/*
 * jquery booklet plugin
 * copyright (c) 2010 w. grauvogel (http://builtbywill.com/)
 * download by http://www.codefans.net
 * dual licensed under the mit (http://www.opensource.org/licenses/mit-license.php)
 * and gpl (http://www.opensource.org/licenses/gpl-license.php) licenses.
 *
 * version : 1.1.0
 *
 * originally based on the work of:
 *	1) charles mangin (http://clickheredammit.com/pageflip/)
 */
(function (b) {
    b.fn.booklet = function (c) {
        var d = b.extend({},
            b.fn.booklet.defaults, c);
        return b(this).each(function () {
            var j, e, h, k, f, g;
            if (typeof c == "string") {
                if (b(this).data("booklet")) {
                    j = c.tolowercase();
                    h = b.fn.booklet.interfaces[b(this).data("id")];
                    if (j == "next") {
                        h.next()
                    } else {
                        if (j == "prev") {
                            h.prev()
                        }
                    }
                }
            } else {
                if (typeof c == "number") {
                    if (b(this).data("booklet")) {
                        g = c;
                        h = b.fn.booklet.interfaces[b(this).data("id")];
                        if (g % 2 != 0) {
                            g -= 1
                        }
                        h.gotopage(g)
                    }
                } else {
                    e = b.extend(true, {},
                        d);
                    k = b.fn.booklet.interfaces.length;
                    for (f = 0; f < k; f++) {
                        if (typeof b.fn.booklet.interfaces[f] == "undefined") {
                            k = f;
                            break
                        }
                    }
                    h = new a(b(this), e, k);
                    b.fn.booklet.interfaces[k] = h
                }
            }
        })
    };
    function a(ac, ae, g) {
        var ao, av, s, a, o, l, i, e, o, ad, ah, c, n, aw = new array(),
            k = new array(),
            f,
            ab,
            z,
            y,
            w,
            u,
            ay,
            ag,
            j,
            s,
            c,
            aq,
            am,
            ax,
            az,
            t,
            al,
            ak,
            r,
            aj,
            ai,
            m,
            d,
            b,
            af,
            y,
            e,
            d,
            l,
            x,
            q,
            v,
            r,
            an,
            w,
            k,
            u,
            p,
            n,
            au,
            t,
            g,
            ap = '<div class="b-page-empty" title="" rel=""></div>',
            at = '<div class="b-page-blank" title="" rel=""></div>';
        ad = false;
        ah = false;
        c = n = false;
        ao = this;
        ao.options = ae;
        ao.id = g;
        ao.hash = "";
        av = ao.options;
        s = ac.addclass("booklet");
        a = s.children(".b-load");
        h();
        s.data("booklet", true);
        s.data("id", g);
        s.data("total", a.children().length);
        if (!av.width) {
            av.width = s.width()
        }
        if (!av.height) {
            av.height = s.height()
        }
        s.width(av.width);
        s.height(av.height);
        av.pwidth = av.width / 2;
        av.pwidthn = "-" + (av.width / 2) + "px";
        av.pwidthh = av.width / 4;
        av.pheight = av.height;
        av.ptotal = a.children().length;
        av.speedh = av.speed / 2;
        if (av.direction == "ltr") {
            av.curr = 0
        } else {
            if (av.direction == "rtl") {
                av.curr = av.ptotal - 2
            }
        }
        if (!isnan(av.startingpage) && av.startingpage <= av.ptotal && av.startingpage > 0) {
            if ((av.startingpage % 2) != 0) {
                av.startingpage--
            }
            av.curr = av.startingpage
        }
        if (av.name) {
            document.title = av.name
        } else {
            av.name = document.title
        }
        if (av.shadows) {
            av.shadowtopfwdwidth = "-" + av.shadowtopfwdwidth + "px";
            av.shadowtopbackwidth = "-" + av.shadowtopbackwidth + "px"
        }
        if (av.menu) {
            l = b(av.menu).addclass("b-menu");
            e = av.curr;
            if (av.pageselector) {
                q = b('<div class="b-selector b-selector-page"><span class="b-current">' + (e + 1) + " - " + (e + 2) + "</span></div>").appendto(l);
                v = b("<ul></ul>").appendto(q).empty().css("height", "auto");
                for (l = 0; l < av.ptotal; l += 2) {
                    i = l;
                    nums = (i + 1) + "-" + (i + 2);
                    if (av.closed) {
                        i--;
                        if (l == 0) {
                            nums = "1"
                        } else {
                            if (l == av.ptotal - 2) {
                                nums = av.ptotal - 2
                            } else {
                                nums = (i + 1) + "-" + (i + 2)
                            }
                        }
                        if (av.covers) {
                            i--;
                            if (l == 0) {
                                nums = ""
                            } else {
