protected void btnSearch_Click(object sender, EventArgs e)
 {
     try
     {
         string CompanyName = txtsearchName.Text;
         string CompanyCode = txtSearchCode.Text;
         dtable = dac.GetSystemCompanies(CompanyName, CompanyCode);
         if (dtable.Rows.Count > 0)
         {
             ShowMessage(".", false);
             LoadCompanies(dtable);
         }
         else
         {
             ShowMessage("No Companies Found For the Search", true);
         }
     }
     catch (Exception ex)
     {
         ShowMessage(ex.Message, true);
     }
 }