DataGrid 的小问题

this.dataGrid1.Anchor = ((System.Windows.Forms.AnchorStyles)((((System.Windows.Forms.AnchorStyles.Top
 | System.Windows.Forms.AnchorStyles.Bottom) 
| System.Windows.Forms.AnchorStyles.Left) 
| System.Windows.Forms.AnchorStyles.Right)));
this.dataGrid1.DataMember = "";
this.dataGrid1.DataSource = 
this.dataSet_Customers1.Customers;
this.dataGrid1.HeaderForeColor = System.Drawing.SystemColors.ControlText;
this.dataGrid1.Location = new System.Drawing.Point(0, 8);
this.dataGrid1.Name = "dataGrid1";
this.dataGrid1.Size = new System.Drawing.Size(864, 203);
this.dataGrid1.TabIndex = 0;
this.dataGrid1.Navigate += new System.Windows.Forms.NavigateEventHandler(this.dataGrid1_Navigate);