Icons when changing weapons

When changing one weapon on the other, at the top of the screen will be displayed with the selected weapon.

Features:
-Panel icons disappear after 1 sec., if not to switch weapons.
-The selected weapon has larger icon with a transparent texture and inactive, a small, transparent.
-Each icon refer to their group of weapons, for a total of 10:
-0-a fist.
-1-bits.
-2 guns.
-3-Shotguns.
-4-pistols-machine guns.
-5-assault rifle.
-6-gun.
-7-the heavy weapons.
-8-Grenades.
-9-spray.