/*
* Tadas Juozapaitis ( kasp3rito@gmail.com )
*
* Modifed by Zazar:
* 24.06.2011 - Corrected pausing issue with multiple instances
*
*/

(function ($) {

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

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

        moveUp = function (obj2, height, paused) {
            if (paused) 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;
            var itempause = options.isPaused;

            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, itempause); }, options.pause);

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