... for the purpose of deleting a URL from the list, the function to which we added this line of script is executed. The conditional part of the statement is only executed when the last URL in the ... Normally, the user controls what has focus at any particular time due to the way he or she is interacting with the application. However, the FocusManager component gives you some control over the ... address, chances are that there's a button on the interface that, when clicked, will submit the address. Instead of making the user click the button, you can set the FocusManager's setDefaultButton...