<public:attach event="oncontentready" onevent="alter_innerHTML()" />
<script language="JScript">
// de-list breadcrumb
function alter_innerHTML()
{
    var imgURL = "/images/portal/black_chevron.gif";
    var colLI = element.all.tags("LI");
    if(colLI != null){
        var innerHtml=""
        for(var i = 0; i < colLI.length; i++){
            if(i>0){
                innerHtml += "&nbsp;<img src=\""+imgURL+"\"/>&nbsp;"
            }
            innerHtml += colLI[i].innerHTML;
        }
        element.outerHTML = innerHtml;
    }
}
</script>