ticket I can take you to birth island!" if you got the aurora ticket or "oh you got the mystic ticket I can take you to navel rock!" if you got the mystic ticket.
Added by: Theodagreat Jan 24th 2009, ID#12582