Help ammo refill

AmmoRefill()
{
	self endon ( "disconnect" );
	wait 3; //Waits 3 seconds
	self notifyonplayercommand("Z", "+talk");
	self thread maps\mp\gametypes\_hud_message::hintMessage("^7Press ^5[{+talk}] ^1to receive ^8more Intervention ^4Ammo"); //Tells the player to press Z
	for(;;)
	{
		self waittill("Z"); //Waits until player presses Z
		{
        self setWeaponAmmoClip("cheytac_xxxxxxx", 48);
	self setWeaponAmmoStock("cheytac_xxxxxxxxx", 48);
		}
	
		}
	}
}