A bicycle hub is provided with a hub axle assembly, a hub shell and a pair of bearing units. The positional relationship of the conductors in the modular plug housing insert device are arranged to from capacitance, such that the Near-end Crosstalk and Far End Crosstalk is reduced without compromising impedance. A PDF document may be parsed and \u201chotspotted\u201d to provide clickable areas that allow for windows to show structured data without adding hyperlinks to the PDF document.