public IFeature Find2(IPoint pPoint)

         {

             ITopologicalOperator pTopoOpe = pPoint as ITopologicalOperator;

             double dis = m_pMapControl.ActiveView.ScreenDisplay.DisplayTransformation.FromPoints();

             if (dis < 0.01)

                 dis = 0.01;

             IGeometry pBuffer = pTopoOpe.Buffer(dis);

             pBuffer.SpatialReference = m_pMapControl.Map.SpatialReference;

             UIDClass id = new UIDClass();

             id.Value = "{E156D7E5-22AF-11D3-9F99-00C04F6BC78E}";

             IEnumLayer pEnumLayer = m_pMapControl.Map.get_Layers(id, true);

             pEnumLayer.Reset();

             IFeatureLayer pFLayer = pEnumLayer.Next() as IFeatureLayer;

             ISpatialFilter pSpatialFilter = new SpatialFilterClass();

             pSpatialFilter.Geometry = pBuffer;

             pSpatialFilter.SpatialRel = esriSpatialRelEnum.esriSpatialRelIntersects;

             pSpatialFilter.WhereClause = "";

             while (pFLayer != null)

             {

                 if (pFLayer.Visible == false)

                 {

                     pFLayer = pEnumLayer.Next() as IFeatureLayer;

                     continue;

                 }

                 IFeatureCursor pCursor = pFLayer.Search(pSpatialFilter, false);

                 IFeature pFeat = pCursor.NextFeature();

                 if (pFeat != null)

                 {

                     return pFeat;

                 }

                 System.Runtime.InteropServices.Marshal.ReleaseComObject(pCursor);

                 pFLayer = pEnumLayer.Next() as IFeatureLayer;

             }

             return null;

         }

 IFields pFields = pFeat.Fields;

             for (int i = ; i < pFields.FieldCount; i++)

             {

                 IField pField = pFields.get_Field(i);

                 if (pField.Type != esriFieldType.esriFieldTypeBlob & pField.Type != esriFieldType.esriFieldTypeOID

                     & pField.Type != esriFieldType.esriFieldTypeGeometry)

                 {

                     checkedListBox1.Items.Add(pField.AliasName);

                 }

             }

 ICallout pCallout = new ESRI.ArcGIS.Display.BalloonCalloutClass();

                         pCallout.AnchorPoint = pPoint;

                         pCallout.LeaderTolerance = ;

                         ITextElement pTextElement = new TextElementClass();

                         IElement pElement = pTextElement as IElement;

                         ITextSymbol pTextSysmbol = pTextElement.Symbol;

                         IFormattedTextSymbol pFormattedTextSymbol = new TextSymbolClass();

                         pFormattedTextSymbol.Background = pCallout as ITextBackground;

                         pFormattedTextSymbol.Size = ;

                         pFormattedTextSymbol.HorizontalAlignment = esriTextHorizontalAlignment.esriTHALeft;

                         pTextElement.Symbol = pFormattedTextSymbol;

                         pTextElement.Text = labelString;

                         pElement.Geometry = pPoint;

                         m_pMapControl.ActiveView.GraphicsContainer.AddElement(pElement, );

                         m_pMapControl.ActiveView.PartialRefresh(esriViewDrawPhase.esriViewGraphics, null, m_pMapControl.Extent);