Searches the database and retrieves the information about the
skill, populating it and it's items.
Parameters
resource
$db
Connection to the database.
integer
$id
Skill identifier.
get_image()
get_image() : string
Gets the path to the skill image. The image must be in the
img/skill/ directory, and its name must be the set id,
padded with '0' to 8 digits, and the extension must be '.png'.