Expands the corresponding profession in the guild window. This function is used to expand a single profession in the guild window (professions view) based on its ID. Can also be done while window is not visible. See
CollapseGuildTradeSkillHeader() for closing the view again.
See also Guild functions, Tradeskill functions.
professionID- The ID of the corresponding profession (
ExpandGuildTradeSkillHeader(171) -- Will expand the list of people having alchemy as a profession.