function healonbuilding(_, activator, caller)
	if activator.m_iTeamNum == caller.m_iTeamNum then
		return
	end
	local particlelocation = activator:GetAbsOrigin() + Vector(0, 0, 150)
	if caller:IsObject() then
		activator:AddHealth(1000, 0)
		if activator.m_iHealth > 4200 then
			activator.m_iHealth = 4200
		end
		util.ParticleEffect("healthgained_blu_giant", particlelocation, nil, activator)
	end
end