download a new one here... http://planet-iphones.com/forums/index.php?board=66.0
Use the Undo command. You can do it in the menu or by pressing the undo icon or pressing the Ctrl - Z key combination.
You don't get your money back for deleting an app
Yes.
You don't. You have to unlock it first.
I don't think you can
Yes. Deleting apps results in more memory for your iPod Touch.
clicking the back button and deleting the window
How to get App Store back on iPad after deleting it
The Mayan calendar dates back to around 3114 BCE. It was a complex system that included various calendar counts, such as the Tzolk'in (260-day calendar) and the Haab' (365-day calendar), as well as the Long Count calendar used for historical dates.
Deleting your Streetpass notifications deletes all your Miis and cannot be recovered.
Assuming that you want a copy of the calendar used in the Western world, you can type 'petpetual calendar' in to a search engine. It will display calendars back to about the 1500's, if not futher back.
I guess Facebook file or gamecenter file