diff --git a/example/index.html b/example/index.html
index 4cd463e..a6d04b5 100644
--- a/example/index.html
+++ b/example/index.html
@@ -12,14 +12,14 @@
             <script type="text/javascript"> 
             var onDeviceReady   = function(){
                 console.log("Device ready!")
-                console.log("iOS is "+window.plugins.jPushPlugin.isPlatformIOS());
-                initiateUI();    
+                initiateUI();
             }
             var onTagsWithAlias = function(event){
                 try{
+                    console.log("onTagsWithAlias");    
                     var result="result code:"+event.resultCode+" ";
-                    result+="tags:"+event.tags;
-                    result+="alias"+event.alias;
+                    result+="tags:"+event.tags+" ";
+                    result+="alias:"+event.alias+" ";
                     $("#tagAliasResult").html(result);
                 }
                 catch(exception){
@@ -28,6 +28,8 @@
             }
             var onGetRegistradionID = function(data) {
                 try{
+                    console.log("index.registrationID:"+data)
+                    
                     $("#registrationid").html(data);
                 }
                 catch(exception){
@@ -36,7 +38,8 @@
             }
             var initiateUI = function(){
                 window.plugins.jPushPlugin.getRegistrationID(onGetRegistradionID);
-                window.plugins.jPushPlugin.startLogPageView("mianPage");
+
+                //window.plugins.jPushPlugin.startLogPageView("mianPage");
                $("#setTagWithAliasButton").click(function(ev) {
                     try{
                         var tag1 = $("#tagText1").attr("value");
@@ -57,8 +60,9 @@
                             if(tag3 != ""){
                                 dd.push(tag3);
                             }
-                        }                     
-                        window.plugins.jPushPlugin.setTagsWithAlias(dd,"");
+                        }
+                        //window.plugins.jPushPlugin.setTagsWithAlias(dd,alias);
+                        window.plugins.jPushPlugin.setTags(dd);
                     }
                     catch(exception){
                         console.log(exception);
diff --git a/src/android/JPushPlugin.java b/src/android/JPushPlugin.java
index 84b35e2..5332172 100644
--- a/src/android/JPushPlugin.java
+++ b/src/android/JPushPlugin.java
@@ -28,8 +28,9 @@ import cn.jpush.android.api.TagAliasCallback;
 public class JPushPlugin extends CordovaPlugin {
 	private final static List<String> methodList = 
 			Arrays.asList(
+					"getRegistrationID",
 					"setTags",
-					"setTagAlias", 
+					"setTagsWithAlias",
 					"setAlias", 
 					"getNotification",
 					"setBasicPushNotificationBuilder",
@@ -42,6 +43,7 @@ public class JPushPlugin extends CordovaPlugin {
 					"isPushStopped",
 					"setLatestNotificationNum",
 					"setPushTime");
+	
 	private ExecutorService threadPool = Executors.newFixedThreadPool(1);
 	private static JPushPlugin instance;
 
@@ -102,14 +104,14 @@ public class JPushPlugin extends CordovaPlugin {
 							JSONArray.class, CallbackContext.class);
 					method.invoke(JPushPlugin.this, data, callbackContext);
 				} catch (Exception e) {
+					System.out.println(e.toString());
 				}
 			}
 		});
 		return true;
 	}
 	
-	void init(JSONArray data,
-			CallbackContext callbackContext){
+	void init(JSONArray data,CallbackContext callbackContext){
 		JPushInterface.init(this.cordova.getActivity().getApplicationContext());
 		callbackContext.success();
 	}
@@ -189,17 +191,30 @@ public class JPushPlugin extends CordovaPlugin {
 		callbackContext.success();
 	}
 	
+	void getRegistrationID(JSONArray data, CallbackContext callbackContext) {
+		String regID= JPushInterface.getRegistrationID(this.cordova.getActivity().getApplicationContext());
+		callbackContext.success(regID);
+
+	}
 	void setTags(JSONArray data, CallbackContext callbackContext) {
-		HashSet<String> tags = new HashSet<String>();
+
+		HashSet<String> tags=null;
 		try {
-			String tagStr = data.getString(0);
-			String[] tagArr = tagStr.split(",");
-			for (String tag : tagArr) {
-				tags.add(tag);
+			String tagStr;
+			if(data==null){
+				//tags=null;
+			}else if(data.length()==0) {
+				tags= new HashSet<String>();
+			}else{
+				tagStr = data.getString(0);
+				String[] tagArr = tagStr.split(",");
+				for (String tag : tagArr) {
+					tags.add(tag);
+				}
 			}
-			Set<String> validTags = JPushInterface.filterValidTags(tags);
+			//Set<String> validTags = JPushInterface.filterValidTags(tags);
 			JPushInterface.setTags(this.cordova.getActivity()
-					.getApplicationContext(), validTags,mTagWithAliasCallback);
+					.getApplicationContext(), tags,mTagWithAliasCallback);
 			callbackContext.success();
 		} catch (JSONException e) {
 			e.printStackTrace();
@@ -219,7 +234,7 @@ public class JPushPlugin extends CordovaPlugin {
 		}
 	}
 
