diff --git a/client.js b/client.js
index b07912b..c2ca195 100644
--- a/client.js
+++ b/client.js
@@ -2,26 +2,27 @@
  * This is the flinger client library.
  */
 ;
-(function () {
+(function(window, $) {
   window.flingerAdditionalClientData = function () {
     return "";
-  }
+  };
 
   window.flingerFormatter = function (x) {
     return x.toLocaleString();
-  }
+  };
 
+  var arrayMap = Array.prototype.map;
   //debounce used to throttle sending to the server
   var debounce = function(func, wait, immediate) {
-    var result;
-    var timeout = null;
+    var result, timeout;
     return function() {
-      var context = this, args = arguments;
+      var args = arguments;
+      var callNow = immediate && !timeout;
+      var context = this;
       var later = function() {
         timeout = null;
         if (!immediate) result = func.apply(context, args);
       };
-      var callNow = immediate && !timeout;
       clearTimeout(timeout);
       timeout = setTimeout(later, wait);
       if (callNow) result = func.apply(context, args);
@@ -33,18 +34,18 @@
   //enqueue up for transmission
   var enqueue = function(logArguments, kind, stack) {
     if (!console[kind].on) return;
-    message = {
-      arguments: Array.prototype.slice.call(logArguments).map(function (x) { return flingerFormatter(x); }),
+    var message = {
+      arguments: arrayMap.call(logArguments, function (x) { return flingerFormatter(x); }),
       kind: kind,
-      stack: stack,
+      stack: stack
     };
     message.user = flingerAdditionalClientData(message);
     sendBuffer.push(message);
     send();
-  }
+  };
   //send along to the server
-  var send = debounce(function(){
-    jQuery.ajax({
+  var send = debounce(function() {
+    $.ajax({
       type: "POST",
       url: "/",
       contentType: 'application/flinger',
@@ -53,7 +54,7 @@
     sendBuffer = [];
   }, 1000);
   //ancient browsers may lack a console
-  window.console = window.console || {};
+  var console = window.console || {};
   //patch console log, saving the original
   var originalConsoleLog = console.log || function(){};
   console.log = function() {
@@ -82,8 +83,7 @@
   };
   console.error.on = true;
   //now, this is a different trick, monkey patch Error
-  var originalError = Error;
-  Error = function() {
+  window.Error = function() {
     try {
       enbarf();
     } catch(e) {
@@ -92,4 +92,4 @@
   };
   console.exception = Error;
   console.exception.on = true;
-})();
+})(this, this.jQuery);