comment traduire cette partie de code Javascript en PHP ?
merci
<script language="JavaScript1.2">
<!--
//Smart Folding Menu tree- By Dynamic Drive (rewritten 03/03/02) //For full source code and more DHTML scripts, visit http://www.dynamicdrive.com //This credit MUST stay intact for use
var head="display:''"
img1=new Image()
img1.src="fold.gif"
img2=new Image()
img2.src="open.gif"
var ns6=document.getElementById&&!document.all var ie4=document.all&&navigator.userAgent.indexOf("Opera")==-1