(function(a) {
  a.fn.powerFloat = function(d) {
    return a(this).each(function() {
      var f = a.extend({},
      b, d || {});
      var g = function(i, h) {
        if (c.target && c.target.css("display") !== "none") {
          c.targetHide()
        }
        c.s = i;
        c.trigger = h
      },
      e;
      switch (f.eventType) {
      case "hover":
        a(this).hover(function() {
          if (c.timerHold) {
            c.flagDisplay = true
          }
          var h = parseInt(f.showDelay, 10);
          g(f, a(this));
          if (h) {
            if (e) {
              clearTimeout(e)
            }
            e = setTimeout(function() {
              c.targetGet.call(c)
            },
            h)
          } else {
            c.targetGet()
          }
        },
        function() {
          if (e) {
            clearTimeout(e)
          }
          if (c.timerHold) {
            clearTimeout(c.timerHold)
          }
          c.flagDisplay = false;
          c.targetHold()
        });
        if (f.hoverFollow) {
          a(this).mousemove(function(h) {
            c.cacheData.left = h.pageX;
            c.cacheData.top = h.pageY;
            c.targetGet.call(c);
            return false
          })
        }
        break;
      case "click":
        a(this).click(function(h) {
          if (c.display && c.trigger && h.target === c.trigger.get(0)) {
            c.flagDisplay = false;
            c.displayDetect()
          } else {
            g(f, a(this));
            c.targetGet();
            if (!a(document).data("mouseupBind")) {
              a(document).bind("mouseup",
              function(k) {
                var i = false;
                if (c.trigger) {
                  var j = c.target.attr("id");
                  if (!j) {
                    j = "R_" + Math.random();
                    c.target.attr("id", j)
                  }
                  a(k.target).parents().each(function() {
                    if (a(this).attr("id") === j) {
                      i = true
                    }
                  });
                  if (f.eventType === "click" && c.display && k.target != c.trigger.get(0) && !i) {
                    c.flagDisplay = false;
                    c.displayDetect()
                  }
                }
                return false
              }).data("mouseupBind", true)
            }
          }
        });
        break;
      case "focus":
        a(this).focus(function() {
          var h = a(this);
          setTimeout(function() {
            g(f, h);
            c.targetGet()
          },
          200)
        }).blur(function() {
          c.flagDisplay = false;
          setTimeout(function() {
            c.displayDetect()
          },
          190)
        });
        break;
      default:
        g(f, a(this));
        c.targetGet();
        a(document).unbind("mouseup").data("mouseupBind", false)
      }
    })
  };
  var c = {
    targetGet: function() {
      if (!this.trigger) {
        return this
      }
      var h = this.trigger.attr(this.s.targetAttr),
      g = typeof this.s.target == "function" ? this.s.target.call(this.trigger) : this.s.target;
      switch (this.s.targetMode) {
      case "common":
        if (g) {
          var i = typeof(g);
          if (i === "object") {
            if (g.size()) {
              c.target = g.eq(0)
            }
          } else {
            if (i === "string") {
              if (a(g).size()) {
                c.target = a(g).eq(0)
              }
            }
          }
        } else {
          if (h && a("#" + h).size()) {
            c.target = a("#" + h)
          }
        }
        if (c.target) {
          c.targetShow()
        } else {
          return this
        }
        break;
      case "ajax":
        var d = g || h;
        this.targetProtect = false;
        if (!d) {
          return
        }
        if (!c.cacheData[d]) {
          c.loading()
        }
        var f = new Image();
        f.onload = function() {
          var m = f.width,
          q = f.height;
          var p = a(window).width(),
          s = a(window).height();
          var r = m / q,
          o = p / s;
          if (r > o) {
            if (m > p / 2) {
              m = p / 2;
              q = m / r
            }
          } else {
            if (q > s / 2) {
              q = s / 2;
              m = q * r
            }
          }
          var n = '<img class="float_ajax_image" src="' + d + '" width="' + m + '" height = "' + q + '" />';
          c.cacheData[d] = true;
          c.target = a(n);
          c.targetShow()
        };
        f.onerror = function() {
          if (/(\.jpg|\.png|\.gif|\.bmp|\.jpeg)$/i.test(d)) {
            c.target = a('<div class="float_ajax_error">图片加载失败。</div>');
            c.targetShow()
          } else {
            a.ajax({
              url: d,
              success: function(m) {
                if (typeof(m) === "string") {
                  c.cacheData[d] = true;
                  c.target = a('<div class="float_ajax_data">' + m + "</div>");
                  c.targetShow()
                }
              },
              error: function() {
                c.target = a('<div class="float_ajax_error">数据没有加载成功。</div>');
