(function(a) {
    var b = {
        numOfCol: 5,
        offsetX: 5,
        offsetY: 5,
        blockElement: "div"
    };
    var c, d;
    var e = [];
    if (!Array.prototype.indexOf) {
        Array.prototype.indexOf = function(a) {
            var b = this.length >>> 0;
            var c = Number(arguments[1]) || 0;
            c = c < 0 ? Math.ceil(c) : Math.floor(c);
            if (c < 0) c += b;
            for (; c < b; c++) {
                if (c in this && this[c] === a) return c
            }
            return - 1
        }
    }
    var f = function() {
        e = [];
        for (var a = 0; a < b.numOfCol; a++) {
            g("empty-" + a, a, 0, 1, -b.offsetY)
        }
    };
    var g = function(a, c, d, f, g) {
        for (var h = 0; h < f; h++) {
            var i = new Object;
            i.x = c + h;
            i.size = f;
            i.endY = d + g + b.offsetY * 2;
            e.push(i)
        }
    };
    var h = function(a, b) {
        for (var c = 0; c < b; c++) {
            var d = i(a + c, "x");
            e.splice(d, 1)
        }
    };
    var i = function(a, b) {
        for (var c = 0; c < e.length; c++) {
            var d = e[c];
            if (b == "x" && d.x == a) {
                return c
            } else if (b == "endY" && d.endY == a) {
                return c
            }
        }
    };
    var j = function(a, b) {
        var c = [];
        for (var d = 0; d < b; d++) {
            c.push(e[i(a + d, "x")].endY)
        }
        var f = Math.min.apply(Math, c);
        var g = Math.max.apply(Math, c);
        return [f, g, c.indexOf(f)]
    };
    var k = function(a) {
        if (a > 1) {
            var b = e.length - a;
            var c = false;
            var d, f;
            for (var g = 0; g < e.length; g++) {
                var h = e[g];
                var i = h.x;
                if (i >= 0 && i <= b) {
                    var k = j(i, a);
                    if (!c) {
                        c = true;
                        d = k;
                        f = i
                    } else {
                        if (k[1] < d[1]) {
                            d = k;
                            f = i
                        }
                    }
                }
            }
            return [f, d[1]]
        } else {
            d = j(0, e.length);
            return [d[2], d[0]]
        }
    };
    var l = function(a, c) {
        if (!a.data("size") || a.data("size") < 0) {
            a.data("size", 1)
        } else if (a.data("size") > b.numOfCol) {
            a.data("size", b.numOfCol)
        }
        var e = k(a.data("size"));
        var f = d * a.data("size") - (a.outerWidth() - a.width());
        a.css({
            width: f - b.offsetX * 2,
            left: e[0] * d,
            top: e[1],
            position: "absolute"
        });
        var i = a.outerHeight();
        h(e[0], a.data("size"));
        g(a.attr("id"), e[0], e[1], a.data("size"), i)
    };
    a.fn.BlocksIt = function(g) {
        if (g && typeof g === "object") {
            a.extend(b, g)
        }
        c = a(this);
        d = c.width() / b.numOfCol;
        f();
        c.children(b.blockElement).each(function(b) {
            l(a(this), b)
        });
        var h = j(0, e.length);
        c.height(h[1] + b.offsetY);
        return this
    }
})(jQuery)