$.fn.superfish = function(op){

 var sf = $.fn.superfish,
 c = sf.c,
 $arrow = $(['<span class="',c.arrowClass,'"> &#187;</span>'].join('')),
 over = function(){
 var $$ = $(this), menu = getMenu($$);
 clearTimeout(menu.sfTimer);
 $$.showSuperfishUl().siblings().hideSuperfishUl();
 },
 out = function(){
 var $$ = $(this), menu = getMenu($$), o = sf.op;
 clearTimeout(menu.sfTimer);
 menu.sfTimer=setTimeout(function(){
 o.retainPath=($.inArray($$[0],o.$path)>-1);
 $$.hideSuperfishUl();
 if (o.$path.length && $$.parents(['li.',o.hoverClass].join('')).length<1){over.call(o.$path);}
 },o.delay);
 },
 getMenu = function($menu){
 var menu = $menu.parents(['ul.',c.menuClass,':first'].join(''))[0];
 sf.op = sf.o[menu.serial];
 return menu;
 },
 addArrow = function($a){ $a.addClass(c.anchorClass).append($arrow.clone()); };

 return this.each(function() {
 var s = this.serial = sf.o.length;
 var o = $.extend({},sf.defaults,op);
 o.$path = $('li.'+o.pathClass,this).slice(0,o.pathLevels).each(function(){
 $(this).addClass([o.hoverClass,c.bcClass].join(' '))
 .filter('li:has(ul)').removeClass(o.pathClass);
 });
 sf.o[s] = sf.op = o;

 $('li:has(ul)',this)[($.fn.hoverIntent && !o.disableHI) ? 'hoverIntent' : 'hover'](over,out).each(function() {
 if (o.autoArrows) addArrow( $('>a:first-child',this) );
 })
 .not('.'+c.bcClass)
 .hideSuperfishUl();

 var $a = $('a',this);
 $a.each(function(i){
 var $li = $a.eq(i).parents('li');
 $a.eq(i).focus(function(){over.call($li);}).blur(function(){out.call($li);});
 });
 o.onInit.call(this);

 }).each(function() {
 var menuClasses = [c.menuClass];
 if (sf.op.dropShadows && !($.browser.msie && $.browser.version < 7)) menuClasses.push(c.shadowClass);
 $(this).addClass(menuClasses.join(' '));
 });
 };

var sf = $.fn.superfish;
 sf.o = [];
 sf.op = {};
 sf.IE7fix = function(){
 var o = sf.op;
 if ($.browser.msie && $.browser.version > 6 && o.dropShadows && o.animation.opacity!=undefined)
 this.toggleClass(sf.c.shadowClass+'-off');
 };
 sf.c = {
 bcClass : 'sf-breadcrumb',
 menuClass : 'sf-js-enabled',
 anchorClass : 'sf-with-ul',
 arrowClass : 'sf-sub-indicator',
 shadowClass : 'sf-shadow'
 };
 sf.defaults = {
 hoverClass : 'sfHover',
 pathClass : 'overideThisToUse',
 pathLevels : 1,
 delay : 100,
 animation : {opacity:'show'},
 speed : 'normal',
 autoArrows : true,
 dropShadows : true,
 disableHI : false, // true disables hoverIntent detection
 onInit : function(){}, // callback functions
 onBeforeShow: function(){},
 onShow : function(){},
 onHide : function(){}
 };
 $.fn.extend({
 hideSuperfishUl : function(){
 var o = sf.op,
 not = (o.retainPath===true) ? o.$path : '';
 o.retainPath = false;
 var $ul = $(['li.',o.hoverClass].join(''),this).add(this).not(not).removeClass(o.hoverClass)
 .find('>ul').hide().css('visibility','hidden');
 o.onHide.call($ul);
 return this;
 },
 showSuperfishUl : function(){
 var o = sf.op,
 sh = sf.c.shadowClass+'-off',
 $ul = this.addClass(o.hoverClass)
 .find('>ul:hidden').css('visibility','visible');
 sf.IE7fix.call($ul);
 o.onBeforeShow.call($ul);
 $ul.animate(o.animation,o.speed,function(){ sf.IE7fix.call($ul); o.onShow.call($ul); });
 return this;
}
});