修改设置connection timeout的bug
diff --git a/webservice.go b/webservice.go
index d58b8f6..e2819bf 100644
--- a/webservice.go
+++ b/webservice.go
@@ -372,6 +372,7 @@
 // SetConnectionTimeout set global connection timeout
 func SetConnectionTimeout(ms int) {
 	connectionTimeout = time.Duration(ms) * time.Millisecond
+	goreq.SetConnectTimeout(connectionTimeout)
 }
 
 // CallService2 call epay service