privacy option if the user 12 rejects the improved security option then the transaction proceeds in the same way as for the previous example fig3 a to 3 f if the user 12 accepts the improved security option then this causes the screen controller program 74 to operate on all transaction related screens as illustrated in fig5 a to 5 f in the previous example fig3 a to 3 f the screen controller 74 allowed screens supplied by the atm application 72 to be presented full size without any modification however when the screen controller 74 is activated the screen controller 74 may modify the screens provided by the atm application 72 this ensures that screens are presented that cover only a sub portion of the display 30 the screen controller 74 modifies the size of a screen by applying an xsl stylesheet to the xml screens which reduces the spacing between words to allow the text to fit into a smaller screen area the reduced size pin entry screen 84 a is generally centrally located on display 30 and includes a surround area 86 that is not used for information related to the transaction being executed the transaction proceeds in the same manner as for.