(function($j){
	$j.fn.vTicker = function(options) {
		var defaults = {
			speed: 700,
			pause: 4000,
			showItems: 3,
			animation: '',
			mousePause: true,
			isPaused: false,
			direction: 'up',
			height: 0
		};

		var options = $j.extend(defaults, options);
		moveUp = function(obj2, height, options){

			if(options.isPaused)
				return;
			var obj = obj2.children('ul');
			var clone = obj.children('li:first').clone(true);

			if(options.height > 0)
			{
				height = obj.children('li:first').height();
			}		
			obj.animate({top: '-=' + height + 'px'}, options.speed, function() {
        	$j(this).children('li:first').remove();
        	$j(this).css('top', '0px');
        });

		if(options.animation == 'fade')
		{
			obj.children('li:first').fadeOut(options.speed);
			if(options.height == 0)
			{
				obj.children('li:eq(' + options.showItems + ')').hide().fadeIn(options.speed).show();
			}
		}
    	clone.appendTo(obj);
	};

	moveDown = function(obj2, height, options){
		if(options.isPaused)
			return;
		var obj = obj2.children('ul');
    	var clone = obj.children('li:last').clone(true);

		if(options.height > 0)
		{
			height = obj.children('li:first').height();
		}
		obj.css('top', '-' + height + 'px')
			.prepend(clone);
    	obj.animate({top: 0}, options.speed, function() {
        	$j(this).children('li:last').remove();
        });

		if(options.animation == 'fade')
		{
			if(options.height == 0)
			{
				obj.children('li:eq(' + options.showItems + ')').fadeOut(options.speed);
			}
			obj.children('li:first').hide().fadeIn(options.speed).show();
		}
	};

	return this.each(function() {
		var obj = $j(this);
		var maxHeight = 0;
		obj.css({overflow: 'hidden', position: 'relative'})
			.children('ul').css({position: 'absolute'})
			

		if(options.height == 0)
		{
			obj.children('ul').children('li').each(function(){
				if($j(this).height() > maxHeight)
				{
					maxHeight = $j(this).height();
				}
			});

			obj.children('ul').children('li').each(function(){
				$j(this).height(maxHeight);
			});
			obj.height(maxHeight * options.showItems);
		}
		else
		{
			obj.height(options.height);
		}
    	var interval = setInterval(function(){ 
			if(options.direction == 'up')
			{ 
				moveUp(obj, maxHeight, options); 
			}
			else
			{ 
				moveDown(obj, maxHeight, options); 
			} 
		}, options.pause);

		if(options.mousePause)
		{
			obj.bind("mouseenter",function(){
				options.isPaused = true;
			}).bind("mouseleave",function(){
				options.isPaused = false;
			});
		}
	});
};
})(jQuery);