It is broken when no content on div

[MicleZaitcev]

When called rcarusel in empty div, this broken and breaks window on browser.
sample:

<div id="childCategory">
    <div id="childCategoryCarusel">
    </div>
</div>

jQuery(document).ready(function(){
   jQuery("#childCategoryCarusel").rcarousel({
    visible: 3, 
   });
});