                c.targetShow()
              }
            })
          }
        };
        f.src = d;
        break;
      case "list":
        var k = '<ul class="float_list_ul">',
        j;
        if (a.isArray(g) && (j = g.length)) {
          a.each(g,
          function(n, p) {
            var o = "",
            r = "",
            q, m;
            if (n === 0) {
              r = ' class="float_list_li_first"'
            }
            if (n === j - 1) {
              r = ' class="float_list_li_last"'
            }
            if (typeof(p) === "object" && (q = p.text.toString())) {
              if (m = (p.href || "javascript:")) {
                o = '<a href="' + m + '" class="float_list_a">' + q + "</a>"
              } else {
                o = q
              }
            } else {
              if (typeof(p) === "string" && p) {
                o = p
              }
            }
            if (o) {
              k += "<li" + r + ">" + o + "</li>"
            }
          })
        } else {
          k += '<li class="float_list_null">列表无数据。</li>'
        }
        k += "</ul>";
        c.target = a(k);
        this.targetProtect = false;
        c.targetShow();
        break;
      case "remind":
        var l = g || h;
        this.targetProtect = false;
        if (typeof(l) === "string") {
          c.target = a("<span>" + l + "</span>");
          c.targetShow()
        }
        break;
      default:
        var e = g || h,
        i = typeof(e);
        if (e) {
          if (i === "string") {
            if (/^.[^:#\[\.,]*$/.test(e)) {
              if (a(e).size()) {
                c.target = a(e).eq(0);
                this.targetProtect = true
              } else {
                if (a("#" + e).size()) {
                  c.target = a("#" + e).eq(0);
                  this.targetProtect = true
                } else {
                  c.target = a("<div>" + e + "</div>");
                  this.targetProtect = false
                }
              }
            } else {
              c.target = a("<div>" + e + "</div>");
              this.targetProtect = false
            }
            c.targetShow()
          } else {
            if (i === "object") {
              if (!a.isArray(e) && e.size()) {
                c.target = e.eq(0);
                this.targetProtect = true;
                c.targetShow()
              }
            }
          }
        }
      }
      return this
    },
    container: function() {
      var d = this.s.container,
      e = this.s.targetMode || "mode";
      if (e === "ajax" || e === "remind") {
        this.s.sharpAngle = true
      } else {
        this.s.sharpAngle = false
      }
      if (this.s.reverseSharp) {
        this.s.sharpAngle = !this.s.sharpAngle
      }
      if (e !== "common") {
        if (d === null) {
          d = "plugin"
        }
        if (d === "plugin") {
          if (!a("#floatBox_" + e).size()) {
            a('<div id="floatBox_' + e + '" class="float_' + e + '_box"></div>').appendTo(a("body")).hide()
          }
          d = a("#floatBox_" + e)
        }
        if (d && typeof(d) !== "string" && d.size()) {
          if (this.targetProtect) {
            c.target.show().css("position", "static")
          }
          c.target = d.empty().append(c.target)
        }
      }
      return this
    },
    setWidth: function() {
      var d = this.s.width;
      if (d === "auto") {
        if (this.target.get(0).style.width) {
          this.target.css("width", "auto")
        }
      } else {
        if (d === "inherit") {
          this.target.width(this.trigger.width())
        } else {
          this.target.css("width", d)
        }
      }
      return this
    },
    position: function() {
      if (!this.trigger || !this.target) {
        return this
      }
      var h, x = 0,
      k = 0,
      m = 0,
      y = 0,
      s, o, e, E, u, q, f = this.target.data("height"),
      C = this.target.data("width"),
      r = a(window).scrollTop(),
      B = parseInt(this.s.offsets.x, 10) || 0,
      A = parseInt(this.s.offsets.y, 10) || 0,
      w = this.cacheData;
      if (!f) {
        f = this.target.outerHeight();
        if (this.s.hoverFollow) {
          this.target.data("height", f)
        }
      }
      if (!C) {
        C = this.target.outerWidth();
        if (this.s.hoverFollow) {
          this.target.data("width", C)
        }
      }
      h = this.trigger.offset();
      x = this.trigger.outerHeight();
      k = this.trigger.outerWidth();
      s = h.left;
      o = h.top;
      var l = function() {
        if (s < 0) {
          s = 0
        } else {
          if (s + x > a(window).width()) {
            s = a(window).width() - k
          }
        }
      },
      i = function() {
        if (o < 0) {
          o = 0
        } else {
          if (o + x > a(document).height()) {
            o = a(document).height() - x
          }
        }
      };
      if (this.s.hoverFollow && w.left && w.top) {
        if (this.s.hoverFollow === "x") {
          s = w.left;
          l()
        } else {
          if (this.s.hoverFollow === "y") {
            o = w.top;
            i()
          } else {
            s = w.left;
            o = w.top;
            l();
            i()
          }
