'create a variable for the calculated page load progress percentage value
        Dim progress As Double
        If stsprgPageLoadProgress.Value >= 100 Then
            'set the value to minimum value which is equal to zero
            stsprgPageLoadProgress.Value = 0
        Else

            'calcualte progress based on how much of the page has been loaded so far
            If Not (e.MaximumProgress = 0) Then
                progress = (e.CurrentProgress / e.MaximumProgress) * 100
                'set to display progress percentage value on progressbar
                stsprgPageLoadProgress.Value = progress
            End If

        End If