Abstract: Through questionnaires, 589 adolescents were surveyed about their time perspective, interpersonal involvement and Internet use. The finding indicated that there was no influence of demographic factors on the pathological Internet use (PIU) of adolescents. The orientation of time perspective, however, could predict PIU, with the interpersonal involvement, of parents and peer, playing different mediating effect respectively.

Key words: adolescents, time perspective, interpersonal involvement, pathological Internet use