1<script>
 2document.addEventListener('DOMContentLoaded', function() {
 3    const optionsField = document.querySelectorAll('input[name="form_fields[options][]"]');
 4    const totalField = document.getElementById('form-field-total');
 5    const paypalAmountInput = document.getElementById('paypal-amount');
 6    const paypalItemNameInput = document.getElementById('paypal-item-name');
 7 
 8    // CHANGE: Added this line to select the form element
 9    const form = document.getElementById('paypal-form');
10 
11    function getOptionPrice(option) {
12        switch(option) {
13            case 'Option 1 - $1':
14                return 1;
15            case 'Option 2 - $1':
16                return 1;
17            case 'Option 3 - $15':
18                return 15;
19            case 'Option 4 - $20':
20                return 20;
21            case 'Option 5 - $25':
22                return 25;
23            default:
24                return 0;
25        }
26    }
27 
28    function calculateTotalAndItemName() {
29        let total = 0;
30        let selectedOptions = [];
31        optionsField.forEach(function(option) {
32            if (option.checked) {
33                total += getOptionPrice(option.value);
34                selectedOptions.push(option.value.split(' - ')[0]); // Extract option name without price
35            }
36        });
37        totalField.value = `$${total.toFixed(2)}`;
38        paypalAmountInput.value = total.toFixed(2);
39        paypalItemNameInput.value = selectedOptions.join(', ');
40    }
41 
42    // Add event listeners to checkboxes
43    optionsField.forEach(function(option) {
44        option.addEventListener('change', calculateTotalAndItemName);
45    });
46 
47    // Initial total and item name calculation
48    calculateTotalAndItemName();
49 
50    // CHANGE: Added this block to prevent the form from submitting when the Enter key is pressed
51    form.addEventListener('keypress', function(event) {
52        if (event.key === 'Enter') {
53            event.preventDefault(); // Prevent the form from submitting
54        }
55    });
56 
57});
58</script>