private void timerPercent_Tick(object sender, System.EventArgs e)
{
long pos = _hexBox.CurrentFindingPosition;
long length = _hexBox.ByteProvider.Length;
double percent = (double)pos / (double)length * (double)100;
System.Globalization.NumberFormatInfo nfi =
new System.Globalization.CultureInfo("en-US").NumberFormat;
string text = percent.ToString("0.00", nfi) + " %";
lblPercent.Text = text;
}