added stuff in pair programming session

js/app.js

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+"use strict";
+$(document).ready(function () {
+    $('#top_nav_bar').load('../components/top_nav.html');
+    $('#main_nav_bar').load('../components/main_nav.html');
+    $('#mmlcarousel').load('../components/banner.html');
+    $('#mmlMainContent').load('../components/ftProducts.html');
+    $('#marmeladenladen_footer').load('../components/footer.html');
+    $('#marmeladenladen_search').load('../components/modal.html');
+    $('#marmeladenladenLogin').load('../components/loginModal.html');
+    $('#marmeladenladenRegister').load('../components/registerModal.html');
+});

js/registration.js

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+const email = document.getElementById('email');
+const password = document.getElementById('password');
+const password2 = document.getElementById('password2');
+password2.addEventListener('change', checkPassword);
+
+
+
+function register() {
+    if (!checkPassword()) {
+        return;
+    }
+    const form = document.querySelector('#marmeladenLadenRegisterForm');
+    var formData = new FormData(form);
+    const jSONdata = JSON.stringify(Object.fromEntries(formData));
+
+    //print elements of jSONdata
+    console.log(jSONdata);
+}
+
+function checkPassword() {
+    if (password.value != password2.value) {
+        password2.setCustomValidity('Passwords do not match');
+        return false;
+    } else {
+        password2.setCustomValidity('');
+        return true;
+    }
+}