diff --git a/scripts/tests/throttle-test.js b/scripts/tests/throttle-test.js
new file mode 100644
index 000000000..e84fc4a8a
--- /dev/null
+++ b/scripts/tests/throttle-test.js
@@ -0,0 +1,34 @@
+var Util = require("../../lib/common-util");
+
+(function (throttle) {
+    var last = 0;
+    var last_call = 0;
+    var f = Util.throttle(function (boop) {
+        var now = +new Date();
+        if (last) {
+            console.log("last execution was %sms ago", now - last);
+        } else {
+            console.log("this is the first execution");
+        }
+        last = now;
+
+        //console.log('time of execution:', now);
+        console.log(boop);
+    }, 1000);
+
+    [150, 250, 580, 850, 1500, 2200, 3990, 5000].forEach(function (delay) {
+        setTimeout(function () {
+            var now = +new Date();
+
+            if (last_call) {
+                console.log("last call was %sms ago", now - last_call);
+            }
+
+            last_call = now;
+            //console.log("time of call for delay(%s):", delay, now);
+            f(delay);
+        }, delay);
+    });
+}(Util.throttle2));
+
+
diff --git a/www/common/common-util.js b/www/common/common-util.js
index e781bc2eb..41797e7c8 100644
--- a/www/common/common-util.js
+++ b/www/common/common-util.js
@@ -330,7 +330,7 @@
 
                 // else run `f` with the most recently supplied arguments
                 f.apply(null, args);
-            }, ms);
+            }, delay);
         };
 
         var g = function () {