/// <summary>
 /// Method is used to bind observation type list
 /// </summary>
 public void VET_Get_ObservationTypeList()
 {
     try
     {
         BLL_VET_Index objBLLIndx = new BLL_VET_Index();
         DataTable     dtObsType  = objBLLIndx.VET_Get_ObservationTypeList();
         ddlType.Items.Clear();
         ddlType.DataSource     = dtObsType;
         ddlType.DataTextField  = "ObsTypName";
         ddlType.DataValueField = "ID";
         ddlType.DataBind();
         ddlType.Items.FindByText(Convert.ToString(dtObsType.Rows[1]["ObsTypName"])).Selected = true;
     }
     catch (Exception ex)
     {
         UDFLib.WriteExceptionLog(ex);
         string js = "alert('" + UDFLib.GetException("SystemError/ GeneralMessage") + "');";
         ScriptManager.RegisterStartupScript(this, this.GetType(), "error", js, true);
     }
 }