applyClasses: function(settings, toggler) {
/*
this.filter(":has(>ul):not(:has(>a))").find(">span").click(function(event) {
toggler.apply($(this).next());
}).add( $("a", this) ).hoverClass();
*/

if (!settings.prerendered) {
// handle closed ones first
this.filter(":has(>ul:hidden)")
.addClass(CLASSES.expandable)
.replaceClass(CLASSES.last, CLASSES.lastExpandable);

// handle open ones
this.not(":has(>ul:hidden)")
.addClass(CLASSES.collapsable)
.replaceClass(CLASSES.last, CLASSES.lastCollapsable);

// create hitarea
this.prepend("<div class=\"" + CLASSES.hitarea + "\"/>").find("div." + CLASSES.hitarea).each(function() {
var classes = "";
$.each($(this).parent().attr("class").split(" "), function() {
classes += this + "-hitarea ";
});
$(this).addClass( classes );
});
}

// apply event to hitarea
this.find("div." + CLASSES.hitarea).click( toggler );
},