-	void setTagAlias(JSONArray data, CallbackContext callbackContext) {
+	void setTagsWithAlias(JSONArray data, CallbackContext callbackContext) {
 		HashSet<String> tags = new HashSet<String>();
 		String alias;
 		try {
@@ -230,7 +245,7 @@ public class JPushPlugin extends CordovaPlugin {
 			}
 
 			JPushInterface.setAliasAndTags(this.cordova.getActivity()
-					.getApplicationContext(), alias, tags);
+					.getApplicationContext(), alias, tags,mTagWithAliasCallback);
 			callbackContext.success();
 		} catch (JSONException e) {
 			e.printStackTrace();
@@ -287,11 +302,13 @@ public class JPushPlugin extends CordovaPlugin {
 		}
 		callbackContext.success(obj);
 	}
+	
 	void clearAllNotification(JSONArray data,
 			CallbackContext callbackContext){
 		JPushInterface.clearAllNotifications(this.cordova.getActivity());
 		callbackContext.success();
 	}
+	
 	void clearNotificationById(JSONArray data,
 			CallbackContext callbackContext){
 		int notificationId=-1;
@@ -307,6 +324,7 @@ public class JPushPlugin extends CordovaPlugin {
 			callbackContext.error("error id");
 		}
 	}
+	
 	private final TagAliasCallback mTagWithAliasCallback = new TagAliasCallback() {
 
         @Override
diff --git a/www/JPushPlugin.js b/www/JPushPlugin.js
index 3e188e8..4bebe25 100644
--- a/www/JPushPlugin.js
+++ b/www/JPushPlugin.js
@@ -10,14 +10,14 @@ JPushPlugin.prototype.error_callback = function(msg){
 	console.log("Javascript Callback Error: " + msg)
 }
 
-JPushPlugin.prototype.call_native = function(name, args, callback){         
+JPushPlugin.prototype.call_native = function(name, args, callback){ 
+	console.log("start JPushPlugin.prototype.call_native");
 	ret = cordova.exec(callback,this.error_callback,'JPushPlugin',name,args);
+	console.log("end JPushPlugin.prototype.call_native");
+
 	return ret;
 }
 
-JPushPlugin.prototype.getRegistrationID = function(callback){
-	this.call_native("getRegistrationID",null,callback);
-}
 JPushPlugin.prototype.startLogPageView = function(data){        
 	this.call_native( "startLogPageView",[data],null); 
 }
@@ -27,23 +27,39 @@ JPushPlugin.prototype.stopLogPageView = function(data){
 }
 
 JPushPlugin.prototype.setTagsWithAlias = function(tags,alias){
-    if(tags==null){
-    	this.setAlias(alias);
-        return;
-    }
-    if(alias==null){
-    	this.setTags(tags);
-		return;
+	try{
+    	if(tags==null){
+    		this.setAlias(alias);
+        	return;
+    	}
+    	if(alias==null){
+    		this.setTags(tags);
+			return;
+		}
+		var arrayTagWithAlias=[tags];
+		arrayTagWithAlias.unshift(alias);
+		this.call_native( "setTagsWithAlias", arrayTagWithAlias,null);
 	}
-	var arrayTagWithAlias=[tags];
-	arrayTagWithAlias.unshift(alias);
-	this.call_native( "setTagsWithAlias", arrayTagWithAlias,null);
+	catch(exception){
+    	console.log(exception);
+	}
+
 }
 
+JPushPlugin.prototype.getRegistrationID = function(callback){
+        
+	try{
+	    var data=[];
+		this.call_native("getRegistrationID",[data],callback);
+	}
+	catch(exception){
+		console.log(exception);
+	}
+}
 JPushPlugin.prototype.setTags = function(data){
         
 	try{
-		this.call_native("setTags",[data],null);
+		this.call_native("setTags",data,null);
 	}
 	catch(exception){
 		console.log(exception);
@@ -52,7 +68,7 @@ JPushPlugin.prototype.setTags = function(data){
 
 JPushPlugin.prototype.setAlias = function(data){
 	try{             
-		this.call_native("setAlias", [data],null);
+		this.call_native("setAlias",[data],null);
 	}
 	catch(exception){             
 		console.log(exception);
@@ -61,6 +77,7 @@ JPushPlugin.prototype.setAlias = function(data){
 
 JPushPlugin.prototype.pushCallback = function(data){
 	try{
+		console.log(data);
 		var bToObj=JSON.parse(data);
 		var code  = bToObj.resultCode;
 		var tags  = bToObj.resultTags;