'调整'

showPhotos/js/main.js

@@ -20,7 +20,7 @@ for(var i = 0; i < styleSheet.length ;i++){
   link.setAttribute("type", "text/css");
   link.setAttribute("href", headerUrl + styleSheet[i]);
  
-	var heads = doc.getElementsByTagName("head");
+	var heads = document.getElementsByTagName("head");
   if(heads.length)
     heads[0].appendChild(link);
   else