move listener definitions above references

open-my-page-button/background.js

@@ -1,15 +1,16 @@
- /*
- Add openMyPage() as a listener to clicks on the browser action.
- */
- chrome.browserAction.onClicked.addListener(openMyPage);
- 
- /*
- Open a new tab, and load "my-page.html" into it.
- */
- function openMyPage() {
-   console.log("injecting");
-    chrome.tabs.create({
-      "url": chrome.extension.getURL("my-page.html")
-    }); 
- }
+/*
+Open a new tab, and load "my-page.html" into it.
+*/
+function openMyPage() {
+  console.log("injecting");
+   chrome.tabs.create({
+     "url": chrome.extension.getURL("my-page.html")
+   });
+}
+
+
+/*
+Add openMyPage() as a listener to clicks on the browser action.
+*/
+chrome.browserAction.onClicked.addListener(openMyPage);