thank you for answer
so it is peace, that is very nice
just noticed there is even smily for that
yes there are some other countries where it is used to express other gestures, even rude, also i think it was used as revolutionary symbol during ending of last century here, and students in our country use this to get noticed by teacher during the running class so teacher knows when they need assistance. but at that case they will hold a hand over they head, not aside the torso