At client-side, you may use the expandAll() and collapseAll functions to make KoolSlideMenu expand/collapse all items.
<?php
require $KoolControlsFolder."/KoolSlideMenu/koolslidemenu.php";
$ksm = new KoolSlideMenu("ksm");
$ksm->scriptFolder = $KoolControlsFolder."/KoolSlideMenu";
$ksm->styleFolder = $KoolControlsFolder."KoolSlideMenu/styles/apple";
$ksm->addParent("root","company","Company");
$ksm->addChild("company","about","About Us");
$ksm->addChild("company","news","Company News");
$ksm->addChild("company","contact","Contact us");
$ksm->addParent("root","products","Products");
$ksm->addChild("products","koolajax","KoolAjax");
$ksm->addChild("products","kooltreeview","KoolTreeView");
$ksm->addChild("products","koolslidemenu","KoolSlideMenu");
$ksm->addParent("root","services","Services");
$ksm->addChild("services","outsourcing","Out-sourcing");
$ksm->addChild("services","freelancer","Free-lancer");
$ksm->width="200px";
$ksm->singleExpand = false;
?>
<form id="form1" method="post">
<style type="text/css">
.box
{
float:left;
width:280px;
min-height:180px;
margin:10px;
padding:10px;
}
.focus
{
background:#DFF3FF;
border:solid 1px #C6E1F2;
text-align:center;
}
.clear
{
clear:both;
}
#eventlog
{
overflow:auto;
overflow-X:hidden;
height : 150px;
}
</style>
<div class="box">
<?php echo $ksm->Render();?>
</div>
<div class="box focus">
<input type="button" value="Expand all" onclick="ksm.expandAll();" />
<input type="button" value="Collapse all" onclick="ksm.collapseAll();" />
</div>
<div class="clear"></div>
</form>
KoolSlideMenu - Excellent PHP MenuFullVersion 1.5.0.3 released on 12/04/2011