/*
This little script handles the homepage banners and menu.
Hovering over a link changes what is displayed in the menu
*/
var cycle_counter = 0;
var cycle_interval = 0;
var cycle_duration = 4000;
var cycle_max = 1;
var cycle_current = 0;


$(document).ready(function() {
    /*Initialising carousel*/
    $('#carousel').jcarousel({});
    $('#promotions').jcarousel({ scroll: 1 });
    $('#highest-rated').jcarousel({ scroll: 1 });
    $('#most-wanted').jcarousel({ scroll: 1 });
    $('#we-recommend').jcarousel({ scroll: 1 });
    $('a[rel=external]').attr('target', '_blank');

    /* navigation append HOME*/
    /*if ($("#cat-nav li:contains('Home')").length==0) {
        $("#cat-nav li").removeClass("first-child");
        $("#cat-nav li:first").before("<li class='first-child'><a href='/en-gb/' title='Home'>Home</a></li>");
    }*/

    /*Page Appends
    */
    /*Modal-background */
    $("#page").before("<div id='modal-background'/>");

    /* close button for the overlays */
    $(".horizontal-accordian-large, #product-overlay h1").before("<span class='close' title='Close'>Close</span>");

    /*Horizontal Accordian */
    maxWidth = 170;
    minWidth = 15;

    $("ul.horizontal-accordian li").removeClass("selected");
    $("ul.horizontal-accordian li:first-child").addClass('selected');
    $("ul.horizontal-accordian li").hover(function() {
        $(this).parent().children('li.selected').removeClass('selected').animate({ width: minWidth + "px" }, { queue: false, duration: 400 });
        $(this).animate({ width: maxWidth + "px" }, { queue: false, duration: 400 }).addClass('selected');
    });

    /*Horizontal Accordian Large */
    maxWidthLarge = 415;
    minWidthLarge = 15;

    $('ul.horizontal-accordian').each(function(index, item) {
        var overlay = $(item).next('.accordian-overlay');
        if (overlay.size() === 0) return;
        overlay.attr({ overlayindex: index });
        overlay.css({ display: 'none' }).remove();
        overlay.find('ul li').removeClass('selected');
        overlay.find('ul li:first').addClass('selected');

        $('#body').append(overlay);
        $(item).children('li').each(function(n, o) {
            $(o).click(function() {
                var leaf = $('#body .accordian-overlay[overlayindex=' + overlay.attr('overlayindex') + '] li:eq(' + n + ')');
                leaf.hover();
                $('#body .accordian-overlay[overlayindex=' + overlay.attr('overlayindex') + '], #modal-background').fadeIn('fast');
                return false;
            });
        });
    });

    $("#body .accordian-overlay li").hover(function() {
        $(this).parent().children('li.selected').removeClass('selected').animate({ width: minWidthLarge + "px" }, { queue: false, duration: 400 });
        $(this).animate({ width: maxWidthLarge + "px" }, { queue: false, duration: 400 }).addClass('selected');
    });

    /*Close*/
    $(".accordian-overlay span.close, #modal-background").click(function() {
        $('.accordian-overlay, #modal-background').fadeOut("fast");
    });

    /* 
    Input Boxes blur 
    */
    $('#site-search').focus(function() {
        if ($(this).attr('value') == 'Enter Keyword / Code') $(this).attr('value', '');
    });
    $('#site-search').blur(function() {
        if ($(this).attr('value') == '') $(this).attr('value', 'Enter Keyword / Code');
    });


    /*
    This function initialises the home-page banner cycling.
    */
    cycle_max = $('#home-body-banner-menu li').each(function(index, li) {
        $('#banner-link' + index).mouseover(function() {
            clearInterval(cycle_interval);
            show_banner(index);
        })
    }).length;
    cycle_interval = setInterval(cycle_banners, cycle_duration);

    /*Info product-pop*/
    $("#home-body-banner a.info").click(function() {
        $('#product-overlay, #modal-background').fadeIn("slow");
    });

    $("#product-overlay span.close, #modal-background").click(function() {
        $('#product-overlay, #modal-background').fadeOut("fast");
    });

    /* Gift Options */
    $("#GiftOptionSelection").hide("fast");
    $("#rbGiftYes").click(function() { checkRb() });
    $("#rbGiftNo").click(function() { checkRb() });
    /* Fall Back */
    $('#home-body-banner-menu').show();

