private void button4_Click(object sender, EventArgs e)
{
string file_name = ApplicationFolder + "/LastKey.txt";
string source = textBox2.Text;
System.IO.StreamReader objReader;
objReader = new System.IO.StreamReader(file_name);
Crypter encrypt = new Crypter();
textBox2.Text = encrypt.Decrypt(objReader.ReadToEnd());
objReader.Close();
}
private void button5_Click(object sender, EventArgs e)
{
// Save Button
Crypter encrypt = new Crypter();
File.WriteAllText(ApplicationFolder + "/LastKey.txt", encrypt.Encrypt(textBox2.Text));
}