A method, device, and system for communicating with multiple users via a map over the Internet are disclosed. The device includes a processor for executing computer programs, a memory for storing data, an input module for entering user commands, a communication module for transmitting and receiving data, and a display for showing information on a screen. The device further includes logic for selecting a group of users, logic for creating a map to share among the group of users, logic for displaying locations of the group of users on the map, and logic for broadcasting changes of a user's location to the group over the Internet.