diff --git a/lib/coder.js b/lib/coder.js
index 85fc959..d9b1ce2 100644
--- a/lib/coder.js
+++ b/lib/coder.js
@@ -1518,5 +1518,26 @@ var ICEcoder = {
 		if (dContainer) {
 			dContainer.innerHTML = top.ICEcoder.fileCount+" "+fileText+", "+top.ICEcoder.dirCount+" "+dirText+"<br>~ "+unitSize+" "+unitText;
 		}
+	},
+
+	// Toggle full screen on/off
+	fullScreenSwitcher: function() {
+		var screenIcon;
+
+		screenIcon = top.document.getElementById('screenMode');
+
+		// Future use
+		if ("undefined" != typeof document.cancelFullScreen) {
+			document.fullScreen ? document.cancelFullScreen() : document.body.requestFullScreen();
+		// Moz specific
+		} else if ("undefined" != typeof document.mozCancelFullScreen) {
+			document.mozFullScreen ? document.mozCancelFullScreen() : document.body.mozRequestFullScreen();
+		// Chrome specific
+		} else if ("undefined" != typeof document.webkitCancelFullScreen) {
+			document.webkitIsFullScreen ? document.webkitCancelFullScreen() : document.body.webkitRequestFullScreen();
+		}
+
+		screenIcon.src.indexOf("images/full-screen.gif") > -1 ? screenIcon.src = "images/restored-screen.gif" : screenIcon.src = "images/full-screen.gif";
+		
 	}
 };
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