(function ($) {
  $.fn.scroller = function () {
	  
	  function repeat(str, n) {
		  return new Array( n + 1 ).join( str );
		}
	  
    return this.each(function () {
      
    	var $wrapper = $('> div', this).css('overflow', 'hidden'),
    	  $slider = $wrapper.find('> ul'),
    	  $items = $slider.find('> li'),
    	  $single = $items.filter(':first'),
    	  
    	  // outerWidth: width + padding (doesn't include margin)
    	  singleWidth = $single.outerWidth(), 
    	  
    	  // note: doesn't include padding or border
    	  visible = Math.ceil($wrapper.innerWidth() / singleWidth), 
    	  currentPage = 1,
    	  pages = Math.ceil($items.length / visible);
    	
    	
    	if (($items.length % visible) != 0) {
    		  $slider.append(repeat('<li class="empty" />', visible - ($items.length % visible)));
    		  $items = $slider.find('> li');
    		}
    	
    	$items.filter(':first').before($items.slice(-visible).clone().addClass('cloned'));
    	$items.filter(':last').after($items.slice(0, visible).clone().addClass('cloned'));
    	$items = $slider.find('> li'); // reselect
    	
    	$wrapper.scrollLeft(singleWidth * visible);
    	
    	function gotoPage(page) {
    		  var dir = page < currentPage ? -1 : 1,
    		    n = Math.abs(currentPage - page),
    		    left = singleWidth * dir * visible * n;
    		  
    		  $wrapper.filter(':not(:animated)').animate({
    		    scrollLeft : '+=' + left
    		  }, 500, function () {
    		    if (page == 0) {
    		      $wrapper.scrollLeft(singleWidth * visible * pages);
    		      page = pages;
    		    } else if (page > pages) {
    		      $wrapper.scrollLeft(singleWidth * visible);
    		      page = 1;
    		    } 

    		    currentPage = page;
    		  });                
    		  
    		  return false;
    		}
    	
    	
    	$wrapper.after('<a class="arrow back"></a><a class="arrow forward"></a>');

    	$('a.back', this).click(function () {
			//alert('back');
    	    //return gotoPage(currentPage - 1);                
			var test = $("#empfehlungen").find(".wrapper");
			//alert(test);
			//test.innerHTML = "";
			//test.css("border","solid 1px black");
			//alert(test.html());
			//var myHTML = "";
			//test.html(myHTML);
			
			var data = "";
			
			 $.ajax({
				url: "http://schlecker-devel.bt-mg.net/defaults/elacarte/matrixResponder/matrix/skins/webscroller/basicScroller.dojo",
				type: "POST",
				data: data,
						
				success: function (reqCode) {
					//alert("OK");
					//alert(reqCode);
					test.html(reqCode);
				}
				});

		
			return false;
    	});

    	$('a.forward', this).click(function () {
			alert('forward');
    	    //return gotoPage(currentPage + 1);
		    var test = $("#empfehlungen").find(".wrapper");
			var data = "";
			
			 $.ajax({
				url: "http://schlecker-devel.bt-mg.net/defaults/elacarte/matrixResponder/matrix/skins/webscroller/basicScroller.dojo",
				type: "POST",
				data: data,
						
				success: function (reqCode) {
					//alert("OK");
					//alert(reqCode);
					test.html(reqCode);
				}
		});

		
		return false;
    	});

    	// this currently refers to the element the plugin was bound to
    	$(this).bind('goto', function (event, page) {
    	    gotoPage(page);
    	});
    	
    	
    });
  };
})(jQuery);