/*
* Tadas Juozapaitis ( kasp3rito@gmail.com )
*/
(function($){
$.fn.vTicker = function(options) {
  var defaults = {
    speed: 1000,
    pause: 5000,
    showItems: 3,
    animation: '',
    mousePause: true,
    isPaused: false
  };

  var options = $.extend(defaults, options);

  moveUp = function(obj2, height){
    if(options.isPaused)
      return;
    
    var obj = obj2.children('ul');
    
      first = obj.children('li:first').clone(true);
    
      obj.animate({top: '-=' + height + 'px'}, options.speed, function() {
          $(this).children('li:first').remove();
          $(this).css('top', '0px');
        });
    
    if(options.animation == 'fade')
    {
      obj.children('li:first').fadeOut(options.speed);
      obj.children('li:last').hide().fadeIn(options.speed);
    }

      first.appendTo(obj);
  };
  
  return this.each(function() {
    var obj = $(this);
    var maxHeight = 0;

    obj.css({overflow: 'hidden', position: 'relative'})
      .children('ul').css({position: 'absolute', margin: 0, padding: 0})
      .children('li').css({margin: 0, padding: 0});

    obj.children('ul').children('li').each(function(){
      if($(this).height() > maxHeight)
      {
        maxHeight = $(this).height();
      }
    });

    obj.children('ul').children('li').each(function(){
      $(this).height(maxHeight);
    });

    obj.height(maxHeight * options.showItems);
    
      var interval = setInterval(function(){ moveUp(obj, maxHeight); }, options.pause);
    
    if(options.mousePause)
    {
      obj.bind("mouseenter",function(){
        options.isPaused = true;
      }).bind("mouseleave",function(){
        options.isPaused = false;
      });
    }
  });
};
})(jQuery);