72d59b4183e6c9a9f920e9f9ac71198fd9ed1d4c
   1document.addEventListener("DOMContentLoaded", function() {
   2        chrome.storage.sync.get({"bgvalue": "#222222"}, bgCallback);
   3});
   4var bgCallback = function(list) {
   5var color = list["bgvalue"];
   6console.log(color);
   7document.body.style.background = color;
   8};