private void button4_Click(object sender, EventArgs e)
{
KmDocument document = new KmDocument(con);
document.description = textBox5.Text;
document.title = textBox6.Text;
document.tags = textBox7.Text;
document.file = textBox8.Text;
OpenFileDialog dialog = new OpenFileDialog();
if (dialog.ShowDialog() == DialogResult.OK) {
document.loadFile(dialog.FileName);
document.save();
}
}