    /* Address Control on Checkout pages */
    $("#checkoutaddress").hide("fast");

    /*--------------------
    Page Specific Switches
    ---------------------*/
    var pageId = this.body.id;
    switch (pageId) {
        case "home-page":
            break;
        case "newsletter":
            $('.email-submit').click(function() {
                Omniture.SendEvent('event3', 'Email Sign-Up');
            });
            break;
        case "email-friend-page":
            $('.omniture-click').click(function() {
                Omniture.SendEvent('event5', 'Email a Friend');
            });
            break;
    }
});


/*
This function displays the banner requested in argument (integer from 1 to n)
*/
function show_banner(number) {
    if (number !== cycle_current) {
        $('#banner-link' + cycle_current).removeClass('select');
        $('#banner-' + cycle_current).fadeOut('slow');
        $('#banner-link' + number).addClass('select');
        $('#banner-' + number).fadeIn('slow');
        cycle_current = number;
    }
}
/* This function hides all the banners */
function hide_all_banners() {
    var b = '';
    var l = '';
    for (var i = 0; i < cycle_max; i++) {
        b = b + ((b.length !== 0) ? ', ' : '') + '#banner-' + i;
        l = l + ((b.length !== 0) ? ', ' : '') + '#banner-link' + i;
    }
    $(b).css('display', 'none');
    $(l).removeClass('select');
}
/* This function cycles through the banners */
function cycle_banners() {
    $('#banner-link' + cycle_current).removeClass('select');
    show_banner((++cycle_counter % cycle_max));
}

/* This function is used to hide/show gift option section on delivery page */
function checkRb() {
    if ($("input[name='rbGift']:checked").val() == "yes") {
        //show the hidden div
        $("#GiftOptionSelection").show("fast");
    }
    else {
        //otherwise, hide it
        $("#GiftOptionSelection").hide("fast");
    }
}


/* Internet Explorer 6 <button> fix; stop the submission of all
 * the button elements within the form and only have the element
 * clicked submitted.  This shouldn't interfere with any other
 * click-handlers as it determines which button was clicked when
 * the form is submitted.
 */
if ($.browser.msie && $.browser.version <= 6) {
	$(document).ready(function() {
		$('button').click(function() {
			if (this.form === null) return true;
			$.each(this.form.elements, function(index, item) {
				if (item.tagName.toLowerCase() === "button")
					item.userclick = false;
			});
			// NOTE: Could also set the value properly .. add the assignment
			//       for the value ('value': this.getAttributeNode('value'))
			this.userclick = true;
			return true;
		});

		$('form').submit(function() {
			$.each(this.elements, function(index, item) {
				if (item.tagName.toLowerCase() === "button" && typeof item.userclick !== 'undefined')
					item.disabled = !item.userclick;
				return true;
			});
		});
	});
}


var Omniture = {
    SendEvent: function(eventId, eventName) {
        if (typeof s_account == "undefined") {
            return;
        }

        s = s_gi(s_account);
        if (typeof s == "undefined") {
            return;
        }

        s.linkTrackVars = "events";
        s.linkTrackEvents = eventId;
        s.events = eventId;

        s.tl(this, 'o', eventName);
    },
    SubmitAddToBasketSingle: function(pid, vid, cid, qty, scopen) {
        if (typeof s_account == "undefined") {
            return;
        }

        s = s_gi(s_account);
        if (typeof s == "undefined") {
            return;
        }
        var events = "";
        s.linkTrackVars = "products,events,eVar3,eVar31";
        if (scopen == "True") {
            s.linkTrackEvents = "scAdd,scOpen";
            s.events = "scAdd,scOpen";
            events = "scAdd,scOpen";
        }
        else {
            s.linkTrackEvents = "scAdd";
            s.events = "scAdd";
            events = "scAdd";
        }
        s.eVar31 = vid;
        s.products = cid + ";" + pid + ";;;;eVar3=" + cid + "|eVar31=" + vid + "|events=" + events;
        s.tl(this, 'o', "Add To Basket");
    },
    RemoveFromBasketSingle: function(pid, vid, qty) {
        if (typeof s_account == "undefined") {
            return;
        }
        s = s_gi(s_account);
        if (typeof s == "undefined") {
            return;
        }
        s.products = ";" + pid;
        s.linkTrackVars = "products,events";
        s.linkTrackEvents = "scRemove";
        s.events = "scRemove";
        s.tl(this, 'o', "Remove From Basket");
    }
}