private void button1_Click(object sender, EventArgs e)
{
if (bnbox == null)
{
if (enbox != null)
{
enbox.Close();
enbox = null;
}
bnbox = new BNBox();
}
else if (bnbox != null)
{
bnbox.Close();
bnbox = null;
}
}
private void button2_Click_1(object sender, EventArgs e)
{
if (enbox == null)
{
if (bnbox != null)
{
bnbox.Close();
bnbox = null;
}
enbox = new english.BNBox();
}
else if (enbox != null)
{
enbox.Close();
enbox = null;
}
}
