$('#bn1').click(function () { $('#textbox1').change(); }) <asp:UpdatePanel runat="server" ID="up123" UpdateMode="Conditional"> <ContentTemplate> <div style="margin-top: 250px;"> <asp:TextBox runat="server" ID="textbox1" ClientIDMode="Static" AutoPostBack="true" CssClass="DateTimePicker" /> <asp:Button runat="server" ID="bn1" ClientIDMode="Static" Text="clickme" /> </div> </ContentTemplate> </asp:UpdatePanel>
when using the above function with masterpage in my content page, it cause full page postback instead partial postback if i use this without masterpage, it's perfectly fine, any ideas?

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