mattcolman/prevent_backspace.js

## prevent_backspace.js
$(document).bind("keydown", function (e) {
  if (e.keyCode == 8) { // backspace
    e.preventDefault()
    // do whatever the backspace should do
  }
}
	$(document).bind("keydown", function (e) {
	if (e.keyCode == 8) { // backspace
	e.preventDefault()
	// do whatever the backspace should do
	}
	}