anchor.diff:          </div>
           <%= f.hidden_field(:amount) %>
           <%= hidden_field_tag(:stripeToken) %>
  +        <div id="error_explanation">
  +          <% if flash[:error].present? %>
  +              <p><%= flash[:error] %></p>
  +          <% end %>
  +        </div>
           <button id="donateButton" class="btn btn-primary btn-lg">Donate</button>
       <% end %>
       </div>
  
positive.code:     var email = $('input#donation_email').val();
  
      var amount = $('#donation_amount').val();
      amount = amount.replace(/\$/g, '').replace(/\,/g, '')
  
      amount = parseFloat(amount);
  
      var frequency = $("[name='donation[frequency]']").val();
  
      if (frequency == 'Monthly') {
        var description = 'Monthly Donation'
        var panelLabel = 'Donate {{amount}} Monthly'
      }
      else if (frequency == 'Once') {
        var description = 'One Time Donation'
        var panelLabel = 'Donate {{amount}}'
      } else {
        $('#error_explanation').html('<p>Please choose Donate Monthly or Donate Once.</p>')
      }
  
      if (isNaN(amount)) {
  
negative.code:           </div>
          </div>
          <div class="form-group form-check form-check-inline">
            <%= f.radio_button :frequency, 'Monthly', class: 'form-check-input', id: 'donation_frequency_monthly' %>
            <%= f.label :frequency_monthly, 'Donate Monthly', class: 'form-check-label'%>
          </div>
          <div class="form-group form-check form-check-inline">
            <%= f.radio_button :frequency, 'Once', class: 'form-check-input', id: 'donation_frequency_once' %>
            <%= f.label :frequency_once, 'Donate Once', class: 'form-check-label'%>
          </div>
          <div class="form-group form-check">
  