diff --git a/booking.stripe.js b/booking.stripe.js
index 92165b2..dfd32e1 100644
--- a/booking.stripe.js
+++ b/booking.stripe.js
@@ -23,32 +23,12 @@ jQuery(document).ready(function($) {
         }
     });
 
-    //attempt to update amount for amex cards
-    $('#card_number').focusout(function() {
-        console.log(['Card field lost focus', $(this).attr('class')]);
-    });    
-
     $('.form-submit').click(function (e) {
         //currentForm = $(this).closest('form');
         //if (currentForm === undefined)
         //    return;
         var $settings = Drupal.settings.booking_stripe;
         var $stripeForm = $("#" + $settings.form_selector);
-        //$description = $(':input[name="description"]', $stripeForm).val();
-        //console.log([$description]);
-        //description: currentForm.find('input[name="description"]').val(),
-        //email: currentForm.find('input[name="email"]').val(),
-        //amount: currentForm.find('input[name="amount"]').val() * 100,    
-        //alert($(':input[name="description"]', $stripeForm));
-
-        //set the amount dynamically based on the card brand from the token
-        //this doesn't actually work since card_brand isn't set yet
-        if ($(':input[name="card_brand"]', $stripeForm).val() == 'American Express') {
-            var $amount = $(':input[name="foreign_gross_amount"]', $stripeForm).val() * 100;
-        }
-        else {
-            var $amount = $(':input[name="gross_amount"]', $stripeForm).val() * 100; 
-        }
 
         handler.open({
             name: $settings.name,
@@ -63,8 +43,10 @@ jQuery(document).ready(function($) {
         });
         e.preventDefault();
     });
+    /*
     // Close Checkout on page navigation
     $(window).on('popstate', function() {
         handler.close();
     });
+    */
 });
\ No newline at end of file