<script>
jQuery(document).ready(function($){
var arrivedFrom = document.referrer;
var referrerPage = '/some-page';
if (arrivedFrom.indexOf(referrerPage) > -1)
// Bingo! Do something
$('#xyz').css('background-color','green');
else
// Nope! Do nothing or do something else
$('#xyz').css('background-color','red');
});
</script>
<script>
jQuery(document).ready(function($){
var arrivedFrom = document.referrer;
var referrerPage = '/some-page';
if (arrivedFrom.indexOf(referrerPage) > -1){
$('#terug').attr('href', arrivedFrom);
}
else {
$('#terug').attr('href', referrerPage);
}
});
</script>