function fullpage(k) {
    function a(a, g, f, c) {
        this.cx = 3 * a;
        this.bx = 3 * (f - a) - this.cx;
        this.ax = 1 - this.cx - this.bx;
        this.cy = 3 * g;
        this.by = 3 * (c - g) - this.cy;
        this.ay = 1 - this.cy - this.by
    }
    var b = document.getelementbyid(k.id),
    e = b.children,
    h = e.length,
    v = h,
    c = k.slidetime || 3000,
    w = k.effect || {},
    b = 0,
    y,
    d,
    h,
    m,
    s,
    e,
    o,
    p,
    q,
    f = [],
    r = [],
    s,
    u,
    t = null,
    t = !1,
    i = !1,
    w,
    l,
    z,
    g,
    v,
    x,
    y,
    q,
    x,
    l,
    u;
    if (e && 1 !== h) {
        k.mode && (i = -1 !== k.mode.indexof("nav:"), r = k.mode.split(","), s = r.length);
        for (l = 0; l < h; l++) f.push(e[l].style);
        y = !!window.addeventlistener;
        d = "ontouchstart" in window || window.documenttouch && document instanceof documenttouch; (function() {
            var a = navigator.useragent,
            g = a.indexof("android"),
            f;
            z = -1 !== a.indexof("qqbrowser") ? 200 : 0; - 1 !== g && (f = a.substring(g + 7, g + 11).replace(" ", ""));
            return f || 0
        })();
        h = function(a) {
            switch (!0) {
            case "" === a.webkittransition: return "webkit";
            case "" === a.moztransition: return "moz";
            case "" === a.mstransition: return "ms";
            case "" === a.otransition: return "o";
            default:
                return ""
            }
        } (document.createelement("chriswang").style);
        a.prototype = {
            epsilon: 1e-5,
            samplecurvex: function(a) {
                return ((this.ax * a + this.bx) * a + this.cx) * a
            },
            samplecurvey: function(a) {
                return ((this.ay * a + this.by) * a + this.cy) * a
            },
            samplecurvederivativex: function(a) {
                return (3 * this.ax * a + 2 * this.bx) * a + this.cx
            },
            solvecurvex: function(a, g) {
                var f, c, d, b;
                d = a;
                for (c = 0; 8 > c; c++) {
                    b = this.samplecurvex(d) - a;
                    if (math.abs(b) < g) return d;
                    f = this.samplecurvederivativex(d);
                    if (math.abs(f) < g) break;
                    d -= b / f
                }
                f = 0;
                c = 1;
                d = a;
                if (d < f) return f;
                if (d > c) return c;
                for (; f < c;) {
                    b = this.samplecurvex(d);
                    if (math.abs(b - a) < g) break;
                    a > b ? f = d: c = d;
                    d = .5 * (c - f) + f
                }
                return d
            },
            solve: function(a, g) {
                return this.samplecurvey(this.solvecurvex(a, g))
            }
        };
        g = function() {
            m = document.documentelement.clientwidth || window.innerwidth;
            s = document.documentelement.clientheight || window.innerheight;
            b.style.height = s + "px"
        };
        l = function(a, g, f, b) {
            e = a;
            o = g;
            p = f;
            q = b
        };
        if ("string" === typeof k.easing) switch (k.easing) {
        case "ease":
            l(.25, .1, .25, 1);
            break;
        case "linear":
            l(0, 0, 1, 1);
            break;
        case "ease-in":
            l(.42, 0, 1, 1);
            break;
        case "ease-out":
            l(0, 0, .58, 1);
            break;
        case "ease-in-out":
            l(.42, 0, .58, 1)
        } else l(k.easing[0], k.easing[1], k.easing[2], k.easing[3]);
        if ("" !== h) {
            for (; v--;) f[v][h + "transitiontimingfunction"] = "cubic-bezier(" + e + "," + o + "," + p + "," + q + ")";
            v = function(a, g, f, b, d) {
                a = a.style;
                g = "translate(" + g + "px," + f + "px) translatez(0)";
                d.scale && (g += 0 === b ? " scale(" + d.scale[0] + ")": " scale(" + d.scale[1] + ")");
                d.rotate && (g += 0 === b ? " rotate(" + d.rotate[0] + "deg)": " rotate(" + d.rotate[1] + "deg)");
                a[h + "transformorigin"] = "50% 50%";
                a[h + "transform"] = g
            }
        } else w = new a(e, o, p, q),
        v = function(a, g, b, c) {
            var d = a.currentstyle,
            e = a.style,
            h = parseint(e.left || d.left, 10),
            k = parseint(e.top || d.top, 10),
            q = g - h,
            l = b - k,
            s = +new date + c,
