[Aetae]

JS:

function highlight(chkbox){
    chkbox.parentNode.parentNode.style.background = (chkbox.checked ? "#b2ffb2" : "#e0ffff");
    document.cookie = 'sbor=' + Number(chkbox.checked) + '; path=/; expires=Mon, 31 Jan 4000 00:00:00 GMT';
}

PHP:

<input 
  type="checkbox"
  form="ORDER_FORM"
  name="sbor"
  id="sbor"
  value = "22"
  onclick="highlight(this);"
  <?=$_COOKIE['sbor'] ? 'checked' : ''?>
/>