diff --git a/WelsonJS.Toolkit/WelsonJS.Service/ScreenMatch.cs b/WelsonJS.Toolkit/WelsonJS.Service/ScreenMatch.cs
index 258cf51..7cb265b 100644
--- a/WelsonJS.Toolkit/WelsonJS.Service/ScreenMatch.cs
+++ b/WelsonJS.Toolkit/WelsonJS.Service/ScreenMatch.cs
@@ -71,28 +71,28 @@ public class ScreenMatch
         templateImages = new List<Bitmap>();
 
         // Read values from configration file
-        string _mode;
-        string _raw_params;
+        string screen_time_mode;
+        string screen_time_params;
         try
         {
-            _mode = this.parent.GetSettingsFileHandler().Read("SCREEN_TIME_MODE", "Service");
-            _raw_params = this.parent.GetSettingsFileHandler().Read("SCREEN_TIME_PARAMS", "Service");
+            screen_time_mode = this.parent.GetSettingsFileHandler().Read("SCREEN_TIME_MODE", "Service");
+            screen_time_params = this.parent.GetSettingsFileHandler().Read("SCREEN_TIME_PARAMS", "Service");
         }
         catch (Exception ex)
         {
-            _mode = null;
-            _raw_params = null;
+            screen_time_mode = null;
+            screen_time_params = null;
             this.parent.Log($"Failed to read from configration file: {ex.Message}");
         }
 
-        if (! String.IsNullOrEmpty(_raw_params))
+        if (!String.IsNullOrEmpty(screen_time_params))
         {
-            string[] ss =  _raw_params.Split(',');
+            string[] ss = screen_time_params.Split(',');
             foreach (string s in ss) {
                 AddParam(s);
             }
         }
-        SetMode(_mode);
+        SetMode(screen_time_mode);
         LoadTemplateImages();
     }
 
@@ -154,6 +154,7 @@ public class ScreenMatch
                 return CaptureAndMatchAllWindows();
 
             default:
+                parent.Log($"Unknown capture mode: {mode}");
                 break;
         }
 
diff --git a/WelsonJS.Toolkit/WelsonJS.Service/ServiceMain.cs b/WelsonJS.Toolkit/WelsonJS.Service/ServiceMain.cs
index 628adc1..61f0385 100644
--- a/WelsonJS.Toolkit/WelsonJS.Service/ServiceMain.cs
+++ b/WelsonJS.Toolkit/WelsonJS.Service/ServiceMain.cs
@@ -32,6 +32,7 @@ using MSScriptControl;
 using System.IO;
 using System.Collections.Generic;
 using WelsonJS.TinyINIController;
+using System.Collections;
 
 namespace WelsonJS.Service
 {
@@ -326,10 +327,17 @@ namespace WelsonJS.Service
             }
         }
 
-        private string InvokeScriptMethod(string methodName, params object[] parameters)
+        private string InvokeScriptMethod(string methodName, string scriptName, string eventType, string[] args)
         {
             if (scriptControl != null)
             {
+                object[] parameters = new object[] {
+                    scriptName,
+                    eventType,
+                    new ArrayList(args)
+                };
+                //scriptControl.AddObject("extern_arguments", new ArrayList(args), true);
+
                 return scriptControl.Run(methodName, parameters)?.ToString() ?? "void";
             }
             else
@@ -370,11 +378,11 @@ namespace WelsonJS.Service
         {
             if (args == null)
             {
-                return InvokeScriptMethod("dispatchServiceEvent", scriptName, eventType, "");
+                return InvokeScriptMethod("dispatchServiceEvent", scriptName, eventType, new string[] { });
             }
             else
             {
-                return InvokeScriptMethod("dispatchServiceEvent", scriptName, eventType, String.Join("; ", args));
+                return InvokeScriptMethod("dispatchServiceEvent", scriptName, eventType, args);
             }
 
         }
diff --git a/app.js b/app.js
index 26d19a8..daef76c 100644
--- a/app.js
+++ b/app.js
@@ -592,9 +592,8 @@ function initializeWindow(name, args, w, h) {
     }
 }
 
-function dispatchServiceEvent(name, eventType, _args) {
+function dispatchServiceEvent(name, eventType, w_args) {
     var app = require(name);
-    var args = _args.split('; ');
 
     // load the service
     if (app) {
@@ -611,7 +610,7 @@ function dispatchServiceEvent(name, eventType, _args) {
             if (eventType in action) {
                 try {
                     return (function(f) {
-                        return (typeof f !== "function" ? null : f(args));
+                        return (typeof f !== "function" ? null : f(w_args));
                     })(action[eventType]);
                 } catch (e) {
                     console.error("Exception:", e.message);
diff --git a/defaultService.js b/defaultService.js
index b77c0fb..f1558d4 100644
--- a/defaultService.js
+++ b/defaultService.js
@@ -25,7 +25,7 @@ function onMessageReceived() {
 }
 
 function onServiceScreenTime(args) {
-    return "onServiceScreenTime recevied. " + args.join(', ');
+	return "onServiceScreenTime recevied. " + args(0);
 }
 
 function onFileCreated(args) {
diff --git a/settings.example.ini b/settings.example.ini
index 5e5a8ca..336e298 100644
--- a/settings.example.ini
+++ b/settings.example.ini
@@ -1,14 +1,19 @@
 [Default]
-JSCRIPT_ENV=development   ;development or production
+; development or production
+JSCRIPT_ENV=development
 CHATGPT_APIKEY=file:data/chatgpt-apikey.txt
-WINDIVERT_CONFIG_FILE=data/windivert.config.json    ;for network debugging
-NONFREE_STRICT=false   ;User consent may be required when using third-party software with an EULA license.
+; for network debugging
+WINDIVERT_CONFIG_FILE=data/windivert.config.json
+; User consent may be required when using third-party software with an EULA license.
+NONFREE_STRICT=false
 
 [Service]
 DISABLE_SCREEN_TIME=false
 DISABLE_FILE_MONITOR=false
-SCREEN_TIME_MODE=screen    ;screen or window
-SCREEN_TIME_PARAMS=    ;filename.exe
+; screen or window
+SCREEN_TIME_MODE=screen    
+;filename.exe
+SCREEN_TIME_PARAMS=
 GRPC_HOST=http://localhost:50051
 ES_HOST=http://localhost:9200
 ES_USER=elastic