E-Commerce Configuration Guide : Site Configuration Settings : Guest Related Settings : UseSameBtnText
 
UseSameBtnText
Key value:
Any text
Description:
Used to override the Use same guest button text on the GuestLookup.aspx page. If the setting is not present, the button text behaves the same as it did in versions previous to 4.0.57.
Example:
UseSameBtnText = Use {{guest_name}} again?
See also
None