tips are provided until the mouse leaves the field: Username field: "Your username is your email address" Password field: "Your password is at least 8 characters long" The event handler functions should be written so that they can be used for both fields. Tips: the events for a mouse entering and leaving an element are mouseover and mouseout HTML: CSS: JavaScript Event Handlers: 1 // write your event handler functions here 3 JavaScript Event Registration: // write your event registration code here