                                if (l == av.ptotal - 2) {
                                    nums = ""
                                } else {
                                    nums = (i + 1) + "-" + (i + 2)
                                }
                            }
                        }
                    }
                    if (av.direction == "rtl") {
                        nums = (math.abs(i - av.ptotal) - 1) + " - " + ((math.abs(i - av.ptotal)));
                        if (av.closed) {
                            if (l == av.ptotal - 2) {
                                nums = "1"
                            } else {
                                if (l == 0) {
                                    nums = av.ptotal - 2
                                } else {
                                    nums = (math.abs(i - av.ptotal) - 3) + " - " + ((math.abs(i - av.ptotal) - 2))
                                }
                            }
                            if (av.covers) {
                                if (l == av.ptotal - 2) {
                                    nums = ""
                                } else {
                                    if (l == 0) {
                                        nums = ""
                                    } else {
                                        nums = (math.abs(i - av.ptotal) - 5) + " - " + ((math.abs(i - av.ptotal) - 4))
                                    }
                                }
                            }
                        }
                        q.find(".b-current").text(nums);
                        an = b('<li><a href="#/page/' + (l + 1) + '" id="selector-page-' + l + '"><span class="b-text">' + aw[l + 1] + '</span><span class="b-num">' + nums + "</span></a></li>").prependto(v)
                    } else {
                        if (l == 0) {
                            q.find(".b-current").text(nums)
                        }
                        an = b('<li><a href="#/page/' + (l + 1) + '" id="selector-page-' + l + '"><span class="b-text">' + aw[l] + '</span><span class="b-num">' + nums + "</span></a></li>").appendto(v)
                    }
                    w = an.find("a");
                    if (!av.hash) {
                        w.click(function () {
                            if (av.direction == "rtl") {
                                q.find(".b-current").text(b(this).find(".b-num").text())
                            }
                            k = parseint(b(this).attr("id").replace("selector-page-", ""));
                            ao.gotopage(k);
                            return false
                        })
                    }
                }
                r = v.height();
                v.css({
                    height: 0,
                    "padding-bottom": 0
                });
                q.unbind("hover").hover(function () {
                    v.stop().animate({
                        height: r,
                        paddingbottom: 10
                    },
                        500)
                },
                    function () {
                        v.stop().animate({
                            height: 0,
                            paddingbottom: 0
                        },
                            500)
                    })
            }
            if (av.chapterselector) {
                x = k[av.curr];
                if (x == "") {
                    x = k[av.curr + 1]
                }
                u = b('<div class="b-selector b-selector-chapter"><span class="b-current">' + x + "</span></div>").appendto(l);
                p = b("<ul></ul>").appendto(u).empty().css("height", "auto");
                for (l = 0; l < av.ptotal; l += 1) {
                    if (k[l] != "" && typeof k[l] != "undefined") {
                        if (av.direction == "rtl") {
                            i = l;
                            if (i % 2 != 0) {
                                i--
                            }
                            u.find(".b-current").text(k[l]);
                            au = b('<li><a href="#/page/' + (i + 1) + '" id="selector-page-' + (i) + '"><span class="b-text">' + k[l] + "</span></a></li>").prependto(p)
                        } else {
                            au = b('<li><a href="#/page/' + (l + 1) + '" id="selector-page-' + l + '"><span class="b-text">' + k[l] + "</span></a></li>").appendto(p)
                        }
                        t = au.find("a");
                        if (!av.hash) {
                            t.click(function () {
                                if (av.direction == "rtl") {
                                    u.find(".b-current").text(b(this).find(".b-text").text())
                                }
                                g = parseint(b(this).attr("id").replace("selector-page-", ""));
                                ao.gotopage(g);
                                return false
                            })
                        }
                    }
                }
                n = p.height();
                p.css({
                    height: 0,
                    "padding-bottom": 0
                });
                u.unbind("hover").hover(function () {
                    p.stop().animate({
                        height: n,
                        paddingbottom: 10
                    },
                        500)
