private void Zero_Btn_Click(object sender, EventArgs e)
{ //Appends the value of the WordBuilder text box to the notepad.
Notepad.AppendText(WordBuilder.Text.ToString());
//Followed by a sapce in the notepad.
Notepad.AppendText(" ");
//Empty the KeySequence textbox.
KeySequence_TextBox.Clear();
//Empty the WordBuilder
WordBuilder.Clear();
}