Row Data Bound in Gridview

 protected void gvUsers_RowDataBound(object sender, GridViewRowEventArgs e)
    {

           if (e.Row.RowType == DataControlRowType.DataRow && (e.Row.RowState ==                      DataControlRowState.Normal || e.Row.RowState == DataControlRowState.Alternate))
        {
            LinkButton lnkEdit = (LinkButton)(e.Row.FindControl("lnkEdit"));
            Label lbllogin_status = (Label)(e.Row.FindControl("lbllogin_status"));
            if (lbllogin_status.Text == "offline" || lbllogin_status.Text == "")
                lnkEdit.Visible = false;
            else
                lnkEdit.Visible = true;
        }
}