diff --git a/games/static/main.js b/games/static/main.js
new file mode 100644
index 0000000..d668f5b
--- /dev/null
+++ b/games/static/main.js
@@ -0,0 +1,43 @@
+function elt(type, props, ...children) {
+  let dom = document.createElement(type);
+  if (props) Object.assign(dom, props);
+  for (let child of children) {
+    if (typeof child != "string") dom.appendChild(child);
+    else dom.appendChild(document.createTextNode(child));
+  }
+  return dom;
+}
+
+/**
+ * @param {Node} targetNode
+ */
+function addToggleButton(targetNode) {
+  let manualToggleButton = elt(
+    "td",
+    {},
+    elt(
+      "div",
+      { className: "basic-button" },
+      elt(
+        "button",
+        {
+          onclick: (event) => {
+            let textInputField = elt("input", { type: "text", id: targetNode.id });
+            targetNode.replaceWith(textInputField);
+            event.target.addEventListener("click", (event) => {
+              textInputField.replaceWith(targetNode);
+            });
+          },
+        },
+        "Toggle manual"
+      )
+    )
+  );
+  targetNode.parentElement.appendChild(manualToggleButton);
+}
+
+const toggleableFields = ["#id_game", "#id_edition", "#id_platform"];
+
+toggleableFields.map((selector) => {
+  addToggleButton(document.querySelector(selector));
+});