GRID颜色交替。。。。。

<asp:datagrid id="MyDataGrid" runat="server" onitemdatabound="myDataGrid_ItemDataBound" 

 Public Sub myDataGrid_ItemDataBound()Sub myDataGrid_ItemDataBound(ByVal sender As Object, ByVal e As System.Web.UI.WebControls.DataGridItemEventArgs)
        If e.Item.ItemType = ListItemType.Item Or e.Item.ItemType = ListItemType.AlternatingItem Then
            '颜色交替   
            e.Item.Attributes.Add("onmouseover", "this.style.backgroundColor='#C0C0FF'")
            If e.Item.ItemType = ListItemType.Item Then
                e.Item.Attributes.Add("onmouseout", "this.style.backgroundColor='#ffffff'")
            End If

            If e.Item.ItemType = ListItemType.AlternatingItem Then
                e.Item.Attributes.Add("onmouseout", "this.style.backgroundColor='seashell'")
            End If
        End If
    End Sub 'DataGrid1_ItemDataBound