Matrix

function Matrix()
    {
        var n = document.getElementById('tb-input-matrix-length').value;
        var matrix = [];
        var number = 1;
        var row = 0;
        var col = 0;

        //Fill in the first matrix.
        for(i = 0; i < n; i++)
        {
            matrix[i] = [];
            for(j = 0; j < n; j++)
            {
            matrix[j][i] = number;
            number++;
            }
        }
        PrintMatrix(matrix, n);
    }