protected void Button1_Click(object sender, EventArgs e)
 {
     Label1.Visible = true;
     if (DropDownList2.SelectedIndex == 0 || DropDownList1.SelectedIndex == 0)
     {
         Label1.Text = "Select a Valid value";
     }
     else
     {
         objBEL        = new MasterBEL();
         objDAL        = new ClassDAL();
         objBEL.branch = TextBox1.Text;
         objBEL.course = DropDownList1.SelectedValue;
         Label1.Text   = objDAL.AddBranch(objBEL);
     }
     GridView1.DataBind();
 }