An interconnect structure for integrated circuits for copper wires in integrated circuits and methods for making the same are provided. The check valve can be advantageously used for the air-packing device having a multiplicity of air containers. When the shutter is at the closing position, a butting portion of the shutter is in contact with a grounding contact piece incorporated in the housing. The outer casing extends upwardly from the flange to a rim to define a space surrounding the inner casing. Yet other embodiments relate to controlling work on a workpiece, based on analysis of the relevant patterns. A receipt of the message is displayed by providing a first animation allocated to an animatable figure on a display.