/*
----------------------------------------------------------------------------------------------------
Accessible News Slider
----------------------------------------------------------------------------------------------------
Author:
Brian Reindel, modified and adapted by Andrea Ferracani, Claudiu Tomescu

Author URL:
http://blog.reindel.com, http://www.micc.unifi.it/ferracani

License:
Unrestricted. This script is free for both personal and commercial use.
*/

jQuery.fn.accessNews = function (settings) {
    settings = jQuery.extend({
        headline: "Headline",
        speed: "normal",
        slideBy: 2,
		title: "Title"
    }, settings);
    return this.each(function () {
        jQuery.fn.accessNews.run(jQuery(this), settings);
    });
};

jQuery.fn.accessNews.run = function ($this, settings) {
    jQuery(".javascript_css", $this).css("display", "none");
    var ul = jQuery("ul:eq(0)", $this);
    var li = ul.children();

    var current = 1;

    if (li.length > settings.slideBy) {
        var $next = jQuery(".next > a", $this);
        var $back = jQuery(".back > a", $this);
        var liWidth = jQuery(li[0]).width();
        var animating = false;
        ul.css("width", (li.length * liWidth));
        $next.click(function () {
            if (!animating) {
                animating = true;
                offsetLeft = parseInt(ul.css("left")) - (liWidth * settings.slideBy);
                if (offsetLeft + ul.width() > 0) {
                    current++;
                    jQuery('.count').html(settings.headline + " " + (((current * settings.slideBy) - settings.slideBy) + 1) + " - " + ((current * settings.slideBy) > li.length ? li.length : (current * settings.slideBy)) + " of " + li.length);
                    $back.show();
                    ul.animate({
                        left: offsetLeft
                    }, settings.speed, function () {
                        if (parseInt(ul.css("left")) + ul.width() <= liWidth * settings.slideBy) {
                        }
                        animating = false;
                    });
                } else {
                    animating = false;
                }
            }
            return false;
        });
        $back.click(function () {
            if (!animating) {
                animating = true;
                offsetRight = parseInt(ul.css("left")) + (liWidth * settings.slideBy);
                if (offsetRight + ul.width() <= ul.width()) {
                    current--;
                    jQuery('.count').html(settings.headline + " " + (((current * settings.slideBy) - settings.slideBy) + 1) + " - " + ((current * settings.slideBy) > li.length ? li.length : (current * settings.slideBy)) + " of " + li.length);
                    $next.show();
                    ul.animate({
                        left: offsetRight
                    }, settings.speed, function () {
                        if (parseInt(ul.css("left")) == 0) {

                        }
                        animating = false;
                    });
                } else {
                    animating = false;
                }
            }
            return false;
        });

        $next.show();
        jQuery(".description").hide();
        //jQuery('#list').after(["<div class=\"view_all\"><span class=\"count\">", settings.headline, " - ", li.length, " total</span></div>"].join(""));
        jQuery('#list').after(["<div class=\"view_all\"><span class=\"count\">", settings.headline + " " + (((current * settings.slideBy) - settings.slideBy) + 1) + " - " + ((current * settings.slideBy) > li.length ? li.length : (current * settings.slideBy)) + " of " + li.length, "</span></div>"].join(""));
        jQuery(".back").appendTo('.view_all');
        jQuery(".next").appendTo('.view_all');
        var date = jQuery('<div></div>');
        var firstimg = jQuery("ul li:eq(0) img", $this);
        //
        jQuery("#container").html("");
        date.appendTo("#container").html(["<p class='date'>", settings.title, "</p>"].join(""));
        img = jQuery('<img></img>')
        img.appendTo("#container");
        //img.attr('src', firstimg.attr('src'));
        img.attr('src', firstimg.attr('src')).attr('width', '420').attr('height', '154'); // Claudiu Tomescu: force the image size
        para = jQuery('<div></div>');
        para.appendTo("#container");
        var firstli = jQuery("#newsslider ul li:eq(0)");
        para.html("<h1>" + jQuery('a.title', firstli).text() + "</h1>" + "<p id='paraText'>" + jQuery('p.description', firstli).html() + "</p>");
        firstli.addClass('selected');
        li.hover(
            function () {
                li.removeClass('selected')
                var current = jQuery(this);
                current.addClass('selected');
                img.attr('src', current.find('img').attr('src'));
                para.html("<h1>" + jQuery('.title', current).text() + "</h1>" + "<p id='paraText'>" + jQuery('.description', current).html() + "</p>");
            },
            function () {
                var current = jQuery(this);
                current.parent().css('backgroundColor', 'transparent');
            }
        );
    }
};