function Marquee() {
  this.ID = document.getElementById(arguments[0]);
  if (!this.ID) {
    alert("您要设置的\"" + arguments[0] + "\"初始化错误\r\n请检查标签ID设置是否正确!");
    this.ID = -1;
    return;
  }
  this.Direction = this.Width = this.Height = this.DelayTime = this.WaitTime = this.CTL = this.StartID = this.Stop = this.MouseOver = 0;
  this.Step = 1;
  this.Timer = 30;
  this.DirectionArray = {
    "top": 0,
    "up": 0,
    "bottom": 1,
    "down": 1,
    "left": 2,
    "right": 3
  };
  if (typeof arguments[1] == "number" || typeof arguments[1] == "string") this.Direction = arguments[1];
  if (typeof arguments[2] == "number") this.Step = arguments[2];
  if (typeof arguments[3] == "number") this.Width = arguments[3];
  if (typeof arguments[4] == "number") this.Height = arguments[4];
  if (typeof arguments[5] == "number") this.Timer = arguments[5];
  if (typeof arguments[6] == "number") this.DelayTime = arguments[6];
  if (typeof arguments[7] == "number") this.WaitTime = arguments[7];
  if (typeof arguments[8] == "number") this.ScrollStep = arguments[8];
  this.ID.style.overflow = this.ID.style.overflowX = this.ID.style.overflowY = "hidden";
  this.ID.noWrap = true;
  this.IsNotOpera = (navigator.userAgent.toLowerCase().indexOf("opera") == -1);
  if (arguments.length >= 7) this.Start();
}
Marquee.prototype.Start = function() {
  if (this.ID == -1) return;
  if (this.WaitTime < 800) this.WaitTime = 800;
  if (this.Timer < 20) this.Timer = 20;
  if (this.Width == 0) this.Width = parseInt(this.ID.style.width);
  if (this.Height == 0) this.Height = parseInt(this.ID.style.height);
  if (typeof this.Direction == "string") this.Direction = this.DirectionArray[this.Direction.toString().toLowerCase()];
  this.HalfWidth = Math.round(this.Width / 2);
  this.HalfHeight = Math.round(this.Height / 2);
  this.BakStep = this.Step;
  this.ID.style.width = this.Width + "px";
  this.ID.style.height = this.Height + "px";
  if (typeof this.ScrollStep != "number") this.ScrollStep = this.Direction > 1 ? this.Width: this.Height;
  var templateLeft = "<table cellspacing='0' cellpadding='0' style='border-collapse:collapse;display:inline;'><tr><td noWrap=true style='white-space: nowrap;word-break:keep-all;'>MSCLASS_TEMP_HTML</td><td noWrap=true style='white-space: nowrap;word-break:keep-all;'>MSCLASS_TEMP_HTML</td></tr></table>";
  var templateTop = "<table cellspacing='0' cellpadding='0' style='border-collapse:collapse;'><tr><td>MSCLASS_TEMP_HTML</td></tr><tr><td>MSCLASS_TEMP_HTML</td></tr></table>";
  var msobj = this;
  msobj.tempHTML = msobj.ID.innerHTML;
  if (msobj.Direction <= 1) {
    msobj.ID.innerHTML = templateTop.replace(/MSCLASS_TEMP_HTML/g, msobj.ID.innerHTML);
  } else {
    if (msobj.ScrollStep == 0 && msobj.DelayTime == 0) {
      msobj.ID.innerHTML += msobj.ID.innerHTML;
    } else {
      msobj.ID.innerHTML = templateLeft.replace(/MSCLASS_TEMP_HTML/g, msobj.ID.innerHTML);
    }
  }
  var timer = this.Timer;
  var delaytime = this.DelayTime;
  var waittime = this.WaitTime;
  msobj.StartID = function() {
    msobj.Scroll()
  }
  msobj.Continue = function() {
    if (msobj.MouseOver == 1) {
      setTimeout(msobj.Continue, delaytime);
    } else {
      clearInterval(msobj.TimerID);
      msobj.CTL = msobj.Stop = 0;
      msobj.TimerID = setInterval(msobj.StartID, timer);
    }
  }

  msobj.Pause = function() {
    msobj.Stop = 1;
    clearInterval(msobj.TimerID);
    setTimeout(msobj.Continue, delaytime);
  }

