It is called regularly by a system and works in a background
and transmits position information acquired with GPS by an email.
When GPS is not effective, the email is transmitted.
Added a setting to send the URL only, Twitter for.
10 seconds to wait for the GPS measurements.
Timeout to 30 seconds with a mail server.
Because GPS worked when it was necessary, there became few battery consumptions.
3 minutes were added in the interval of the email.
Supported Android 1.6
Was modified so that it appears correctly in all resolutions.