                },
                    function () {
                        p.stop().animate({
                            height: 0,
                            paddingbottom: 0
                        },
                            500)
                    })
            }
        }
        b.extend(ao, {
            next: function () {
                if (!ad) {
                    ao.gotopage(av.curr + 2)
                }
            },
            prev: function () {
                if (!ad) {
                    ao.gotopage(av.curr - 2)
                }
            },
            gotopage: function (i) {
                if (i > av.curr && i < av.ptotal && i >= 0 && !ad) {
                    $(".book_wrapper").css("backgroundimage", "url(../theme/bg/bg.gif)");
                    ad = true;
                    o = i - av.curr;
                    av.curr = i;
                    av.before.call(ao, av);
                    ar();
                    z();
                    m(av.curr + 1, av);
                    q(o, true, ax);
                    y.stop().animate({
                        width: 0
                    },
                        av.speedh, av.easein);
                    w.stop().animate({
                        left: av.pwidthh,
                        width: av.pwidthh,
                        paddingleft: av.shadowbtmwidth
                    },
                        av.speedh, av.easein).animate({
                            left: 0,
                            width: av.pwidth,
                            paddingleft: 0
                        },
                        av.speedh);
                    c.animate({
                        left: av.shadowbtmwidth
                    },
                        av.speedh, av.easein).animate({
                            left: 0
                        },
                        av.speedh, av.easeout,
                        function () {
                            h()
                        });
                    //alert(av.curr);
                    //alert(av.ptotal);
                    if (av.curr == av.ptotal - 2) {
                        $(".book_wrapper").css("backgroundimage", "url(../theme/bg/bg2.gif)");
                    }
                } else {
                    if (i < av.curr && i < av.ptotal && i >= 0 && !ad) {
                        ad = true;
                        o = av.curr - i;
                        av.curr = i;
                        av.before.call(ao, av);
                        ar();
                        z();
                        m(av.curr + 1, av);
                        q(o, false, az);
                        z.animate({
                            left: av.pwidth,
                            width: 0
                        },
                            av.speed, av.easing);
                        j.animate({
                            left: av.pwidthn
                        },
                            av.speed, av.easing);
                        ab.animate({
                            left: av.pwidthh,
                            width: av.pwidthh
                        },
                            av.speedh, av.easein).animate({
                                left: av.pwidth,
                                width: av.pwidth
                            },
                            av.speedh, av.easeout);
                        ag.animate({
                            right: av.shadowbtmwidth
                        },
                            av.speedh, av.easein).animate({
                                right: 0
                            },
                            av.speedh, av.easeout,
                            function () {
                                h()
                            });
                        if (i === 0) {
                            //alert("yes");
                            $(".book_wrapper").css("backgroundimage", "url(../theme/bg/bg1.gif)");
                        } else {
                            //alert("no");
                            $(".book_wrapper").css("backgroundimage", "url(../theme/bg/bg.gif)");
                        }
                    }
                }
            }
        });
        if (av.next) {
            af = b(av.next);
            af.click(function (i) {
                i.preventdefault();
                ao.next()
            })
        }
        if (av.prev) {
            y = b(av.prev);
            y.click(function (i) {
                i.preventdefault();
                ao.prev()
            })
        }
        if (av.overlays) {
            ak = b('<div class="b-overlay b-overlay-prev b-prev" title="previous page"></div>').appendto(s);
            al = b('<div class="b-overlay b-overlay-next b-next" title="next page"></div>').appendto(s);
            t = s.find(".b-overlay");
            if (b.browser.msie) {
                t.css({
                    background: "#fff",
                    filter: "progid:dximagetransform.microsoft.alpha(opacity=0) !important"
                })
            }
        }
        if (av.tabs) {
            ai = b('<div class="b-tab b-tab-prev b-prev" title="previous page">previous</div>').appendto(s);
            aj = b('<div class="b-tab b-tab-next b-next" title="next page">next</div>').appendto(s);
            r = s.find(".b-tab");
            if (av.tabwidth) {
                r.width(av.tabwidth)
            }
            if (av.tabheight) {
