<% if ((Session["REVIEW_IND"].ToString() == "N")) { %> <asp:Button ID="Review" runat="server" Text="REVIEW" OnClick="Review_click" ToolTip="Review" /> <%} else if (Session["REVIEW_IND"].ToString() == "N") { %> <asp:ImageButton ID="Review1" runat="server" Text="REVIEW" /> <% } %></td>