an electronic business terminal has the capability of electronically displaying a plurality of individual journal entry items on a crt at the command of the terminal operator , who can cause the display of items to be scrolled backward or forward as desired , to locate a particular journal item . the information to be displayed is stored in a journal window stack . controls are provided for determining the address of the initial entry of the stack , the size of the stack and the location at which the next item is to be added to the stack . controls are also provided for display of the entries contained in the stack . a counter is provided to count the number of entries in the stack .