8. The scroll display control device according to claim 7 , further comprising a text display setting information memory which variably stores the text display setting information of the text displayed on said text display screen.
8. The scroll display control device according to claim 7 , further comprising a text display setting information memory which variably stores the text display setting information of the text displayed on said text display screen. 10. The scroll display control device according to claim 8 , wherein said text display setting information memory variably stores the display reference position of said text display screen.