This week's book giveaways are in the iOS and Features new in Java 8 forums. We're giving away four copies each of Barcodes with iOS: Bringing together the digital and physical worlds and Core Java for the Impatient and have the authors on-line! See this thread and this one for details.
There's no problem -- that's the way forms work in HTML. If there is a submit button on the form, a return in any field will cause the button to trigger.