                r.height(av.tabheight)
            }
            r.css({
                top: "-" + aj.outerheight() + "px"
            });
            s.css({
                margintop: aj.outerheight()
            });
            if (av.direction == "rtl") {
                aj.html("previous").attr("title", "previous page");
                ai.html("next").attr("title", "next page")
            }
        } else {
            s.css({
                margintop: 0
            })
        }
        if (av.arrows) {
            b = b('<div class="b-arrow b-arrow-prev b-prev" title="previous page"><div>previous</div></div>').appendto(s);
            d = b('<div class="b-arrow b-arrow-next b-next" title="next page"><div>next</div></div>').appendto(s);
            m = s.find(".b-arrow");
            if (av.direction == "rtl") {
                d.html("<div>previous</div>").attr("title", "previous page");
                b.html("<div>next</div>").attr("title", "next page")
            }
        }
        e = s.find(".b-next");
        d = s.find(".b-prev");
        e.click(function (i) {
            i.preventdefault();
            ao.next()
        });
        d.click(function (i) {
            i.preventdefault();
            ao.prev()
        });
        if (av.hovers) {
            e.hover(function () {
                if (!ad && av.curr + 2 <= av.ptotal - 2) {
                    y.stop().animate({
                        width: av.pwidth - 40
                    },
                        500, av.easing);
                    w.stop().animate({
                        left: av.width - 40,
                        width: 20,
                        paddingleft: 10
                    },
                        500, av.easing);
                    c = true
                }
            },
                function () {
                    if (!ad && av.curr + 2 <= av.ptotal - 2) {
                        y.stop().animate({
                            width: av.pwidth
                        },
                            500, av.easing);
                        w.stop().animate({
                            left: av.width,
                            width: 0,
                            paddingleft: 0
                        },
                            500, av.easing);
                        c = false
                    }
                });
            d.hover(function () {
                if (!ad && av.curr - 2 >= 0) {
                    z.stop().animate({
                        left: 10,
                        width: av.pwidth - 10
                    },
                        400, av.easing);
                    j.stop().animate({
                        left: "-10px"
                    },
                        400, av.easing);
                    ab.stop().animate({
                        left: 10,
                        width: 40
                    },
                        400, av.easing);
                    ag.stop().animate({
                        right: 10
                    },
                        400, av.easing);
                    n = true
                }
            },
                function () {
                    if (!ad && av.curr - 2 >= 0) {
                        z.stop().animate({
                            left: 0,
                            width: av.pwidth
                        },
                            400, av.easing);
                        j.stop().animate({
                            left: 0
                        },
                            400, av.easing);
                        ab.stop().animate({
                            left: 0,
                            width: 0
                        },
                            400, av.easing);
                        ag.stop().animate({
                            right: 0
                        },
                            400, av.easing);
                        n = false
                    }
                })
        }
        if (av.arrows) {
            if (b.support.opacity) {
                e.hover(function () {
                    d.find("div").stop().fadeto("fast", 1)
                },
                    function () {
                        d.find("div").stop().fadeto("fast", 0)
                    });
                d.hover(function () {
                    b.find("div").stop().fadeto("fast", 1)
                },
                    function () {
                        b.find("div").stop().fadeto("fast", 0)
                    })
            } else {
                e.hover(function () {
                    d.find("div").show()
                },
                    function () {
                        d.find("div").hide()
                    });
                d.hover(function () {
                    b.find("div").show()
                },
                    function () {
                        b.find("div").hide()
                    })
            }
        }
        if (av.keyboard) {
            b(document).keyup(function (i) {
                if (i.keycode == 37) {
                    ao.prev()
                } else {
                    if (i.keycode == 39) {
                        ao.next()
                    }
                }
            })
        }
	
        if (av.hash) {
            f();
           // clearinterval();
           setinterval(function () {
                v()
            },
                250)
        }
        aa();
