Issue #3840: Tiny changes

Author: pandamicro

cocos2d/core/platform/CCSAXParser.js

@@ -66,7 +66,7 @@ cc.SAXParser = cc.Class.extend(/** @lends cc.SAXParser# */{
         for (var i = 0, len = plist.childNodes.length; i < len; i++) {
             node = plist.childNodes[i];
             if (node.nodeType == 1)
-                break
+                break;
         }
         xmlDoc = null;
 

cocos2d/core/sprite_nodes/CCSpriteFrameCache.js

@@ -376,8 +376,9 @@ cc.SpriteFrameCache = cc.Class.extend(/** @lends cc.SpriteFrameCache# */{
                 key = this._spriteFramesAliases[name];
             }
             if (key) {
-                if (this._spriteFrames[key.toString()]) {
-                    frame = this._spriteFrames[key.toString()];
+	            var keystr = key.toString();
+                if (this._spriteFrames[keystr]) {
+                    frame = this._spriteFrames[keystr];
                 }
                 if (!frame) {
                     cc.log("cocos2d: cc.SpriteFrameCahce: Frame " + name + " not found");