diff --git a/src/js/codemirror/fullscreen.js b/src/js/codemirror/fullscreen.js
new file mode 100644
index 0000000..85508b7
--- /dev/null
+++ b/src/js/codemirror/fullscreen.js
@@ -0,0 +1,44 @@
+// NOTE: This has been modified from the original version to add fullscreen class to the status bar too
+
+
+
+(function(mod) {
+  if (typeof exports == "object" && typeof module == "object") // CommonJS
+	mod(require("../../lib/codemirror"));
+  else if (typeof define == "function" && define.amd) // AMD
+	define(["../../lib/codemirror"], mod);
+  else // Plain browser env
+	mod(CodeMirror);
+})(function(CodeMirror) {
+  "use strict";
+
+  CodeMirror.defineOption("fullScreen", false, function(cm, val, old) {
+	if (old == CodeMirror.Init) old = false;
+	if (!old == !val) return;
+	if (val) setFullscreen(cm);
+	else setNormal(cm);
+  });
+
+  function setFullscreen(cm) {
+	var wrap = cm.getWrapperElement();
+	cm.state.fullScreenRestore = {scrollTop: window.pageYOffset, scrollLeft: window.pageXOffset,
+								  width: wrap.style.width, height: wrap.style.height};
+	wrap.style.width = "";
+	wrap.style.height = "auto";
+	wrap.className += " CodeMirror-fullscreen";
+	document.documentElement.style.overflow = "hidden";
+	document.getElementsByClassName("editor-toolbar")[0].className += " fullscreen";
+	cm.refresh();
+  }
+
+  function setNormal(cm) {
+	var wrap = cm.getWrapperElement();
+	wrap.className = wrap.className.replace(/\s*CodeMirror-fullscreen\b/, "");
+	document.documentElement.style.overflow = "";
+	var info = cm.state.fullScreenRestore;
+	wrap.style.width = info.width; wrap.style.height = info.height;
+	window.scrollTo(info.scrollLeft, info.scrollTop);
+	document.getElementsByClassName("editor-toolbar")[0].className = document.getElementsByClassName("editor-toolbar")[0].className.replace(/\s*fullscreen\b/, "");
+	cm.refresh();
+  }
+});
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