diff --git a/js/x11/examples/smoketest/query_pointer.js b/js/x11/examples/smoketest/query_pointer.js
new file mode 100644
index 0000000..718c823
--- /dev/null
+++ b/js/x11/examples/smoketest/query_pointer.js
@@ -0,0 +1,19 @@
+var x11 = require('../../lib');
+x11.createClient(function(err, display) {
+    var X = display.client; 
+    var screen = display.screen[0];
+    var wid = X.AllocID();
+    X.CreateWindow(wid, screen.root, 0, 0, 400, 300);
+    X.MapWindow(wid);
+    var interval = setInterval( function() {
+        X.QueryPointer(wid, function(err, res) {
+            console.log(res);
+        });
+    }, 1000);
+
+    X.on('error', function(err) {
+        console.log(err);
+    });
+    X.on('end', function () { clearInterval(interval); });
+});
+