private void btnAddProject_Click(object sender, EventArgs e)
        {
            AddProject project = AddProject.GetInstance();

            project.Show();
            this.Hide();
        }
 public static AddProject GetInstance()
 {
     if (Instance == null)
     {
         AddProject new_Instance = new AddProject();
         return(new_Instance);
     }
     return(Instance);
 }