Untitled

<!DOCTYPE html>
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
    <meta http-equiv="Content-Type" content="text/html;charset=UTF-8"/>
    <title>DOM Table</title>
    <script>

        function GetRandomColor() {
            return ('#' + Math.floor(Math.random() * (999999 - 100000) + 100000))
          }
        function ShowTable() {
            var t = document.createElement("TABLE")
            t.border = 1
            t.width = '50%'
            document.body.appendChild(t)

            for (var i = 0; i < 26; i++) {
                var code = "A".charCodeAt(0)
                var row = t.insertRow(0)
                t.appendChild(row)
                var left = row.insertCell(0)
                var right = row.insertCell(1)
                row.appendChild(left)
                row.appendChild(right)
                var letter = document.createTextNode(String.fromCharCode(code + i))
                var number = document.createTextNode(Math.floor(100 * Math.random()))
                left.appendChild(letter)
                right.appendChild(number)
            }
        }
   </script>
</head>
<body onload="ShowTable()">

</body>

</html>