diff --git a/app/Application.js b/app/Application.js
index bf0e07ff..c54025b5 100644
--- a/app/Application.js
+++ b/app/Application.js
@@ -182,7 +182,7 @@ Ext.define('Rambox.Application', {
 		// Mouse Wheel zooming
 		document.addEventListener('mousewheel', function(e) {
 			if( e.ctrlKey ) {
-				var delta = Math.max(-1, Math.min(1, (e.wheelDelta || -e.detail)));
+				var delta = Math.max(-1, Math.min(1, e.wheelDelta || -e.detail));
 
 				var tabPanel = Ext.cq1('app-main');
 				if ( tabPanel.items.indexOf(tabPanel.getActiveTab()) === 0 ) return false;
diff --git a/app/store/ServicesList.js b/app/store/ServicesList.js
index cbda4b13..7952709c 100644
--- a/app/store/ServicesList.js
+++ b/app/store/ServicesList.js
@@ -753,7 +753,7 @@ Ext.define('Rambox.store.ServicesList', {
 			,description: 'Hibox is a secure and private messaging platform for your business.'
 			,url: 'https://app.hibox.co/'
 			,type: 'messaging'
- 		},
+		},
 		{
 			 id: 'jandi'
 			,logo: 'jandi.png'
diff --git a/app/ux/WebView.js b/app/ux/WebView.js
index 06aa7b97..ae2be74e 100644
--- a/app/ux/WebView.js
+++ b/app/ux/WebView.js
@@ -396,7 +396,7 @@ Ext.define('Rambox.ux.WebView',{
 		{
 			if ( me.record ) {
 				let custom_css_complex = me.record.get('custom_css_complex');
-				if (custom_css_complex == true) {
+				if (custom_css_complex === true) {
 					let custom_css = Ext.getStore('ServicesList').getById(me.record.get('type')).get('custom_css');
 					custom_css = custom_css + me.record.get('custom_css');
 					if ( custom_css !== '' ) {
@@ -404,7 +404,7 @@ Ext.define('Rambox.ux.WebView',{
 						console.info(me.type);
 						console.log(custom_css);
 						let js_before = '{let mystyle=`';
-						let js_after = '`,mycss=document.createElement("style");mycss.type="text/css",mycss.styleSheet?mycss.styleSheet.cssText=mystyle:mycss.appendChild(document.createTextNode(mystyle));let myDocHead=document.head;null==myDocHead||myDocHead.ramboxStyled||(myDocHead.appendChild(mycss),myDocHead.ramboxStyled=!0);let myframes=document.getElementsByTagName("iframe");for(let myframe of myframes){let mydocument,mydochead=(myframe.contentDocument||myframe.contentWindow.document).head;if(null!=mydochead&&!mydochead.ramboxStyled){let myclonedcss=mycss.cloneNode(deep=!0);mydochead.appendChild(myclonedcss),mydochead.ramboxStyled=!0}}}';
+						let js_after = '`,mycss=document.createElement("style");mycss.type="text/css",mycss.styleSheet?mycss.styleSheet.cssText=mystyle:mycss.appendChild(document.createTextNode(mystyle));let myDocHead=document.head;null===myDocHead||myDocHead.ramboxStyled||(myDocHead.appendChild(mycss),myDocHead.ramboxStyled=!0);let myframes=document.getElementsByTagName("iframe");for(let myframe of myframes){let mydocument,mydochead=(myframe.contentDocument||myframe.contentWindow.document).head;if(null!==mydochead&&!mydochead.ramboxStyled){let myclonedcss=mycss.cloneNode(deep=!0);mydochead.appendChild(myclonedcss),mydochead.ramboxStyled=!0}}}';
 						webview.executeJavaScript(js_before + custom_css + js_after);
 					}
 				}
diff --git a/app/view/add/AddController.js b/app/view/add/AddController.js
index 95141926..8bd9af82 100644
--- a/app/view/add/AddController.js
+++ b/app/view/add/AddController.js
@@ -131,7 +131,7 @@ Ext.define('Rambox.view.add.AddController', {
 	,onEnter: function(field, e) {
 		var me = this;
 
-		if ( e.getKey() == e.ENTER && field.up('form').isValid() ) me.doSave();
+		if ( e.getKey() === e.ENTER && field.up('form').isValid() ) me.doSave();
 	}
 
 	,onShow: function(win) {
diff --git a/app/view/main/MainController.js b/app/view/main/MainController.js
index d78df95b..7eb5d5ce 100644
--- a/app/view/main/MainController.js
+++ b/app/view/main/MainController.js
@@ -9,7 +9,7 @@ Ext.define('Rambox.view.main.MainController', {
 		tabPanel.setTabPosition(config.tabbar_location);
 		tabPanel.setTabRotation(0);
 
-		let reorderer = tabPanel.plugins.find((plugin) => plugin.ptype == "tabreorderer");
+		let reorderer = tabPanel.plugins.find((plugin) => plugin.ptype === "tabreorderer");
 
 		if ( reorderer !== undefined ) {
 			const names = reorderer.container.getLayout().names;
@@ -234,7 +234,7 @@ Ext.define('Rambox.view.main.MainController', {
 	,onSearchEnter: function( field, e ) {
 		var me = this;
 
-		if ( e.getKey() == e.ENTER && Ext.getStore('ServicesList').getCount() === 2 ) { // Two because we always shows Custom Service option
+		if ( e.getKey() === e.ENTER && Ext.getStore('ServicesList').getCount() === 2 ) { // Two because we always shows Custom Service option
 			me.onNewServiceSelect(field.up().down('dataview'), Ext.getStore('ServicesList').getAt(0));
 			me.onClearClick(field);
 		}
@@ -422,7 +422,7 @@ Ext.define('Rambox.view.main.MainController', {
 							,width: 256
 							,listeners: {
 								specialkey: function(field, e){
-									if ( e.getKey() == e.ENTER ) {
+									if ( e.getKey() === e.ENTER ) {
 										validateFn();
 									}
 								}