gistfile1.py

FROM MODEL

class Item(models.Model):
	title = models.CharField(max_length=128)
	photo = models.ImageField(upload_to="photos/",null=True, blank=True,)
	description = models.TextField(null=True, blank=True,)
	section = models.ForeignKey(Section)
	order = models.IntegerField(null=True, blank=True,)
	creation_date = models.DateTimeField(auto_now_add=True)
	last_modified = models.DateTimeField(auto_now=True)
	active = models.CharField(max_length=21, choices=ACTIVE_CHOICES,null=True, blank=True)
    
 #   def get_full_path(request):
 #       full_path = ('http', ('', 's')[request.is_secure()], '://', request.META['HTTP_HOST'], request.path)
 #       return ''.join(full_path)    
	
	@models.permalink
	def get_absolute_url(self):
		return ('menu_item_detail', (), { 
			'menu_name':, self.menu_set.slug, #not sure what your model reference looks like here.
			'section_name': self.section.slug,
			'item_id': self.id })
	
	def __unicode__(self):
		return self.title
        
FROM VIEW

def item_detail(request, menu_name, section_name, item_id, template_name='menu/detail.html'):
	item = Item.objects.get(id=item_id)

	return render_to_response(template_name, {"item":item},
                                  context_instance=RequestContext(request))
                                  
FROM URLS

    (r'^menus/$', 'menu.views.menu_list'),	
    (r'^menus/(?P<menu_name>[-\w]+)/$', 'menu.views.section_list'),
    (r'^menus/(?P<menu_name>[-\w]+)/(?P<section_name>[-\w]+)/$', 'menu.views.item_list'),
    url(r'^menus/(?P<menu_name>[-\w]+)/(?P<section_name>[-\w]+)/(?P<item_id>[-\w]+)/$', 'menu.views.item_detail', name='menu_item_detail'),