        function h() {
            if ((a.children().length % 2) != 0) {
                if (av.closed && av.covers) {
                    a.children().last().before(at)
                } else {
                    a.children().last().after(at)
                }
            }
            if (av.closed) {
                b(ap).attr({
                    title: av.closedfronttitle || "beginning",
                    rel: av.closedfrontchapter || "beginning of book"
                }).prependto(a);
                a.children().last().attr({
                    title: av.closedbacktitle || "end",
                    rel: av.closedbackchapter || "end of book"
                });
                a.append(ap)
            }
            if (av.direction == "ltr") {
                i = 0
            } else {
                i = a.children().length;
                if (av.closed) {
                    i -= 2
                }
                if (av.covers) {
                    i -= 2
                }
                b(a.children().get().reverse()).each(function () {
                    b(this).appendto(a)
                })
            }
            a.children().each(function (j) {
                if (b(this).attr("rel")) {
                    k[j] = b(this).attr("rel")
                } else {
                    k[j] = ""
                }
                aw[j] = b(this).attr("title");
                if (b(this).hasclass("b-page-empty")) {
                    b(this).wrap('<div class="b-page"><div class="b-wrap"></div></div>')
                } else {
                    if (av.closed && av.covers && (j == 1 || j == a.children().length - 2)) {
                        b(this).wrap('<div class="b-page"><div class="b-wrap b-page-cover"></div></div>')
                    } else {
                        if (j % 2 != 0) {
                            b(this).wrap('<div class="b-page"><div class="b-wrap b-wrap-right"></div></div>')
                        } else {
                            b(this).wrap('<div class="b-page"><div class="b-wrap b-wrap-left"></div></div>')
                        }
                    }
                }
                b(this).parents(".b-page").addclass("b-page-" + j);
                if (av.pagenumbers && !b(this).hasclass("b-page-empty") && (!av.closed || (av.closed && !av.covers) || (av.closed && av.covers && j != 1 && j != a.children().length - 2))) {
                    if (av.direction == "ltr") {
                        i++
                    }
                    b(this).parent().append('<div class="b-counter">' + (i) + "</div>");
                    if (av.direction == "rtl") {
                        i--
                    }
                }
            })
        }
        function aa(s) {
            s.find(".b-page").removeclass("b-pn b-p0 b-p1 b-p2 b-p3 b-p4").hide();
            if (ah) {
                i = av.ptotal - 1;
                for (l = 0; l < av.ptotal; l++) {
                    s.find(".b-page-" + l).detach().appendto(a)
                }
            }
            if (av.curr - 2 >= 0) {
                s.find(".b-page-" + (av.curr - 2)).addclass("b-pn").show();
                s.find(".b-page-" + (av.curr - 1)).addclass("b-p0").show()
            }
            s.find(".b-page-" + (av.curr)).addclass("b-p1").show();
            s.find(".b-page-" + (av.curr + 1)).addclass("b-p2").show();
            if (av.curr + 3 <= av.ptotal) {
                s.find(".b-page-" + (av.curr + 2)).addclass("b-p3").show();
                s.find(".b-page-" + (av.curr + 3)).addclass("b-p4").show()
            }
            f = s.find(".b-pn");
            ab = s.find(".b-p0");
            z = s.find(".b-p1");
            y = s.find(".b-p2");
            w = s.find(".b-p3");
            u = s.find(".b-p4");
            ay = s.find(".b-pn .b-wrap");
            ag = s.find(".b-p0 .b-wrap");
            j = s.find(".b-p1 .b-wrap");
            s = s.find(".b-p2 .b-wrap");
            c = s.find(".b-p3 .b-wrap");
            aq = s.find(".b-p4 .b-wrap");
            am = s.find(".b-wrap");
            am.attr("style", "");
            am.css({
                width: av.pwidth - (av.pagepadding * 2),
                height: av.pheight - (av.pagepadding * 2),
                padding: av.pagepadding
            });
            z.css({
                left: 0,
                width: av.pwidth,
                height: av.pheight
            });
            if (s==true) {
                y.css({
                    left: "25%",
                    width: av.pwidth,
                    opacity: 1,
                    height: av.pheight
                });
            } else {
                y.css({
                    left: av.pwidth,
                    width: av.pwidth,
                    opacity: 1,
                    height: av.pheight
                });
            }
          
            f.css({
                left: 0,
                width: av.pwidth,
                height: av.pheight
            });
            ab.css({
                left: 0,
                width: 0,
                height: av.pheight
            });
            w.stop().css({
                left: av.pwidth * 2,
                width: 0,
                height: av.pheight,
                paddingleft: 0
            });
            c.stop().css({
                left: 0
            });
            u.css({
                left: av.pwidth ,
                width: av.pwidth,
                height: av.pheight
