Returns a hyperlink representing the player's progress on an achievement.
The tooltip associated with the hyperlink shows not only the details of the achievement itself, but also the completion of or progress towards the achievement by the player who produced the link.
See also Achievement functions, Hyperlink functions.
Signature:
link = GetAchievementLink(id)
Arguments:
id- The numeric ID of an achievement (number)
Returns:
link- A hyperlink for the player's achievement (string)