diff --git a/js/x11/examples/smoketest/testwnd.js b/js/x11/examples/smoketest/testwnd.js
new file mode 100644
index 0000000..2754391
--- /dev/null
+++ b/js/x11/examples/smoketest/testwnd.js
@@ -0,0 +1,23 @@
+var x11 = require('../../lib');
+var Window = require('./wndwrap');
+
+var width = 700;
+var height = 500;
+
+var pts = [];
+x11.createClient(function(err, display) {
+
+    var mainwnd = new Window(display.client, 0, 0, width, height);
+    mainwnd.on('mousemove', function(ev) 
+    {
+        pts.push(ev.x); 
+        pts.push(ev.y);
+        this.gc.text(ev.x, ev.y, 'Hello, NodeJS!');
+        mainwnd.title = ev.x + ' ' + ev.y;    
+    });
+    mainwnd.on('expose', function(ev) {        
+        for (var i=0; i < pts.length/2 ; ++i)
+            ev.gc.drawText(pts[i], pts[i+1], 'Hello, NodeJS!');
+    });
+    mainwnd.map();
+});