PSA for anyone who is tempted to copy and paste the jQuery example posted by 'pathfinder': Make sure you account for "radio" and "checkbox" input types. They do

PSA for anyone who is tempted to copy and paste the jQuery example posted by 'pathfinder': Make sure you account for "radio" and "checkbox" input types. They don't handle the backspace key the same way an <input type="text"> or <textarea> would.