private void extractVideoToolStripMenuItem_Click(object sender, EventArgs e)
{
TreeNode node = this.tvSectors.SelectedNode;
if (node != null && node.Parent.Name == "nodeDirectoryRecords")
{
DirectoryRecord dr = (DirectoryRecord)node.Tag;
folderBrowserDialog1.SelectedPath = "C:\\Temp";
if (folderBrowserDialog1.ShowDialog() == DialogResult.OK)
{
discimg.ExtractVideo(dr, folderBrowserDialog1.SelectedPath);
}
}
}