diff --git a/trunk/src/go.hoteas.com/hotime/application.go b/trunk/src/go.hoteas.com/hotime/application.go
index b9496ac..30997be 100644
--- a/trunk/src/go.hoteas.com/hotime/application.go
+++ b/trunk/src/go.hoteas.com/hotime/application.go
@@ -39,7 +39,7 @@ func (this *Application) Run(router Router) {
 	//this.Port = port
 	this.Port = this.Config.GetString("port")
 
-	if this.connectDbFunc != nil && this.Db.DB.Ping() != nil {
+	if this.connectDbFunc != nil && (this.Db.DB==nil||this.Db.DB.Ping() != nil) {
 		this.Db.SetConnect(this.connectDbFunc)
 	}
 
diff --git a/trunk/src/go.hoteas.com/hotime/objtoobj.go b/trunk/src/go.hoteas.com/hotime/objtoobj.go
index ed9c598..2673e5a 100644
--- a/trunk/src/go.hoteas.com/hotime/objtoobj.go
+++ b/trunk/src/go.hoteas.com/hotime/objtoobj.go
@@ -240,7 +240,11 @@ func ObjToStr(obj interface{}) string {
 
 //字符串数组: a1,a2,a3转["a1","a2","a3"]
 func StrArrayToJsonStr(a string) string {
+
 	if len(a) != 0 {
+		if a[0] == ',' {
+			a = Substr(a, 1, len(a))
+		}
 		a = strings.Replace(a, ",", `","`, -1)
 		a = `["` + a + `"]`
 	} else {
@@ -256,7 +260,7 @@ func JsonStrToStrArray(a string) string {
 		a = Substr(a, 1, len(a)-2)
 	}
 
-	return a
+	return "," + a
 }
 
 //字符串转int