diff --git a/WelsonJS.Toolkit/WelsonJS.Service/ServiceMain.cs b/WelsonJS.Toolkit/WelsonJS.Service/ServiceMain.cs
index 8025e2d..7a416c7 100644
--- a/WelsonJS.Toolkit/WelsonJS.Service/ServiceMain.cs
+++ b/WelsonJS.Toolkit/WelsonJS.Service/ServiceMain.cs
@@ -114,7 +114,7 @@ namespace WelsonJS.Service
 
                 Timer screenTimer = new Timer
                 {
-                    Interval = 1000 // 1 second
+                    Interval = 10000 // 10 seconds
                 };
                 screenTimer.Elapsed += OnScreenTime;
                 timers.Add(screenTimer);
@@ -224,10 +224,9 @@ namespace WelsonJS.Service
                     Log(result.ScreenNumber.ToString());
                     Log(result.Location.ToString());
 
-                    Log(DispatchServiceEvent("screenTime", new object[]
+                    Log(DispatchServiceEvent("screenTime", new string[]
                     {
                         result.FileName,
-                        result.ScreenNumber.ToString(),
                         result.Location.X.ToString(),
                         result.Location.Y.ToString(),
                         result.MaxCorrelation.ToString()
@@ -240,9 +239,17 @@ namespace WelsonJS.Service
             }
         }
 
-        private string DispatchServiceEvent(string eventType, object[] args = null)
+        private string DispatchServiceEvent(string eventType, string[] args = null)
         {
-            return InvokeScriptMethod("dispatchServiceEvent", scriptName, eventType, args);
+            if (args == null)
+            {
+                return InvokeScriptMethod("dispatchServiceEvent", scriptName, eventType, "");
+            }
+            else
+            {
+                return InvokeScriptMethod("dispatchServiceEvent", scriptName, eventType, String.Join("; ", args));
+            }
+            
         }
 
         private string InvokeScriptMethod(string methodName, params object[] parameters)
diff --git a/app.js b/app.js
index 1ea8cba..62e7d9e 100644
--- a/app.js
+++ b/app.js
@@ -589,8 +589,9 @@ function initializeWindow(name, args, w, h) {
     }
 }
 
-function dispatchServiceEvent(name, eventType, args) {
+function dispatchServiceEvent(name, eventType, _args) {
     var app = require(name);
+    var args = _args.split('; ');
 
     // load the service
     if (app) {
diff --git a/bin/x86/WelsonJS.Service.exe b/bin/x86/WelsonJS.Service.exe
index a13ef62..8c1b465 100644
Binary files a/bin/x86/WelsonJS.Service.exe and b/bin/x86/WelsonJS.Service.exe differ
diff --git a/bin/x86/WelsonJS.Service.pdb b/bin/x86/WelsonJS.Service.pdb
index 866c3b9..f7d4d11 100644
Binary files a/bin/x86/WelsonJS.Service.pdb and b/bin/x86/WelsonJS.Service.pdb differ
diff --git a/defaultService.js b/defaultService.js
index 85519ba..8347b48 100644
--- a/defaultService.js
+++ b/defaultService.js
@@ -14,8 +14,8 @@ function onServiceElapsedTime() {
     return "onServiceElapsedTime recevied";
 }
 
-function onServiceScreenTime(filename, handle, title, x, y, maxCorrelation) {
-    return "onServiceScreenTime recevied. " + filename;
+function onServiceScreenTime(args) {
+    return "onServiceScreenTime recevied. " + args.join(', ');
 }
 
 exports.main = main;