private void Search_Organization()
    {
        DropDownList ddl = UC_DropDownListByAlphabet_Search_Organization.FindControl("ddl") as DropDownList;

        Session["orderOrganizations"]      = "";
        Session["searchTypeOrganizations"] = "C";
        Session["searchKeyOrganizations"]  = ddl.SelectedValue;
        ChangeIndex2Zero4SearchDDLs(false);
        ddl.SelectedValue = Session["searchKeyOrganizations"].ToString();
        HandleQueryType();
        upOrganization.Update();
    }
 public void ChangeIndex2Zero4SearchDDLs(bool bResetUC)
 {
     gvOrganization.SelectedIndex            = -1;
     ViewState["SelectedValueOrganizations"] = null;
     ClearOrganization();
     try { if (bResetUC)
           {
               UC_DropDownListByAlphabet_Search_Organization.ResetControls();
           }
     }
     catch { }
     //try { ddlOrganization_Search_Organization.SelectedIndex = 0; }
     //catch { }
 }