A microprocessor circuit for organizing access to data or programs stored in a memory has a microprocessor, a memory for storing an operating system, and a memory for storing individual external programs. The gate dielectric layer includes an oxide layer having a dielectric constant greater than 4, and silicon concentrated at interfaces of the oxide layer with the substrate and with the metal gate electrode. When the market is active, traders can submit orders that improve on the price of the current market price of an item. A stacked film comprising \xd710 layers is prepared so that the total thickness of the main magnetic film is 2 \u03bcm. The callouts provide additional functionality such as intrusion detection, logging, and parental control features.