Hiding Column for specific rows on GridEditColumn

[Stheal]

I'm using telerik:EditGridColumn. What I need to do is to hide the edit image if the column is null or no comments.what i have is GridEditcolumn and some rows that contains comment.if the comments has null value the editbutton will just hide.here is my code (aspx.cs)\[code\] protected void RadGrid1_ItemDataBound(object sender, Telerik.Web.UI.GridItemEventArgs e) { if (e.Item is GridDataItem) { GridDataItem item = e.Item as GridDataItem; string strComments = (item["Comments"].FindControl("txtComments") as TextBox).Text; if (strComments == null) { item["btnEdit"].CssClass = "RemoveEdit"; } } }<style type="text/css"> .RemoveEdit { display: none !important; } </style>\[/code\]for aspx\[code\]<telerik:GridEditCommandColumn HeaderStyle-Width="25px" EditImageUrl="../images/Edit.jpg" UniqueName="Edit" ButtonType="ImageButton" ItemStyle-HorizontalAlign="Right"></telerik:GridEditCommandColumn><telerik:GridTemplateColumn HeaderText="Comments" HeaderStyle-Width="400px" DataField="Comments" UniqueName="Comments" HeaderStyle-CssClass="tblHeaderNoBorder"> <ItemTemplate> <asp:Label runat="server" ID="lblComments" Text='<%# Eval("Comments") %>' /> </ItemTemplate> <EditItemTemplate> <asp:TextBox ID="txtComments" runat="server" Height="40px" Width="100%" TextMode="MultiLine" Enabled="true" Text='<%# Eval("Comments") %>'> </asp:TextBox> </EditItemTemplate></telerik:GridTemplateColumn>\[/code\]