A computer program product for managing health care educational information is provided. The controller receives a second command which is input after the first command and indicates a last command of a group of commands including write commands andor read commands, and starts a write operation from the buffer to the memory cell array in response to the second command. Moreover, the incremental parser can intelligently handle errors related to modification of the hierarchical file, such as unmatched tags corresponding to unmatched nodes in the tree. A first electrode is provided proximate the upper surface.