            });
            if (av.curr + 3 <= av.ptotal) {
                w.after(ab.detach());
                z.after(u.detach())
            } else {
                ab.detach().appendto(a)
            }
            ah = true;
            ax = az = null;
            s.find(".b-shadow-b, .b-shadow-f").remove();
            if (av.shadows) {
                ax = b('<div class="b-shadow-f"></div>').appendto(w).css({
                    right: 0,
                    width: av.pwidth,
                    height: av.pheight
                });
                az = b('<div class="b-shadow-b"></div>').appendto(ab).css({
                    left: 0,
                    width: av.pwidth,
                    height: av.pheight
                })
            }
        }
        function q(j, i, p) {
            if (i && j > 2) {
                s.find(".b-p3, .b-p4").removeclass("b-p3 b-p4").hide();
                s.find(".b-page-" + av.curr).addclass("b-p3").show().stop().css({
                    left: av.pwidth * 2,
                    width: 0,
                    height: av.pheight,
                    paddingleft: 0
                });
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                    width: av.pwidth,
                    height: av.pheight
                });
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                    width: av.pwidth - (av.pagepadding * 2),
                    height: av.pheight - (av.pagepadding * 2),
                    padding: av.pagepadding
                });
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                    width: av.pwidth - (av.pagepadding * 2),
                    height: av.pheight - (av.pagepadding * 2),
                    padding: av.pagepadding
                });
                w = s.find(".b-p3");
                u = s.find(".b-p4");
                c = s.find(".b-p3 .b-wrap");
                aq = s.find(".b-p4 .b-wrap");
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                    w.css({
                        left: av.width - 40,
                        width: 20,
                        "padding-left": 10
                    })
                }
                p.appendto(w);
                z.after(u.detach());
                y.after(w.detach())
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                        width: av.pwidth,
                        height: av.pheight
                    });
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                        left: 0,
                        width: 0,
                        height: av.pheight
                    });
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                        width: av.pwidth - (av.pagepadding * 2),
                        height: av.pheight - (av.pagepadding * 2),
                        padding: av.pagepadding
                    });
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                        width: av.pwidth - (av.pagepadding * 2),
                        height: av.pheight - (av.pagepadding * 2),
                        padding: av.pagepadding
                    });
                    f = s.find(".b-pn");
                    ab = s.find(".b-p0");
                    ay = s.find(".b-pn .b-wrap");
                    ag = s.find(".b-p0 .b-wrap");
                    if (n) {
                        ab.css({
                            left: 10,
                            width: 40
                        });
                        ag.css({
                            right: 10
                        })
                    }
                    p.appendto(ab);
                    ab.detach().appendto(a)
                }
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                    f.hide()
                } else {
                    if (!i) {
                        f.show()
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                }
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                    u.hide()
                } else {
                    if (i) {
                        u.show()
                    }
                }
            }
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                        opacity: 1
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                        av.speedh, av.easein).animate({
                            opacity: 0
                        },
                        av.speedh, av.easeout)
                } else {
                    if (i) {
                        p.animate({
                            right: av.shadowtopfwdwidth
                        },
                            av.speed, av.easein)
                    } else {
                        p.animate({
                            left: av.shadowtopbackwidth
                        },
                            av.speed, av.easein)
                    }
                }
            }
        }
        function h() {
            aa();
            ar();
            z();
            av.after.call(ao, av);
            ad = false
        }
        function z() {
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                if (av.curr < av.ptotal - 2) {
                    e.fadein("fast").css("cursor", av.cursor)
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                    e.fadeout("fast").css("cursor", "default")
                }
