jQuery(function(){
    jQuery("div.csw").prepend("<p class='loading'>Loading...<br /><img src='http://siteresources.worldbank.org/INTRUSSIANFEDERATION/Images/ajax-loader.gif' alt='loading...'/ ></p>");
});
var j = 0;
jQuery.fn.codaSlider = function(settings) {
    settings = jQuery.extend({
        easeFunc: "expoinout",
        easeTime: 750,
        toolTip: false
    }, settings);
    return this.each(function(){
        var container = jQuery(this);
        // Remove the preloader gif...
        container.find("p.loading").remove();
        // Self-explanatory...
        container.removeClass("csw").addClass("stripViewer");
        // Get the width of a panel, set from CSS...
        var panelWidth = container.find("div.panel").width();
        // panelCount gives us a count of the panels in the container...
        var panelCount = container.find("div.panel").size();
        // Calculate the width of all the panels when lined up end-to-end...
        var stripViewerWidth = panelWidth*panelCount;
        // Use the above width to specify the CSS width for the panelContainer element...
        container.find("div.panelContainer").css("width" , stripViewerWidth);
        // Set the navWidth as a multiple of panelCount to account for margin-right on each li
        var navWidth = panelCount*2;

        // Specify the current panel.
        // If the loaded URL has a hash (cross-linking), we're going to use that hash to give the slider a specific starting position...
        if (location.hash && parseInt(location.hash.slice(1)) <= panelCount) {
            var cPanel = parseInt(location.hash.slice(1));
            var cnt = - (panelWidth*(cPanel - 1));
            jQuery(this).find("div.panelContainer").css({ left: cnt });
            // Otherwise, we'll just set the current panel to 1...
        } else {
            var cPanel = 1;
        };

        // Create appropriate nav
        container.each(function(i) {

            // Create the Left and Right arrows
            jQuery(this).before("<div class='stripNavL' id='stripNavL" + j + "'><a href='#'>Left</a><\/div>");
            jQuery(this).after("<div class='stripNavR' id='stripNavR" + j + "'><a href='#'>Right</a><\/div>");

            // Create the Tabs
            jQuery(this).before("<div class='stripNav' id='stripNav" + j + "'><ul><\/ul><\/div>");
            jQuery(this).find("div.panel").each(function(n) {
                jQuery("div#stripNav" + j + " ul").append("<li><a href='#" + (n+1) + "'>" + jQuery(this).attr("title") + "<\/a><\/li>");
            });

            // Tab nav
            jQuery("div#stripNav" + j + " a").each(function(z) {
                // Figure out the navWidth by adding up the width of each li
                navWidth += jQuery(this).parent().width();
                // What happens when a nav link is clicked
                jQuery(this).bind("click", function() {
                    jQuery(this).addClass("current").parent().parent().find("a").not(jQuery(this)).removeClass("current"); // wow!
                    var cnt = - (panelWidth*z);
                    cPanel = z + 1;
                    jQuery(this).parent().parent().parent().next().find("div.panelContainer").animate({ left: cnt}, settings.easeTime, settings.easeFunc);
                });
            });

            // Left nav
            jQuery("div#stripNavL" + j + " a").click(function(){
                if (cPanel == 1) {
                    var cnt = - (panelWidth*(panelCount - 1));
                    cPanel = panelCount;
                    jQuery(this).parent().parent().find("div.stripNav a.current").removeClass("current").parent().parent().find("li:last a").addClass("current");
                } else {
                    cPanel -= 1;
                    var cnt = - (panelWidth*(cPanel - 1));
                    jQuery(this).parent().parent().find("div.stripNav a.current").removeClass("current").parent().prev().find("a").addClass("current");
                };
                jQuery(this).parent().parent().find("div.panelContainer").animate({ left: cnt}, settings.easeTime, settings.easeFunc);
                // Change the URL hash (cross-linking)...
                location.hash = cPanel;
                return false;
            });

            // Right nav
            jQuery("div#stripNavR" + j + " a").click(function(){
                if (cPanel == panelCount) {
                    var cnt = 0;
                    cPanel = 1;
                    jQuery(this).parent().parent().find("div.stripNav a.current").removeClass("current").parent().parent().find("a:eq(0)").addClass("current");
                } else {
                    var cnt = - (panelWidth*cPanel);
                    cPanel += 1;
                    jQuery(this).parent().parent().find("div.stripNav a.current").removeClass("current").parent().next().find("a").addClass("current");
                };
                jQuery(this).parent().parent().find("div.panelContainer").animate({ left: cnt}, settings.easeTime, settings.easeFunc);
                // Change the URL hash (cross-linking)...
                location.hash = cPanel;
                return false;
            });

            // Same-page cross-linking
            jQuery("a.cross-link").click(function(){
                jQuery(this).parents().find(".stripNav ul li a:eq(" + (parseInt(jQuery(this).attr("href").slice(1)) - 1) + ")").trigger('click');
            });

            // Set the width of the nav using the navWidth figure we calculated earlier. This is so the nav can be centred above the slider
            jQuery("div#stripNav" + j).css("width" , navWidth);

            // Specify which tab is initially set to "current". Depends on if the loaded URL had a hash or not (cross-linking).
            if (location.hash && parseInt(location.hash.slice(1)) <= panelCount) {
                jQuery("div#stripNav" + j + " a:eq(" + (location.hash.slice(1) - 1) + ")").addClass("current");
            } else {
                jQuery("div#stripNav" + j + " a:eq(0)").addClass("current");
            }

        });

        j++;
    });
};

jQuery(window).bind("load", function() {
    jQuery("div#slider1").codaSlider()
});

function video_show() {
    if ($('#video_hidden').css('display') == 'none') {
        $('#video_hidden').show('slow');
    } else {
        $('#video_hidden').hide('slow');
    }
}

function video_show_1() {
    if ($('#pres_hidden').css('display') == 'none') {
        $('#pres_hidden').show('slow');
    }
    $('#video_2').hide();
    $('#video_3').hide();
    $('#video_1').show();
}

function video_show_2() {
    if ($('#pres_hidden').css('display') != 'none') {
        $('#pres_hidden').hide('slow');
    }
    $('#video_1').hide();
    $('#video_3').hide();
    $('#video_2').show();
}

function video_show_3() {
    if ($('#pres_hidden').css('display') != 'none') {
        $('#pres_hidden').hide('slow');
    }
    $('#video_1').hide();
    $('#video_2').hide();
    $('#video_3').show();
}

function open_gallery() {
    window.open('http://ns.worldbank.org.ru/gallery/2009_04_09/hse10.html', 'gallery', 'toolbar=0,location=0,menubar=0,directories=0,resizable=0,scrollbars=0,width=750,height=580');
}