I want to use 2 system of jquery, but i was having conflit, and i don't know how to fix, someone can help me please?

PHP Code:
<script type="text/javascript">
    
jQuery(document).ready(function() {
        
        $(
'blockquote').quovolver();
        
    });
    </
script>

and 
this

        
<script type="text/javascript">
            $(function() {
                
/**
                 * the menu
                 */
                
var $menu = $('#ldd_menu');
                
                
/**
                 * for each list element,
                 * we show the submenu when hovering and
                 * expand the span element (title) to 510px
                 */
                
$menu.children('li').each(function(){
                    var 
$this = $(this);
                    var 
$span $this.children('span');
                    
$span.data('width',$span.width());
                    
                    
$this.bind('mouseenter',function(){
                        
$menu.find('.ldd_submenu').stop(true,true).hide();
                        
$span.stop().animate({},300,function(){
                            
$this.find('.ldd_submenu').slideDown(300);
                        });
                    }).
bind('mouseleave',function(){
                        
$this.find('.ldd_submenu').stop(true,true).hide();
                        
$span.stop().animate({'width':$span.data('width')+'px'},300);
                    });
                });
            });
        </
script