In Joomla 1.7.

1. 擴充套件>外掛管理>編輯器-TinyMCE>Prohibited Elements 改為 script,applet,iframe
   Extensions > Plug-in Manager and find and click on to Editors – TinyMCE
   In TinyMCE options remove mention of script.
2. 內容管理>選項>文字條件>Super Users 選取[無過濾條件]
   Content > Article Manager  and click on Options in top right corner
   click on Text Filters under Super Users select No Filtering
3. 完成以上兩步後, 於 TinyMCE 中按 HTML 按鈕, 即可任意加插 Script.
   after 2 step, HTML source button in TinyMCE able to insert Script.