<%@ Page Language="C#" MasterPageFile="~/masterPage.master" AutoEventWireup="true" CodeFile="test.aspx.cs" Inherits="test" Title="Untitled Page" %>
<asp:Content ID="Content1" ContentPlaceHolderID="ContentPlaceHolder1" Runat="Server">
    <asp:Button id="Button1" runat="server" OnClick="Button1_Click" Text="Button" />
</asp:Content>