Tail designs of Etihad Airways (L) and Air Serbia (formerly JatAirways) planes are seen in Belgrade on August 1, 2013

The tail design of an Etihad Airways (L) and of an Air Serbia (formerly JatAirways) airplanes are shown in Belgrade on August 1, 2013. The Serbian government approved Friday plans by the national airline JatAirways, in which it sold a 49 percent stake to Etihad Airways last week, to lease 10 Airbus aircraft.