convert to php adcodes

<script type="text/javascript">
  var uid = 'mycode';
  var wid = 'mycode';
</script>
<script type="text/javascript" src="//cdn.popcash.net/pop.js"></script>

<? php
echo '<script type="text/javascript">';
echo 'var uid = 'mycode';';
echo 'var wid = 'mycode';';
echo '</script>';
echo '<script type="text/javascript" src="//cdn.popcash.net/pop.js"></script>';
?>

echo '<script type="text/javascript">';
'var uid = 'mycode';';
 'var wid = 'mycode';';
 '</script>'
;

echo '<script type="text/javascript" src="//cdn.popcash.net/pop.js"></script>'
;