diff --git a/app.go b/app.go
index ed0c647..cbe9ed0 100644
--- a/app.go
+++ b/app.go
@@ -69,9 +69,9 @@ func (this *app) init(userApp UserApp) {
 	_dbFilter = new(dbFilter)
 	_dbFilter.init()
 	_goStyleDb = new(dbPool)
-	_goStyleDb.init()
+	_goStyleDb.init(GO_STYLE_DB)
 	_jsStyleDb = new(dbPool)
-	_jsStyleDb.init()
+	_jsStyleDb.init(JS_STYLE_DB)
 	_httpCliMgr = new(HttpCliMgr)
 	_httpCliMgr.init()
 	{
diff --git a/dbpool.go b/dbpool.go
index 6e3cbd0..65e7951 100644
--- a/dbpool.go
+++ b/dbpool.go
@@ -29,7 +29,8 @@ type dbPool struct {
 	dataSourceHash map[string]*q5.ListHead
 }
 
-func (this *dbPool) init() {
+func (this *dbPool) init(style DBStyle) {
+	this.style = style
 }
 
 func (this *dbPool) unInit() {