$(document).ready(function () {    
    var li_quotes = $('#quotes ul li');    
    var p_quotes = $(li_quotes).find('p');    
    var qt = $('#quote-content');    
    var len = li_quotes.length;    
    li_quotes.filter(':first').addClass('selected');    
    qt.html(p_quotes.filter(':first').clone());    
    p_quotes.hide();    
    function f(index) {      
        setTimeout(function(){        
            qt.html(p_quotes[index]);        
            qt.find('p').fadeIn(1000);        
            $(li_quotes.removeClass('selected')[index]).addClass('selected');        
            f((index+1)%len);      
        }, 5000);    
    };    
    f(1);  
});