Pop Up using Hyperlink in ASP.Net

<asp:HyperLink ID="lnkforgotpassword" runat="server" CssClass="alert" onclick="window.open('Forget.aspx', 'Forgotpassword',                                      'width=750,height=450,toolbar=no,status=no,menubar=no,scrollbars=no,resizable=no,directories=no,location=no');                                  return false" Text="Forgot Password" NavigateUrl="#" Target="_blank"></asp:HyperLink>