public void ShowHome()
{
if (form_Home == null)
{
form_Home = new Form_Home();
form_Home.Show(mainPanel);
}
form_Home.Activate();
}
private void Main_Load(object sender, EventArgs e)
{
form_DataBase = new Form_DataBase();
form_DataBase.Show(mainPanel, DockState.DockLeft);
form_Home = new Form_Home();
form_Home.Show(mainPanel);
form_Home.Activate();
}