demarches-normaliennes/app/assets/javascripts/archive.js

$(document).on('turbolinks:load', buttons_archived);

function buttons_archived(){
    $("button#archive").on('click', function(){
        $("button#archive").hide();
        $("#confirm").show();
    });

    $("#confirm #cancel").on('click', function(){
        $("button#archive").show();
        $("#confirm").hide();
    });
}