            m = 0,
            r = w.opacity,
            t;
            clearinterval(t);
            t = setinterval(function() {
                var a; + new date > s ? (a = r ? "left:" + g + "px;top:" + b + "px;filter:alpha(opacity=" + 100 * r[1] + ");": "left:" + g + "px;top:" + b + "px;", clearinterval(t)) : (t = s - new date, m = t / c, m = w.solve(1 - m, a.prototype.epsilon), a = "left:" + (h + q * m) + "px;top:" + (k + l * m) + "px;", r && (a += "filter:alpha(opacity=" + 100 * (r[1] * m - r[0] * (1 - m)) + ");"));
                e.csstext = a
            },
            13)
        };
        x = {
            transform: function(a, g, b) {
                var c = 0,
                d = "" !== h || "none" !== a.translate && a.translate ? z: -50;
                switch (a.translate) {
                case "y":
                    c = b > g ? s: -s;
                    v(e[b], 0, c, 0, a);
                    break;
                case "x":
                    c = b > g ? m: -m;
                    v(e[b], c, 0, 0, a);
                    break;
                case "xy":
                    c = {
                        x: b > g ? m: -m,
                        y: b > g ? s: -s
                    };
                    v(e[b], c.x, c.y, 0, a);
                    break;
                default:
                    v(e[b], 0, 0, 0, a)
                }
                settimeout(function() {
                    v(e[b], 0, 0, c, a)
                },
                d + 50)
            },
            opacity: function(a, b, f) {
                var c = e[f].style;
                c.opacity = a[0];
                settimeout(function() {
                    c.opacity = a[1]
                },
                70)
            }
        };
        y = y && d ? navigator.useragent.indexof("firefox") ?
        function(a, b) {
            a.addeventlistener("click", b, !1)
        }: function(a, b, f) {
            a.addeventlistener("touchstart", b, !1);
            f && a.addeventlistener("touchmove",
            function(a) {
                a.preventdefault()
            },
            !1)
        }: function(a, b) {
            a.onclick = b
        };
        q = function(a, b, f) {
            var c = a.classname,
            d = [];
            if ( - 1 !== c.indexof(b)) {
                d = c.split(" ");
                for (c = d.length; c--;) d[c] === b && (" " === f || "" === f ? d.splice(c, 1) : d[c] = f);
                d.length ? a.classname = d.join(" ") : (a.removeattribute("class"), a.removeattribute("classname"))
            }
        };
        i && (l = function(a, b) {
            var f = u[b].classname;
            q(u[a], "active", " ");
            u[b].classname = "" === f ? "active": f + " active"
        });
        x = function(a) {
            var g = z,
            f, c;
            if (! (t || a === b || a >= h || 0 > a)) {
                t = !0;
                for (c in w) x[c](w[c], b, a);
                g += "" === h ? 20 : 0;
                f = b;
                b = a;
                i && l(f, b);
                settimeout(function() {
                    e[a].classname += " slide"
                },
                g);
                settimeout(function() {
                    f[a][h + "transitionduration"] = c + "ms"
                },
                20);
                settimeout(function() {
                    q(e[f], "current", "");
                    q(e[b], "slide", "current");
                    k.callback && k.callback(b, e[b]);
                    t = !1
                },
                c + z + 120)
            }
        };
        g();
        l = e[b].classname;
        e[b].classname = -1 !== l.indexof("current") ? l: l + " current";
        for (y ? window.addeventlistener("resize", g, !1) : window.onresize = g; s--;)(function(a) {
            switch (!0) {
            case "wheel" === a: u = function(a) {
                    a = a || window.event;
                    a.preventdefault ? a.preventdefault() : a.returnvalue = !1;
                    t || (a = -a.wheeldelta || a.detail, x(b + (0 > a ? -1 : 1)))
                };
                y && document.addeventlistener("dommousescroll", u, !1);
                window.onmousewheel = document.onmousewheel = u;
                break;
            case "touch" === a: if (!d || !y) break; (function() {
                    var a = w.transform.scale[0],
                    f = w.transform.scale[1] - a,
                    c = w.transform.rotate[0],
                    d = w.transform.rotate[1] - c,
                    l = w.opacity[0],
                    u = w.opacity[1] - l,
                    v,
                    x,
