The Detect Taint spell replaces the Detect Evil spell or spell like ability with the following modifications:
When detecting taint of a creature use the following guidelines.
FAINT- The creature's Taint Score is less than 1/2 it's Wisdom Score.
MODERATE- The creature's Taint Score is equal to 1/2 it's Wisdom Score but less than it's total Wisdom Score.
STRONG- The creature's Taint Score is equal to it's Wisdom Score.
OVERWHELMING- The creature's Taint Score is greater than it's Wisdom Score.
When detecting Taint of an area, use the "Cleric of an evil deity" entry.