Update browser support descriptions to reflect ES5+ compatibility

Revised browser support details in HTML and Markdown files to specify compatibility with ECMAScript5 (ES5) or higher, replacing outdated references. This ensures clearer communication of the supported environments for both mobile and PC browsers.

html/naturaljs/home/home0100.html

@@ -272,8 +272,8 @@ <h2>Data Utilities</h2>
             </li>
         </ul>
 
-        <h3 lang="ko_KR">모바일 브라우저(iOS Safari, iOS UIWebView, Android Browser, Android Chrome, Android WebView)와 터치 디바이스를 지원하고 모바일 하이브리드 앱과의 연동을 지원합니다.</h3>
-        <h3 lang="en_US">Supports mobile browsers(iOS Safari, iOS UIWebView, Android Browser, Android Chrome, Android WebView) and touch devices and it supports interworking with mobile hybrid applications.</h3>
+        <h3 lang="ko_KR">모바일 브라우저(ES5이상)와 터치 디바이스를 지원하고 모바일 하이브리드 앱과의 연동을 지원합니다.</h3>
+        <h3 lang="en_US">Supports mobile browsers(ES5 or higher) and touch devices, and supports integration with mobile hybrid apps.</h3>
 
     </div>
 

html/naturaljs/intr/intr0100_en_US.md

@@ -188,8 +188,7 @@ Supports
 
 ### Support browsers
 
-* PC: Chrome, Edge, Firefox, Safari, Opera, Internet Explorer 11(limited support)
-* Mobile: iOS Safari, iOS UIWebView, Android Browser, Android Chrome, Android WebView
+* Any PC/mobile web browser that supports ECMAScript5(ES5) or higher.
 
 ### Training and support
 

html/naturaljs/intr/intr0100_ko_KR.md

@@ -183,8 +183,7 @@ Natural-UI가 콘텐츠 영역의 UI 개발을 지원한다면 Natural-UI.Shell
 
 ### 지원 브라우저
 
-* PC: Chrome, Edge, Firefox, Safari, Opera, Internet Explorer 11(제한된 지원)
-* 모바일: iOS Safari, iOS UIWebView, Android Browser, Android Chrome, Android WebView
+* ECMAScript5(ES5) 이상을 지원하는 모든 PC/모바일 웹 브라우저.
 
 ### 교육 및 지원