A system and method for inserting an object into a distributed database is provided. This invention also relates to a method of treating andor preventing pre-hypertension by administering to a mammal, including a human, a dietary supplement comprising grape extract. If the unique transaction identifier is received, a list of goods purchased by the consumer during the transaction is retrieved from a computer associated with the retailer and additional information to retrieve is determined based on at least one preference of the consumer. The inductors are fixed to the other side of the inductor support plate and then electrically connected by connecting cables through this opening to the control mechanism andor power electronics. Whether or not the first position is included in the areas corresponding to the microlenses is determined based on the second positions stored in the cache. The technique of the invention desirably simplifies the control procedure of varying the compression ratio of the engine and reduces the size of the mechanism required for this purpose.