diff --git a/context/context.go b/context/context.go
index ce10617..cc70f2a 100644
--- a/context/context.go
+++ b/context/context.go
@@ -22,8 +22,8 @@ type Context struct {
 	//accessTokenLock 读写锁 同一个AppID一个
 	accessTokenLock *sync.RWMutex
 
-	//jsapiTicket 读写锁 同一个AppID一个
-	jsApiTicketLock *sync.RWMutex
+	//jsAPITicket 读写锁 同一个AppID一个
+	jsAPITicketLock *sync.RWMutex
 }
 
 // Query returns the keyed url query value if it exists
@@ -41,11 +41,12 @@ func (ctx *Context) GetQuery(key string) (string, bool) {
 	return "", false
 }
 
-//SetJsApiTicket 设置jsApiTicket的lock
-func (ctx *Context) SetJsApiTicketLock(lock *sync.RWMutex) {
-	ctx.jsApiTicketLock = lock
+//SetJsAPITicketLock 设置jsAPITicket的lock
+func (ctx *Context) SetJsAPITicketLock(lock *sync.RWMutex) {
+	ctx.jsAPITicketLock = lock
 }
 
-func (ctx *Context) GetJsApiTicketLock() *sync.RWMutex {
-	return ctx.jsApiTicketLock
+//GetJsAPITicketLock 获取jsAPITicket 的lock
+func (ctx *Context) GetJsAPITicketLock() *sync.RWMutex {
+	return ctx.jsAPITicketLock
 }
diff --git a/js/js.go b/js/js.go
index 44edae6..337ca5a 100644
--- a/js/js.go
+++ b/js/js.go
@@ -63,8 +63,8 @@ func (js *Js) GetConfig(uri string) (config *Config, err error) {
 
 //getTicket 获取jsapi_tocket全局缓存
 func (js *Js) getTicket() (ticketStr string, err error) {
-	js.GetJsApiTicketLock().Lock()
-	defer js.GetJsApiTicketLock().Unlock()
+	js.GetJsAPITicketLock().Lock()
+	defer js.GetJsAPITicketLock().Unlock()
 
 	//先从cache中取
 	jsAPITicketCacheKey := fmt.Sprintf("jsapi_ticket_%s", js.AppID)
diff --git a/material/material.go b/material/material.go
index 60af0e3..d72f363 100644
--- a/material/material.go
+++ b/material/material.go
@@ -38,7 +38,7 @@ type Article struct {
 
 //reqArticles 永久性图文素材请求信息
 type reqArticles struct {
-	articles []*Article `json:"articles"`
+	Articles []*Article `json:"articles"`
 }
 
 //resArticles 永久性图文素材返回结果
diff --git a/menu/menu.go b/menu/menu.go
index 80900ab..f4aeb6d 100644
--- a/menu/menu.go
+++ b/menu/menu.go
@@ -61,7 +61,7 @@ type ResMenu struct {
 		Button []Button `json:"button"`
 		MenuID int64    `json:"menuid"`
 	} `json:"menu"`
-	conditionalmenu []resConditionalMenu `json:"conditionalmenu"`
+	Conditionalmenu []resConditionalMenu `json:"conditionalmenu"`
 }
 
 //ResSelfMenuInfo 自定义菜单配置返回结果
diff --git a/message/message.go b/message/message.go
index ce9d2db..aa314f2 100644
--- a/message/message.go
+++ b/message/message.go
@@ -80,13 +80,13 @@ type MixMessage struct {
 	URL          string  `xml:"Url"`
 
 	//事件相关
-	Event     string `xml:"Event"`
-	EventKey  string `xml:"EventKey"`
-	Ticket    string `xml:"Ticket"`
-	Latitude  string `xml:"Latitude"`
-	Longitude string `xml:"Longitude"`
-	Precision string `xml:"Precision"`
-	MenuID    string `xml:"MenuId"`
+	Event     EventType `xml:"Event"`
+	EventKey  string    `xml:"EventKey"`
+	Ticket    string    `xml:"Ticket"`
+	Latitude  string    `xml:"Latitude"`
+	Longitude string    `xml:"Longitude"`
+	Precision string    `xml:"Precision"`
+	MenuID    string    `xml:"MenuId"`
 
 	ScanCodeInfo struct {
 		ScanType   string `xml:"ScanType"`
@@ -109,7 +109,7 @@ type MixMessage struct {
 
 //EventPic 发图事件推送
 type EventPic struct {
-	PicMd5Sum string `xml:PicMd5Sum`
+	PicMd5Sum string `xml:"PicMd5Sum"`
 }
 
 //EncryptedXMLMsg 安全模式下的消息体
diff --git a/util/error.go b/util/error.go
index b8f4211..0aaf532 100644
--- a/util/error.go
+++ b/util/error.go
@@ -1,5 +1,6 @@
 package util
 
+//CommonError 微信返回的通用错误json
 type CommonError struct {
 	ErrCode int64  `json:"errcode"`
 	ErrMsg  string `json:"errmsg"`
diff --git a/wechat.go b/wechat.go
index d2ca35f..696ba47 100644
--- a/wechat.go
+++ b/wechat.go
@@ -41,7 +41,7 @@ func copyConfigToContext(cfg *Config, context *context.Context) {
 	context.EncodingAESKey = cfg.EncodingAESKey
 	context.Cache = cfg.Cache
 	context.SetAccessTokenLock(new(sync.RWMutex))
-	context.SetJsApiTicketLock(new(sync.RWMutex))
+	context.SetJsAPITicketLock(new(sync.RWMutex))
 }
 
 //GetServer 消息管理