protected void Button1_Click(object sender, EventArgs e)
 {
     if (DropDownList1.SelectedValue == "0" || DropDownList2.SelectedValue == "0" || txbDikaiol_Desc.Text.Length == 0)
     {
         ScriptManager.RegisterClientScriptBlock(this, this.GetType(),
                                                 "alertMessage",
                                                 "alert('Ελλιπή Στοιχεία !!!!');", true);
     }
     else
     {
         Dikaiolog.Insert();
     }
     txbDikaiol_Desc.Text = "";
     Dikaiolog.DataBind();
     GridView12.DataBind();
 }
        protected void DropDownList2_SelectedIndexChanged(object sender, EventArgs e)
        {
            if (DropDownList2.SelectedValue != "0")
            {
                ABE_Category_Revers.DataBind();
                GridView9.DataBind();

                string DD2_index = DropDownList2.SelectedValue;

                DropDownList1.SelectedValue = GridView9.Rows[0].Cells[0].Text;
                ABE_Sub_Category.DataBind();
                DropDownList2.DataBind();

                DropDownList2.SelectedValue = DD2_index;
            }
            txbABE_Cat.Text = DropDownList1.SelectedValue.ToString();
            txbABE_Sub.Text = DropDownList2.SelectedValue.ToString();
            Dikaiolog.DataBind();
        }