There is provided a foreign pipe or tube determining method capable of accurately determining a foreign pipe or tube. The SMD clock recovery and skew adjustment circuit incorporates a delay segment into the forward delay line and backward delay line that accounts for all or some of the non variable portion of the asserted clock signal time period. An interlayer insulating film is constituted of at least lower and upper insulating layers and formed between the conductive coating and the source line. Alternatively, the spacer may be made from a rigid material. The form merging system allows the primary form customized by a user to be merged with various fields from a newly updated secondary form in an automatic manner. The gaming system disclosed herein additionally or alternatively enables a player to simultaneously play a plurality of games wherein certain of the games are eligible to operate with a remote host and certain of the games are ineligible to operate with the remote host.