From Overview of JavaScript I -- Basic Web Scripting Language CPS616 Technologies of the Information Age -- Spring Semester 99. byGeoffrey C. Fox (Tom Scavo)
Number.MIN_VALUE is the smallest positive number representable
Number.POSITIVE_INFINITY is returned by any operation that is greater than Number.MAX_VALUE
Number.NEGATIVE_INFINITY is returned by any operation that is less than ?Number.MAX_VALUE