<?php
    require_once('braintree/lib/Braintree.php');
    Braintree_Configuration::environment('sandbox');
    Braintree_Configuration::merchantId('d68m73wzrttmy8t9');
    Braintree_Configuration::publicKey('h7c2bm97b72bm9fd');
    Braintree_Configuration::privateKey('67cf79121710d11dfe308c95c8bb3987');
   
  $btClientToken = Braintree_ClientToken::generate();
  
?>
<html>
<head>
<script src="jquery_popup.js"></script>
<script src="https://ajax.googleapis.com/ajax/libs/jquery/3.2.1/jquery.min.js"></script>
<script src='https://js.braintreegateway.com/v2/braintree.js'></script>
<script>
  braintree.setup(
    '<?php echo $btClientToken; ?>', 
    'dropin', {
      container: 'braintree'
    });
</script> 
</head>


<form id="checkout" method="post" action="result.php">
  <p><div id="braintree"></div></p>
  <p><input type="submit" value="Pay"></p>
</form>