                    y,
                    z,
                    g,
                    r = {},
                    a = !1,
                    n,
                    p,
                    d,
                    m,
                    n,
                    e,
                    j;
                    "y" === w.transform.translate ? (d = function() {
                        n = f[b - 1];
                        p = f[b + 1];
                        n && (n[h + "transitionduration"] = "0ms", n[h + "transform"] = "translate(0,-" + s + "px) translatez(0)", n[h + "transformorigin"] = "50% 100%", e[b - 1].classname += " swipe");
                        p && (p[h + "transitionduration"] = "0ms", p[h + "transform"] = "translate(0," + s + "px) translatez(0)", p[h + "transformorigin"] = "50% 0%", e[b + 1].classname += " swipe")
                    },
                    e = function(b) {
                        var e = math.abs(b.y / s),
                        k = " scale(" + (a + f * e) + ") rotate(" + (c + d * e) + "deg)";
                        n && 0 < b.y && (n.opacity = l + u * e, n[h + "transform"] = "translate(0," + (b.y - s) + "px) translatez(0)" + k);
                        p && 0 > b.y && (p.opacity = l + u * e, p[h + "transform"] = "translate(0," + (s + b.y) + "px) translatez(0)" + k)
                    },
                    m = function(a, d) {
                        var c = c >> 1;
                        q(e[b + d], "swipe", "slide");
                        a.opacity = 1;
                        a[h + "transitionduration"] = c + "ms";
                        a[h + "transform"] = "translate(0," + d * s + "px) translatez(0)";
                        settimeout(function() {
                            q(e[b + d], "slide", "");
                            settimeout(function() {
                                t = !1
                            },
                            50)
                        },
                        c)
                    },
                    n = function(a, d) {
                        var c = b + d,
                        f = ~~ (c / 1.5),
                        g = e[b - d];
                        g && q(g, "swipe", "");
                        0 > c || c > h - 1 ? settimeout(function() {
                            t = !1
                        },
                        50) : (i && l(b, c), a.opacity = 1, q(e[c], "swipe", "slide"), a[h + "transitionduration"] = f + "ms", a[h + "transform"] = "translate(0,0) translatez(0)", settimeout(function() {
                            q(e[b], "current", "");
                            q(e[c], "slide", "current");
                            b = c;
                            k.callback && k.callback(b, e[b]);
                            settimeout(function() {
                                t = !1
                            },
                            50)
                        },
                        f))
                    }) : (d = function() {
                        n = f[b - 1];
                        p = f[b + 1];
                        n && (n[h + "transitionduration"] = "0ms", n[h + "transform"] = "translate(-" + m + "px,0) translatez(0)", n[h + "transformorigin"] = "100% 50%", e[b - 1].classname += " swipe");
                        p && (p[h + "transitionduration"] = "0ms", p[h + "transform"] = "translate(" + m + "px,0) translatez(0)", p[h + "transformorigin"] = "0 50%", e[b + 1].classname += " swipe")
                    },
                    e = function(b) {
                        var e = math.abs(b.x / m),
                        k = " scale(" + (a + f * e) + ") rotate(" + (c + d * e) + "deg)";
                        n && 0 < b.x && (console.log(), n.opacity = l + u * e, n[h + "transform"] = "translate(" + (b.x - m) + "px,0) translatez(0)" + k);
                        p && 0 > b.x && (p.opacity = l + u * e, p[h + "transform"] = "translate(" + (m + b.x) + "px,0) translatez(0)" + k)
                    },
                    m = function(a, c) {
                        var d = c >> 1;
                        q(e[b + c], "swipe", "slide");
                        a.opacity = 1;
                        a[h + "transitionduration"] = d + "ms";
                        a[h + "transform"] = "translate(" + c * m + "px,0) translatez(0)";
                        settimeout(function() {
                            q(e[b + c], "slide", "");
                            settimeout(function() {
                                t = !1
                            },
                            50)
                        },
                        d)
                    },
                    n = function(a, c) {
                        var d = b + c,
