FamilySafe play online

This program aims to provide protection for family members in general, especially the elderly or children of an age that allows them to go out alone to go to school or club without their parents.
When someone feels in danger or someone else is going to attack him the program sends a distress message loaded with the geographical location and this person is able to make a call with one of emergency contacts as soon as he shakes the mobile several specific times
This application would have a shake detector, which means on shaking the device, SMS messages will be sent to emergency contacts numbers. It will also send the location with a google map link to registered contacts.
This is User module will be under the desire of users to send their location or make a call.