OnClick and OnClientClick
问题 I have an image button on a pop up page which is opened by another page <asp:ImageButton ID="Button_kalem_islemikaydet" runat="server" CausesValidation="False" ImageUrl="~/images/butonlar/buyuk/Kaydet.jpg" meta:resourcekey="Button_kalem_islemikaydetResource1" OnClick="Button_ust_islemikaydet_Click" OnClientClick="f2()" Width="100" /> f2() is <script type="text/javascript"> function f2() { opener.document.getElementById("TextBox1").value = "hello world"; opener.document.getElementById(