diff --git a/src/echo.js b/src/echo.js
index 9f15708..1c3452c 100644
--- a/src/echo.js
+++ b/src/echo.js
@@ -10,7 +10,7 @@ window.Echo = (function (window, document, undefined) {
   };
 
   var _pollImages = function () {
-    for (var i = store.length; i--;) {
+    for (var i = 0, l = store.length; i < l; i++;) {
       var self = store[i];
       if (_inView(self)) {
         self.src = self.getAttribute('data-echo');