question: back button prevention

This WebDNA talk-list message is from

1997


It keeps the original formatting.
numero = 12645
interpreted = N
texte = Is there a way to prevent a user from doing the $pruchase twice? As it is now, the user can go back to the invoice page by using the back button and then press the $purchase again. The results are zeroed out but it plays havoc on webmerchant.Kevin Associated Messages, from the most recent to the oldest:

    
  1. Re: question: back button prevention (Grant Hulbert 1997)
  2. Re: question: back button prevention (Kenneth Grome 1997)
  3. question: back button prevention (Kevin Furuta 1997)
Is there a way to prevent a user from doing the $pruchase twice? As it is now, the user can go back to the invoice page by using the back button and then press the $purchase again. The results are zeroed out but it plays havoc on webmerchant.Kevin Kevin Furuta

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