Yup. Thanks. I know how to change the text. Just never know how they 'count' years during the time. I know they have names for month, but not years. Maybe the 'concept' haven't been realized yet.

Anyway, just another question. If I only change the text (and drop out the BC/AD era wouldn't some 'event's which is set to happen at certain date will not trigger ? Like the eruption of mount something..