
<script type="text/javascript">

function slide(){
var className = 'SlidingPanelsContent'; //change the className that is on all your content panels..
var panelCount = sp1.getContentPanelsCount();//get panel length
var current = sp1.getCurrentPanel(); //get current panel
var group = sp1.getContentGroup() //get our group
var panelNumber = 0;
if(group.hasChildNodes()){
var j = 0;
for(var i = 0, l = group.childNodes.length; i < l; i ++){
if(group.childNodes .className && group.childNodes.className.search(new RegExp("\\b" + className + "\\b")) != -1){ // if it has SlidingPanelsContent class we found the correct node.
if(group.childNodes == current) // if it matches our current panel, we have a number
panelNumber = j;

j++; //increase our panelcounter
}
}

}
sp1.showPanel(((panelNumber + 1 /* its currently 0 based, and the panelCount isn't so we need to increase */) != panelCount ? (panelNumber + 1) : 0));
};
function start(){
var slideShow = setInterval(slide,5000);
}
window.onload = start;
</script> 