give multiple class and id for each owl carousel function

1$(document).ready(function() {
2
3  $("#owl-demo, #owl-demo-1").each(function() {
4    $(this).owlCarousel({
5      items : 6, //10 items above 1000px browser width
6      itemsDesktop : [1000,6], //5 items between 1000px and 901px
7      itemsDesktopSmall : [900,3], // 3 items betweem 900px and 601px
8      itemsTablet: [600,2], //2 items between 600 and 0;
9      itemsMobile : false // itemsMobile disabled - inherit from itemsTablet option
10    });
11  });
12  // Custom Navigation Events
13  $(".next").click(function(){$(this).closest('.span12').find('.owl-carousel').trigger('owl.next');})
14  $(".prev").click(function(){$(this).closest('.span12').find('.owl-carousel').trigger('owl.prev');})
15});