First Guided Tour

Change-Id: Ia0d71307ba6a88c6037598cb7e500372780136b6
diff --git a/dev/js/src/hint/input.js b/dev/js/src/hint/input.js
index a163727..67d01f8 100644
--- a/dev/js/src/hint/input.js
+++ b/dev/js/src/hint/input.js
@@ -151,6 +151,8 @@
     this._mirror.classList.add('hint', 'mirror');
     this._mirror.appendChild(document.createElement("span"));
     this._container = document.createElement("div");
+    this._container.setAttribute('id', 'hint');
+    
     this._mirror.appendChild(this._container);
     this._mirror.style.height = "0px";
     document.getElementsByTagName("body")[0].appendChild(this._mirror);