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                    d.fadein("fast").css("cursor", av.cursor)
                } else {
                    d.fadeout("fast").css("cursor", "default")
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            }
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                        if (av.curr == av.ptotal - 2) {
                            nums = "1"
                        } else {
                            if (av.curr == 0) {
                                nums = av.ptotal - 2
                            } else {
                                nums = (math.abs(av.curr - av.ptotal) - 2) + " - " + ((math.abs(av.curr - av.ptotal) - 1))
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                        }
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                                nums = ""
                            } else {
                                if (av.curr == 0) {
                                    nums = ""
                                } else {
                                    nums = (math.abs(av.curr - av.ptotal) - 3) + " - " + ((math.abs(av.curr - av.ptotal) - 2))
                                }
                            }
                        }
                    }
                    b(av.menu + " .b-selector-page .b-current").text(nums)
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                    nums = (av.curr + 1) + " - " + (av.curr + 2);
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                        if (av.curr == 0) {
                            nums = "1"
                        } else {
                            if (av.curr == av.ptotal - 2) {
                                nums = av.ptotal - 2
                            } else {
                                nums = (av.curr) + "-" + (av.curr + 1)
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                        }
                        if (av.covers) {
                            if (av.curr == 0) {
                                nums = ""
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                                if (av.curr == av.ptotal - 2) {
                                    nums = ""
                                } else {
                                    nums = (av.curr - 1) + "-" + (av.curr)
                                }
                            }
                        }
                    }
                    b(av.menu + " .b-selector-page .b-current").text(nums)
                }
            }
            if (av.chapterselector) {
                if (k[av.curr] != "") {
                    b(av.menu + " .b-selector-chapter .b-current").text(k[av.curr])
                } else {
                    if (k[av.curr + 1] != "") {
                        b(av.menu + " .b-selector-chapter .b-current").text(k[av.curr + 1])
                    }
                }
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                    b(av.menu + " .b-selector-chapter .b-current").text(k[av.curr + 1])
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                    if (k[av.curr] != "") {
                        b(av.menu + " .b-selector-chapter .b-current").text(k[av.curr])
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            }
        }
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                if ((o % 2) != 0) {
                    o--
                }
                av.curr = o
            } else {
                m(av.curr + 1, av)
            }
            ao.hash = o
        }
        function v() {
            o = x();
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                if (o != av.curr && o.tostring() != ao.hash) {
                    if ((o % 2) != 0) {
                        o--
                    }
                    document.title = av.name + " - page " + (o + 1);
                    if (!ad) {
                        ao.gotopage(o);
                        ao.hash = o
                    }
                }
            }
        }
        function x() {
            var i = window.location.hash.split("/");
            if (i.length > 1) {
                return parseint(i[2]) - 1
            } else {
                return ""
            }
        }
        function m(j, i) {
            if (i.hash) {
                window.location.hash = "/page/" + j
            }
        }
    }
    b.fn.booklet.interfaces = [];
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        name: null,
        width: 600,
        height: 400,
        speed: 1000,
        direction: "ltr",
        startingpage: 0,
        easing: "easeinoutquad",
        easein: "easeinquad",
        easeout: "easeoutquad",
        closed: false,
        closedfronttitle: null,
        closedfrontchapter: null,
        closedbacktitle: null,
        closedbackchapter: null,
        covers: false,
        pagepadding: 10,
        pagenumbers: true,
        hovers: true,
        overlays: true,
        tabs: false,
        tabwidth: 60,
        tabheight: 20,
        arrows: false,
        cursor: "pointer",
        hash: false,
        keyboard: true,
        next: null,
        prev: null,
        menu: null,
        pageselector: false,
        chapterselector: false,
        shadows: true,
        shadowtopfwdwidth: 166,
        shadowtopbackwidth: 166,
        shadowbtmwidth: 50,
        before: function () { },
        after: function () { }
    }
})(jquery);