>>24875553>>24875608>>24876253according to doesnt, you need to get the porygon from the dead girl on chateau of time, get ordina on victory road, beat all the gym leaders again, beat the trainers that appears in ice, fire and thunder island (may,brendan and the male/female protag) and talk to jackie in the ranger base. This should activate the teleporter in D.H. Building
here it is his playthrough, it cover almost everything in the game:
>>>http://s7.zetaboards.com/Nuzlocke_Forum/topic/8724371/1/sorry for the bad engrish 