        }
      }
      var g = ["4-1", "1-4", "5-7", "2-3", "2-1", "6-8", "3-4", "4-3", "8-6", "1-2", "7-5", "3-2"],
      v = this.s.position,
      d = false,
      j;
      a.each(g,
      function(F, G) {
        if (G === v) {
          d = true;
          return
        }
      });
      if (!d) {
        v = "4-1"
      }
      var D = function(F) {
        var G = "bottom";
        switch (F) {
        case "1-4":
        case "5-7":
        case "2-3":
          G = "top";
          break;
        case "2-1":
        case "6-8":
        case "3-4":
          G = "right";
          break;
        case "1-2":
        case "8-6":
        case "4-3":
          G = "left";
          break;
        case "4-1":
        case "7-5":
        case "3-2":
          G = "bottom";
          break
        }
        return G
      };
      var n = function(F) {
        if (F === "5-7" || F === "6-8" || F === "8-6" || F === "7-5") {
          return true
        }
        return false
      };
      var t = function(H) {
        var I = 0,
        F = 0,
        G = (c.s.sharpAngle && c.corner) ? true: false;
        if (H === "right") {
          F = s + k + C + B;
          if (G) {
            F += c.corner.width()
          }
          if (F > a(window).width()) {
            return false
          }
        } else {
          if (H === "bottom") {
            I = o + x + f + A;
            if (G) {
              I += c.corner.height()
            }
            if (I > r + a(window).height()) {
              return false
            }
          } else {
            if (H === "top") {
              I = f + A;
              if (G) {
                I += c.corner.height()
              }
              if (I > o - r) {
                return false
              }
            } else {
              if (H === "left") {
                F = C + B;
                if (G) {
                  F += c.corner.width()
                }
                if (F > s) {
                  return false
                }
              }
            }
          }
        }
        return true
      };
      j = D(v);
      if (this.s.sharpAngle) {
        this.createSharp(j)
      }
      if (this.s.edgeAdjust) {
        if (t(j)) { (function() {
            if (n(v)) {
              return
            }
            var G = {
              top: {
                right: "2-3",
                left: "1-4"
              },
              right: {
                top: "2-1",
                bottom: "3-4"
              },
              bottom: {
                right: "3-2",
                left: "4-1"
              },
              left: {
                top: "1-2",
                bottom: "4-3"
              }
            };
            var H = G[j],
            F;
            if (H) {
              for (F in H) {
                if (!t(F)) {
                  v = H[F]
                }
              }
            }
          })()
        } else { (function() {
            if (n(v)) {
              var G = {
                "5-7": "7-5",
                "7-5": "5-7",
                "6-8": "8-6",
                "8-6": "6-8"
              };
              v = G[v]
            } else {
              var H = {
                top: {
                  left: "3-2",
                  right: "4-1"
                },
                right: {
                  bottom: "1-2",
                  top: "4-3"
                },
                bottom: {
                  left: "2-3",
                  right: "1-4"
                },
                left: {
                  bottom: "2-1",
                  top: "3-4"
                }
              };
              var I = H[j],
              F = [];
              for (name in I) {
                F.push(name)
              }
              if (t(F[0]) || !t(F[1])) {
                v = I[F[0]]
              } else {
                v = I[F[1]]
              }
            }
          })()
        }
      }
      var z = D(v),
      p = v.split("-")[0];
      if (this.s.sharpAngle) {
        this.createSharp(z);
        m = this.corner.width(),
        y = this.corner.height()
      }
      if (this.s.hoverFollow) {
        if (this.s.hoverFollow === "x") {
          e = s + B;
          if (p === "1" || p === "8" || p === "4") {
            e = s - (C - k) / 2 + B
          } else {
            e = s - (C - k) + B
          }
          if (p === "1" || p === "5" || p === "2") {
            E = o - A - f - y;
            q = o - y - A - 1
          } else {
            E = o + x + A + y;
            q = o + x + A + 1
          }
          u = h.left - (m - k) / 2
        } else {
          if (this.s.hoverFollow === "y") {
            if (p === "1" || p === "5" || p === "2") {
              E = o - (f - x) / 2 + A
            } else {
              E = o - (f - x) + A
            }
            if (p === "1" || p === "8" || p === "4") {
              e = s - C - B - m;
              u = s - m - B - 1
            } else {
              e = s + k - B + m;
              u = s + k + B + 1
            }
            q = h.top - (y - x) / 2
          } else {
            e = s + B;

            E = o + A
          }
        }
      } else {
        switch (z) {
        case "top":
          E = o - A - f - y;
