Im stuck! how can i finish the within the light quest on runesape?

On runescape im on the quest the the within the light, and ive got to the part where you and the elf guy actually enter the temple of light. he has a bow. and i got to the pillar that you have to turn to open the door to talk to the dwarf. i realised i needed the crystal trinket and teleportd and got one. i headed back to the temple of light and i cant get back to where th dwarf and the elf guy are. PLEASE HELP. thanks :)