jQuery().ready(function(){
    if (jQuery('#foobar').length > 0) {
       jQuery('#foobar').slidertron({
	        viewerSelector:         '.viewer',
	        reelSelector:           '.viewer .reel',
	        slidesSelector:         '.viewer .reel .slide',
	        navPreviousSelector:    '.previous',
	        navNextSelector:        '.next',
	        navFirstSelector:       '.first',
	        navLastSelector:        '.last'
	});
    };
});