          if (p == "1") {
            e = s - B
          } else {
            if (p === "5") {
              e = s - (C - k) / 2 - B
            } else {
              e = s - (C - k) - B
            }
          }
          q = o - y - A - 1;
          u = s - (m - k) / 2;
          break;
        case "right":
          e = s + k + B + m;
          if (p == "2") {
            E = o + A
          } else {
            if (p === "6") {
              E = o - (f - x) / 2 + A
            } else {
              E = o - (f - x) + A
            }
          }
          u = s + k + B + 1;
          q = o - (y - x) / 2;
          break;
        case "bottom":
          E = o + x + A + y;
          if (p == "4") {
            e = s + B
          } else {
            if (p === "7") {
              e = s - (C - k) / 2 + B
            } else {
              e = s - (C - k) + B
            }
          }
          q = o + x + A + 1;
          u = s - (m - k) / 2;
          break;
        case "left":
          e = s - C - B - m;
          if (p == "2") {
            E = o - A
          } else {
            if (p === "6") {
              E = o - (C - k) / 2 - A
            } else {
              E = o - (f - x) - A
            }
          }
          u = e + m;
          q = o - (C - m) / 2;
          break
        }
      }
      if (y && m && this.corner) {
        this.corner.css({
          left: u,
          top: q,
          zIndex: this.s.zIndex + 1
        })
      }
      this.target.css({
        position: "absolute",
        left: e,
        top: E,
        zIndex: this.s.zIndex
      });
      return this
    },
    createSharp: function(g) {
      var j, k, f = "",
      d = "";
      var i = {
        left: "right",
        right: "left",
        bottom: "top",
        top: "bottom"
      },
      e = i[g] || "top";
      if (this.target) {
        j = this.target.css("background-color");
        if (parseInt(this.target.css("border-" + e + "-width")) > 0) {
          k = this.target.css("border-" + e + "-color")
        }
        if (k && k !== "transparent") {
          f = 'style="color:' + k + ';"'
        } else {
          f = 'style="display:none;"'
        }
        if (j && j !== "transparent") {
          d = 'style="color:' + j + ';"'
        } else {
          d = 'style="display:none;"'
        }
      }
      var h = '<div id="floatCorner_' + g + '" class="float_corner float_corner_' + g + '"><span class="corner corner_1" ' + f + '>◆</span><span class="corner corner_2" ' + d + ">◆</span></div>";
      if (!a("#floatCorner_" + g).size()) {
        a("body").append(a(h))
      }
      this.corner = a("#floatCorner_" + g);
      return this
    },
    targetHold: function() {
      if (this.s.hoverHold) {
        var d = parseInt(this.s.hideDelay, 10) || 200;
        if (this.target) {
          this.target.hover(function() {
            c.flagDisplay = true
          },
          function() {
            if (c.timerHold) {
              clearTimeout(c.timerHold)
            }
            c.flagDisplay = false;
            c.targetHold()
          })
        }
        c.timerHold = setTimeout(function() {
          c.displayDetect.call(c)
        },
        d)
      } else {
        this.displayDetect()
      }
      return this
    },
    loading: function() {
      this.target = a('<div class="float_loading"></div>');
      this.targetShow();
      this.target.removeData("width").removeData("height");
      return this
    },
    displayDetect: function() {
      if (!this.flagDisplay && this.display) {
        this.targetHide();
        this.timerHold = null
      }
      return this
    },
    targetShow: function() {
      c.cornerClear();
      this.display = true;
      this.container().setWidth().position();
      this.target.show();
      if (a.isFunction(this.s.showCall)) {
        this.s.showCall.call(this.trigger, this.target)
      }
      return this
    },
    targetHide: function() {
      this.display = false;
      this.targetClear();
      this.cornerClear();
      if (a.isFunction(this.s.hideCall)) {
        this.s.hideCall.call(this.trigger)
      }
      this.target = null;
      this.trigger = null;
      this.s = {};
      this.targetProtect = false;
      return this
    },
    targetClear: function() {
      if (this.target) {
        if (this.target.data("width")) {
          this.target.removeData("width").removeData("height")
        }
        if (this.targetProtect) {
          this.target.children().hide().appendTo(a("body"))
        }
        this.target.unbind().hide()
      }
    },
    cornerClear: function() {
      if (this.corner) {
        this.corner.remove()
      }
    },
    target: null,
    trigger: null,
    s: {},
    cacheData: {},
    targetProtect: false
  };
  a.powerFloat = {};
  a.powerFloat.hide = function() {
    c.targetHide()
  };
  var b = {
    width: "auto",
    offsets: {
      x: 0,
      y: 0
    },
    zIndex: 999,
    eventType: "hover",
    showDelay: 0,
    hideDelay: 0,
    hoverHold: true,
    hoverFollow: false,
    targetMode: "common",
    target: null,
    targetAttr: "rel",
    container: null,
    reverseSharp: false,
    position: "4-1",
    edgeAdjust: true,
    showCall: a.noop,
    hideCall: a.noop
  }
})(jQuery);