                        f = ~~ (c / 1.5),
                        g = e[b - c];
                        g && q(g, "swipe", "");
                        0 > d || d > h - 1 ? settimeout(function() {
                            t = !1
                        },
                        50) : (i && l(b, d), q(e[d], "swipe", "slide"), a.opacity = 1, a[h + "transitionduration"] = f + "ms", a[h + "transform"] = "translate(0,0) translatez(0)", settimeout(function() {
                            q(e[b], "current", "");
                            q(e[d], "slide", "current");
                            b = d;
                            k.callback && k.callback(b, e[b]);
                            settimeout(function() {
                                t = !1
                            },
                            50)
                        },
                        f))
                    });
                    v = function(a) {
                        var b = a.touches[0];
                        a.preventdefault();
                        1 < event.touches.length || event.scale && 1 !== event.scale || (r = {
                            x: b.pagex - y,
                            y: b.pagey - z
                        },
                        a ? j && e(r) : (j = math.abs(r.x) > math.abs(r.y) ? "x": "y", j = j === k.effect.transform.translate ? !0 : !1, a = !0))
                    };
                    x = function(a) {
                        var b = a.changedtouches[0];
                        a = +new date - g;
                        var d;
                        d = 0;
                        var c = !1;
                        r = {
                            x: b.pagex - y,
                            y: b.pagey - z
                        };
                        b = math.abs(r.x);
                        d = math.abs(r.y);
                        switch (k.effect.transform.translate) {
                        case "y":
                            c = 250 > +a && 30 < d || d > .3 * s;
                            d = 0 < r.y ? -1 : 1;
                            break;
                        case "x":
                            c = 250 > +a && 30 < b || b > .3 * m;
                            d = 0 < r.x ? -1 : 1;
                            break;
                        default:
                            c = 350 > +a && 50 < d + b || d > .3 * s || b > .3 * m,
                            d = b > d ? 0 < r.x ? -1 : 1 : 0 < r.y ? -1 : 1
                        }
                        c && j ? -1 === d ? n(n, -1) : n(p, 1) : (n && m(n, -1), p && m(p, 1));
                        b.removeeventlistener("touchmove", v, !1);
                        b.removeeventlistener("touchend", x, !1)
                    };
                    b.addeventlistener("touchstart",
                    function(a) {
                        a = a.touches[0];
                        t || (t = !0, y = a.pagex, z = a.pagey, g = +new date, r = {},
                        a = !1, d(), b.addeventlistener("touchmove", v, !1), b.addeventlistener("touchend", x, !1))
                    },
                    !1)
                })();
                break;
            case - 1 !== a.indexof("nav:") : (function() {
                    var e = a.split(":")[1],
                    e = document.getelementbyid(e),
                    f,
                    c;
                    u = e.children;
                    f = u.length;
                    c = u[b].classname;
                    if (e && u) {
                        for (; f--;) u[f].setattribute("data-page", f); - 1 === c.indexof("active") && (u[b].classname = "" === c ? "active": c + " active");
                        f = function(a) {
                            var b;
                            a = a || window.event;
                            a = a.target || a.srcelement;
                            for (b = a.tagname.tolowercase();
                            "li" !== b;) {
                                if ("ul" === b) return;
                                a = a.parentnode;
                                b = a.tagname.tolowercase()
                            }
                            x( + a.getattribute("data-page"))
                        };
                        y(e, f, 1)
                    }
                })()
            }
        })(r[s]);
        return {
            thispage: function() {
                return b
            },
            go: function(a) {
                x(a)
            },
            next: function() {
                x(b + 1)
            },
            prev: function() {
                x(b - 1)
            }
        }
    }
};