  msobj.Begin = function() {
    msobj.ClientScroll = msobj.Direction > 1 ? msobj.ID.scrollWidth / 2 : msobj.ID.scrollHeight / 2;
    if ((msobj.Direction <= 1 && msobj.ClientScroll <= msobj.Height + msobj.Step) || (msobj.Direction > 1 && msobj.ClientScroll <= msobj.Width + msobj.Step)) {
      msobj.ID.innerHTML = msobj.tempHTML;
      delete(msobj.tempHTML);
      return;
    }
    delete(msobj.tempHTML);
    msobj.TimerID = setInterval(msobj.StartID, timer);
    if (msobj.ScrollStep < 0) return;
    msobj.ID.onmousemove = function(event) {
      if (msobj.ScrollStep == 0 && msobj.Direction > 1) {
        var event = event || window.event;
        if (window.event) {
          if (msobj.IsNotOpera) {
            msobj.EventLeft = event.srcElement.id == msobj.ID.id ? event.offsetX - msobj.ID.scrollLeft: event.srcElement.offsetLeft - msobj.ID.scrollLeft + event.offsetX;
          } else {
            msobj.ScrollStep = null;
            return;
          }
        } else {
          msobj.EventLeft = event.layerX - msobj.ID.scrollLeft;
        }
        msobj.Direction = msobj.EventLeft > msobj.HalfWidth ? 3 : 2;
        msobj.AbsCenter = Math.abs(msobj.HalfWidth - msobj.EventLeft);
        msobj.Step = Math.round(msobj.AbsCenter * (msobj.BakStep * 2) / msobj.HalfWidth);
      }
    }
    msobj.ID.onmouseover = function() {
      if (msobj.ScrollStep == 0) return;
      msobj.MouseOver = 1;
      clearInterval(msobj.TimerID);
    }
    msobj.ID.onmouseout = function() {
      if (msobj.ScrollStep == 0) {
        if (msobj.Step == 0) msobj.Step = 1;
        return;
      }
      msobj.MouseOver = 0;
      if (msobj.Stop == 0) {
        clearInterval(msobj.TimerID);
        msobj.TimerID = setInterval(msobj.StartID, timer);
      }
    }
  }
  setTimeout(msobj.Begin, waittime);
}

Marquee.prototype.Scroll = function() {
  switch (this.Direction) {
  case 0:
    this.CTL += this.Step;
    if (this.CTL >= this.ScrollStep && this.DelayTime > 0) {
      this.ID.scrollTop += this.ScrollStep + this.Step - this.CTL;
      this.Pause();
      return;
    } else {
      if (this.ID.scrollTop >= this.ClientScroll) {
        this.ID.scrollTop -= this.ClientScroll;
      }
      this.ID.scrollTop += this.Step;
    }
    break;

  case 1:
    this.CTL += this.Step;
    if (this.CTL >= this.ScrollStep && this.DelayTime > 0) {
      this.ID.scrollTop -= this.ScrollStep + this.Step - this.CTL;
      this.Pause();
      return;
    } else {
      if (this.ID.scrollTop <= 0) {
        this.ID.scrollTop += this.ClientScroll;
      }
      this.ID.scrollTop -= this.Step;
    }
    break;

  case 2:
    this.CTL += this.Step;
    if (this.CTL >= this.ScrollStep && this.DelayTime > 0) {
      this.ID.scrollLeft += this.ScrollStep + this.Step - this.CTL;
      this.Pause();
      return;
    } else {
      if (this.ID.scrollLeft >= this.ClientScroll) {
        this.ID.scrollLeft -= this.ClientScroll;
      }
      this.ID.scrollLeft += this.Step;
    }
    break;

  case 3:
    this.CTL += this.Step;
    if (this.CTL >= this.ScrollStep && this.DelayTime > 0) {
      this.ID.scrollLeft -= this.ScrollStep + this.Step - this.CTL;
      this.Pause();
      return;
    } else {
      if (this.ID.scrollLeft <= 0) {
        this.ID.scrollLeft += this.ClientScroll;
      }
      this.ID.scrollLeft -= this.Step;
    }
    break;
  }
}

//获得Cookie解码后的值
function GetCookieVal(offset) {
  var endstr = document.cookie.indexOf(";", offset);
  if (endstr == -1) endstr = document.cookie.length;
  return unescape(document.cookie.substring(offset, endstr));
}
//获取cookie值
function get_Cookie(cookieName) {
  var cookieString = document.cookie;
  var start = cookieString.indexOf(cookieName + '=');
  if (start == -1) return null; //不存在此cookie
  start += cookieName.length + 1;
  var end = cookieString.indexOf(';', start);
  if (end == -1) return unescape(cookieString.substring(start));
  return unescape(cookieString.substring(start, end));
}
//获取cookie子项值
function getUserItemValue(strUserInfo, itemName) {
  var result = "";
  if (strUserInfo == null || strUserInfo == "") return result;
  var arrUserInfo = strUserInfo.split("&");
  for (var i = 0; i < arrUserInfo.length; i++) {
    if (arrUserInfo[i].indexOf(itemName) != -1) {
      var itemValue = arrUserInfo[i];
      var arritemValue = itemValue.split("=");
      result = arritemValue[1];
      return result;
    }
  }
  return result;
}
function delCookie(cookieName) {
  var exp = new Date();
  exp.setTime(exp.getTime() - 1);
  var cval = get_Cookie("UserInfo");
  alert(exp.toLocaleString());
  alert(document.cookie);
  if (cval != null) document.cookie = cookieName + "=" + cval + ";expires=" + exp.toDateString();
  alert(document.cookie);
  alert(cval);
}