Pulsante paypal

<input type="hidden" name="amount" value="<%# Amount %>">

protected decimal Amount
{
   get 
   {
      return Convert.ToDecimal(Request["Amount"]);
   }
}

Protected ReadOnly Property Amount() As Decimal
 Get
   Return Convert.ToDecimal(Request("Amount"))
 End Get
End Property

Protected _amount As Decimal
Protected ReadOnly Property Amount() As Decimal
 Get
   Return _amount
 End Get
 Set
   amount = Value
 End Set
End Property