Hello.
i just to be point okey...^^
how to combine JS to an external file in order reducing http request.
i have this script at my head section.

{* JavaScript libraries *}
{if $load_Javascript}
<script type="text/javascript" src="www.example.com/javascripts/jquery.min.js"></script>
<script src="www.example.com/javascripts/ajax.js" type="text/javascript"></script>
<script type="text/javascript" src="www.example.com/javascripts/jquery/jquery-ui.custom.min.js"></script>
<script type="text/javascript" src="www.example.com/javascripts/jquery.validates.js"></script>


so i try add like this.
i copy this following code to notepad like this.

{* JavaScript libraries *}
{if $load_Javascript}
**** <script type="text/javascript" src="www.example.com/javascripts/jquery.min.js"></script>
<script src="www.example.com/javascripts/ajax.js" type="text/javascript"></script>
<script type="text/javascript" src="www.example.com/javascripts/jquery/jquery-ui.custom.min.js"></script>
<script type="text/javascript" src="www.example.com/javascripts/jquery.validates.js"></script>
***** and name by example.js

and put new code at head section <script type="text/javascript" src="www.example.com/javascripts/example.js"></script>
it's already good?? thanks