Bootstrap 2 JS checkstyles part 2.

themes/bootstrap/js/embedGBS.js

+/*global getBibKeyString, google */
+
 // we don't need to wait for dom ready since lang is in the dom root
 var lang = document.documentElement.getAttribute('lang');
 google.load("books", "0", {"language":lang});

themes/bootstrap/js/preview.js

@@ -5,7 +5,7 @@ function getHathiOptions() {
 function getGoogleOptions() {
     var opts_temp = $('[class*="googlePreviewSpan"]').attr("class").split('__')[1].split(';');
     var options = {};
-    for (key in opts_temp) {
+    for(var key in opts_temp) {
         var arr = opts_temp[key].split(':');
         options[arr[0]] = arr[1].split(',');
     }