how to submit a form with submit button outside form

<div><br /><br /> <form id=”my-form”><br /><br /> <label for=”name”>Name:</label><br /><br /> <input type=”text” name=”name”></input><br /><br /> </form></p><br /> <p> <!– … –></p><br /> <p> <button type=”submit” form=”my-form”>Submit</button><br /><br /> </div>