diff --git a/app/common/services/userModel.js b/app/common/services/userModel.js
index e25d3f9..cd943f9 100644
--- a/app/common/services/userModel.js
+++ b/app/common/services/userModel.js
@@ -7,53 +7,59 @@
 
  */
 
-window.angular && (function (angular) {
-    'use strict';
+window.angular && (function(angular) {
+  'use strict';
 
-    angular
-        .module('app.common.services')
-        .service('userModel', ['APIUtils',function(APIUtils){
-            return {
-                login : function(username, password, callback){
-                    APIUtils.login(username, password, function(response, error){
-                        if(response &&
-                            (response.status == APIUtils.API_RESPONSE.SUCCESS_STATUS
-                                || response.status === undefined)){
-                            sessionStorage.setItem('LOGIN_ID', username);
-                            callback(true);
-                        }else if(response && response.data && response.data.data
-                                 && response.data.data.description){
-                            callback(false, response.data.data.description);
-                        }else if(response && response.message){
-                            callback(false, response.message);
-                        }else if(error){
-                            callback(false, 'Server unreachable');
-                        }else{
-                            callback(false, 'Internal error');
-                        }
-                    });
-                },
-                isLoggedIn : function(){
-                    if(sessionStorage.getItem('LOGIN_ID') === null){
-                        return false;
-                    }
-                    return true;
-                },
-                logout : function(callback){
-                    APIUtils.logout(function(response, error){
-                        if(response &&
-                           response.status == APIUtils.API_RESPONSE.SUCCESS_STATUS){
-                            sessionStorage.removeItem('LOGIN_ID');
-                            sessionStorage.removeItem(APIUtils.HOST_SESSION_STORAGE_KEY);
-                            callback(true);
-                        }else if(response.status == APIUtils.API_RESPONSE.ERROR_STATUS){
-                            callback(false);
-                        }else{
-                            callback(false, error);
-                        }
-                    });
-                }
-            };
-        }]);
+  angular
+    .module('app.common.services')
+    .service('userModel', ['APIUtils', function(APIUtils) {
+      return {
+        login: function(username, password, callback) {
+          APIUtils.login(username, password, function(response, error) {
+            if (response &&
+              (response.status == APIUtils.API_RESPONSE.SUCCESS_STATUS ||
+                response.status === undefined)) {
+              sessionStorage.setItem('LOGIN_ID', username);
+              callback(true);
+            }
+            else if (response && response.data && response.data.data &&
+              response.data.data.description) {
+              callback(false, response.data.data.description);
+            }
+            else if (response && response.message) {
+              callback(false, response.message);
+            }
+            else if (error) {
+              callback(false, 'Server unreachable');
+            }
+            else {
+              callback(false, 'Internal error');
+            }
+          });
+        },
+        isLoggedIn: function() {
+          if (sessionStorage.getItem('LOGIN_ID') === null) {
+            return false;
+          }
+          return true;
+        },
+        logout: function(callback) {
+          APIUtils.logout(function(response, error) {
+            if (response &&
+              response.status == APIUtils.API_RESPONSE.SUCCESS_STATUS) {
+              sessionStorage.removeItem('LOGIN_ID');
+              sessionStorage.removeItem(APIUtils.HOST_SESSION_STORAGE_KEY);
+              callback(true);
+            }
+            else if (response.status == APIUtils.API_RESPONSE.ERROR_STATUS) {
+              callback(false);
+            }
+            else {
+              callback(false, error);
+            }
+          });
+        }
+      };
+    }]);
 
 })(window.angular);