/*
 *  jquery.rotator
 *  Version: 0.1
 */
 
(function($){ $.fn.rotator = function(options){

    var defaults = {
    ms: 5000,
    n: 1,
    autoHeight: false
  };
  
    var options = $.extend(defaults, options);
  
  return this.each(function(index) {
    
    var $this = $(this);
    
    var initialHeight = 0;
    $this.children().filter(":lt("+options.n+")").each(function(index,item){
        initialHeight += $(item).height();
    });
    
    $this.height(initialHeight);
    
    setInterval(function(){
        
      var childHeight = $this.children().filter(":first-child").height();
        var animParams = {scrollTop: (childHeight) + "px"};
      var autoHeight = 0;
        $this.children().filter(":lt("+(options.n+1)+")").each(function(index,item){
            if(index>0)autoHeight += $(item).height();
        });
      if(options.autoHeight)animParams = $.extend({height:(autoHeight) + "px"}, animParams);
      
        $this.animate(animParams, 500, function(){
            $this.scrollTop(0);
          $this.append($this.children().filter(":first-child"));
        $this.css("overflow","hidden"); //Chrome hack
        });

      }, options.ms);

  });

}})(jQuery);