Patent ID: 7460883

Claim:
A cellular telephone system that is part of a call network, comprising: a first cellular telephone for a child; a second cellular telephone for a first relative of the child; at least a third cellular telephone for at least a second relative of the child; the first cellular telephone comprising a first button for activating a call to the second cellular telephone and at least a second button for activating a call to the at least a third cellular telephone, the first cellular telephone further comprising green and red color coding of each of the first button and at least the second button such that a closest one of either (a) the second cellular telephone, or (b) a closest one of the at least a third cellular telephone, will have a button indicated by green coding and the other button or buttons will be indicated by red; and wherein the first cellular telephone can query the call network for the location of said closest cellular telephone, and closest is measured by at least one of closest geographically, closest by driving time, and closest by driving distance.