JavaResultPrint

<!DOCTYPE html>
<html>
    <head>
        <title>Exam Results</title>
        <style>
            table, th, td {
                border:1px solid black;
            }
            th {
                padding: 5px 10px 5px 10px;
            }
        </style>
       <script>
            var myTable = document.getElementById('myTable');
            var rowLength = myTable.rows.length;

            var cellPos = 3;
            var result = 0;
            for(int i = 1; i < rowLength; i++)
            {
                var oneCell = myTable.rows.item(i).cells;
                var cellValue = oneCell.item(cellPos).innerHTML;
                result += cellValue;
            }
             document.write(result);
            document.getElementById("result").innerHTML = result;
        </script>
    </head>
    <body>
        <table id="myTable">
            <thead>
                <tr><th colspan="4">Web fundamentals exam results</th></tr>
                <tr>
                    <th>&#8470;</th>
                    <th>First Name</th>
                    <th>Last Name</th>
                    <th>Score</th>
                </tr>
            </thead>
            <tbody>
                <tr>
                    <td>01</td>
                    <td>Ivan</td>
                    <td>Metrov</td>
                    <td>400</td>
                </tr>
                <tr>
                    <td>02</td>
                    <td>Doncho</td>
                    <td>Naumov</td>
                    <td>400</td>
                </tr>
                <tr>
                    <td>03</td>
                    <td>Vesko</td>
                    <td>Trabnov</td>
                    <td>400</td>
                </tr>
                <tr>
                    <td>04</td>
                    <td>Doioklin</td>
                    <td>Deioklinov</td>
                    <td>400</td>
                </tr>
                <tr>
                    <td>05</td>
                    <td>Asen</td>
                    <td>Solemanov</td>
                    <td>400</td>
                </tr>
            </tbody>
            <tfoot>
                <tr>
                    <td colspan="4" style="text-align:right;">Average score from 5 participants:<span id="result"></span> </td>
                </tr>
            </tfoot>
        </table>

    </body>
</html>