function ObjectAD() {
  /* Define Variables*/
  this.ADID        = 0;
  this.ADType      = 0;
  this.ADName      = "";
  this.ImgUrl      = "";
  this.ImgWidth    = 0;
  this.ImgHeight   = 0;
  this.FlashWmode  = 0;
  this.LinkUrl     = "";
  this.LinkTarget  = 0;
  this.LinkAlt     = "";
  this.Priority    = 0;
  this.CountView   = 0;
  this.CountClick  = 0;
  this.InstallDir  = "";
  this.ADDIR       = "";
}

function CodeZoneAD(_id) {
  /* Define Common Variables*/
  this.ID          = _id;
  this.ZoneID      = 0;

  /* Define Unique Variables*/

  /* Define Objects */
  this.AllAD       = new Array();
  this.ShowAD      = null;

  /* Define Functions */
  this.AddAD       = CodeZoneAD_AddAD;
  this.GetShowAD   = CodeZoneAD_GetShowAD;
  this.Show        = CodeZoneAD_Show;

}

function CodeZoneAD_AddAD(_AD) {
  this.AllAD[this.AllAD.length] = _AD;
}

function CodeZoneAD_GetShowAD() {
  if (this.ShowType > 1) {
    this.ShowAD = this.AllAD[0];
    return;
  }
  var num = this.AllAD.length;
  var sum = 0;
  for (var i = 0; i < num; i++) {
    sum = sum + this.AllAD[i].Priority;
  }
  if (sum <= 0) {return ;}
  var rndNum = Math.random() * sum;
  i = 0;
  j = 0;
  while (true) {
    j = j + this.AllAD[i].Priority;
    if (j >= rndNum) {break;}
    i++;
  }
  this.ShowAD = this.AllAD[i];
}

function CodeZoneAD_Show() {
  if (!this.AllAD) {
    return;
  } else {
    this.GetShowAD();
  }

  if (this.ShowAD == null) return false;
  document.write(this.ShowAD.ADIntro);
}

var ZoneAD_81 = new CodeZoneAD("ZoneAD_81");
ZoneAD_81.ZoneID      = 81;
ZoneAD_81.ZoneWidth   = 0;
ZoneAD_81.ZoneHeight  = 0;
ZoneAD_81.ShowType    = 1;

var objAD = new ObjectAD();
objAD.ADID           = 89;
objAD.ADType         = 4;
objAD.ADName         = "表顶";
objAD.ImgUrl         = "";
objAD.InstallDir     = "/";
objAD.ImgWidth       = 0;
objAD.ImgHeight      = 0;
objAD.FlashWmode     = 0;
objAD.ADIntro        = "<div id=top>\n\r<div class=f_r>\n\r     <img border=\"0\" src=\"/images/Favorite.gif\"> <A class=top_UserLogin onclick=\"javascript:window.external.AddFavorite(\'http://www.cermm.com/\', \'医学考试网校 CERMM.COM\')\" href=\"#\" target=_self><font color=\"#C0C0C0\">收藏本站</font></A>    \n\r    <img border=\"0\" src=\"/images/home.gif\"> <A class=top_UserLogin style=\"BEHAVIOR: url(#default#homepage)\" onclick=\"this.style.behavior=\'url(#default#homepage)\';this.setHomePage (\'http://www.cermm.com/\');return(false);\" href=\"javascript:\"><font color=\"#C0C0C0\">设为首页</font></A> \n\r</div>\n\r<div class=f_l>\n\r<div>\n\r<div id=UserLogin>\n\r\n\r<table border=\"0\" width=\"100%\" cellspacing=\"0\" height=\"25\">\n\r	<tr>\n\r		<td width=\"140\" class=top_UserLogin>医学教育考试专业网站</td>\n\r		<td class=top_UserLogin><IMG src=\"/Images/03.gif\"> \n\r			<A class=top_UserLogin href=\"http://www.cerii.com/\" target=_blank>英语网校</A>    <IMG src=\"/Images/03.gif\"> \n\r			<A class=top_UserLogin href=\"http://www.ceruu.com/\" target=_blank>考研网校</A>    \n\r			<IMG src=\"/Images/03.gif\"> \n\r			<A class=top_UserLogin href=\"http://www.cernn.com/\" target=_blank>公 务 员</A>    <IMG src=\"/Images/03.gif\"> \n\r			<A class=top_UserLogin href=\"http://www.acc010.com/\" target=_blank>会计网校</A>    <IMG src=\"/Images/03.gif\"> \n\r			<A class=top_UserLogin href=\"http://www.cervv.com/\" target=_blank>工程网校</A>    <IMG src=\"/Images/03.gif\"> \n\r			<A class=top_UserLogin href=\"http://www.05010.com/\" target=_blank>\n\r			精诚网校</A>    <IMG src=\"/Images/03.gif\">\n\r			<A class=top_UserLogin href=\"http://www.cerqq.com/\" target=_blank>\n\r			华 诚 网</A>    <IMG src=\"/Images/03.gif\">\n\r			<A class=top_UserLogin href=\"http://www.ceruo.com/\" target=_blank>\n\r			职 业 网</A></td>\n\r	</tr>\n\r</table>\n\r\n\r\n\r</div></div></div></div>\n\r\n\r";
objAD.LinkUrl        = "";
objAD.LinkTarget     = 1;
objAD.LinkAlt        = "";
objAD.Priority       = 1;
objAD.CountView      = 0;
objAD.CountClick     = 0;
objAD.ADDIR          = "AD";
ZoneAD_81.AddAD(objAD);

ZoneAD_81.Show();