8. The method of claim 1 , further comprising: causing a voice call to be initiated to a number string displayed in the second format in which the position marker is located when the first predetermined user input is detected and the number string meets third predetermined criteria.
8. The method of claim 1 , further comprising: causing a voice call to be initiated to a number string displayed in the second format in which the position marker is located when the first predetermined user input is detected and the number string meets third predetermined criteria. 10. The method of claim 8 , wherein the first predetermined user input is actuation of a SEND key.