pap_powerup()
{
	//ensure the player is valid
	if(!is_player_valid(self))
	{
		return;
	}
	currentWeapon = self GetCurrentWeapon();
	//ensure current weapon exists, its not a grenade and that its not already upgraded
	if(!isDefined(currentWeapon) || getWeaponType(currentWeapon) == "grenade" || isSubStr(currentWeapon, "upgraded"))
	{
		return;
	}
	//make the weapon upgraded
	upgradeWeapon +=  "_upgraded";
	//take the current weapon and give the upgraded one
	self takeWeapon(currentWeapon);
	self giveWeapon(upgradeWeapon);
	self switchTo(upgradeWeapon);
}