dialouge question

[2yu556]

how do you get a npc to do the folowing

when you reply to something he makes a key appear next to him or somewhere

how is this done?
please explain it to me in detail but in a way as if you were talking to someone who has no idea what anything is or where to find it

i cant understand it so please halp halp would be nice

[dlcs18]

Ya checked my guide? It tellz ya how ta make an NPC give you an object!
http://zengazon-games.tripod.com/dialogs

[2yu556]

thanks a bunch dlcs18 that made alot more sence then the editor manual