Enable the Image Button in gridview

[sagarkandekar]

Hi,
I want to enable the Button after clicking the another button in the gridview.

Here is my code:

<asp:TemplateField>
<ItemTemplate>
<asp:LinkButton ID="Comment" Text ="Comment" CommandName ="comment" runat =server ></asp:LinkButton>
<asp:ImageButton ID="upload" ImageUrl="../images/btnUploadfiles.gif" runat =server commandname="Upload" Enabled =false />
</ItemTemplate>
</asp:TemplateField>

I want to "Enabled =True" after clicking the Comment link button.
please help me.

Sagar.

[sagarkandekar]

protected void GridView1_RowCommand(object sender, GridViewCommandEventArgs e)
{
if (e.CommandName.Equals("comment"))
{
LinkButton Comment = e.CommandSource as LinkButton;
GridViewRow gvr = Comment.NamingContainer as GridViewRow;
ImageButton upload = gvr.FindControl("upload") as ImageButton;
upload.Enabled = true;
}
}