diff --git a/controllers/prototype/views/prototype.jade b/controllers/prototype/views/prototype.jade
index a9ddd83..2bbf4f0 100644
--- a/controllers/prototype/views/prototype.jade
+++ b/controllers/prototype/views/prototype.jade
@@ -96,7 +96,7 @@ block content
                     p
                         | You may now <a href="#collapseInstructions" data-target="#collapseInstructions" data-toggle="collapse" onclick="setTimeout(onWindowResize,500);">hide this panel</a> and start playing !
 
-        button#full.btn.btn-primary(style={'margin-right': '10px', 'margin-bottom': '10px', display: 'none'}) Fullscreen
+        button#full.btn.btn-primary(style={'margin-right': '10px', 'margin-bottom': '10px'}) Fullscreen
         button#reset.btn.btn-primary(style={'margin-right': '10px', 'margin-bottom':'10px'}) Reset camera
 
         button#undo.btn.btn-default(style={'margin-right': '10px', 'margin-bottom': '10px'})
diff --git a/static/js/prototype/ButtonManager.js b/static/js/prototype/ButtonManager.js
index 8b71945..2d8e32c 100644
--- a/static/js/prototype/ButtonManager.js
+++ b/static/js/prototype/ButtonManager.js
@@ -13,7 +13,7 @@ var ButtonManager = function(cameras) {
     this.collisionElement = document.getElementById('collisions');
     this.showarrowsElement = document.getElementById('showarrows');
 
-    this.fullscreenElement.onclick = function() {};
+    this.fullscreenElement.onclick = function() {fullscreen();};
 
     (function(self) {
         self.undoElement.onclick = function() {self.cameras.mainCamera().undo(); self.updateElements();}