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_7 = new CodeZoneAD("ZoneAD_7");
ZoneAD_7.ZoneID      = 7;
ZoneAD_7.ZoneWidth   = 0;
ZoneAD_7.ZoneHeight  = 0;
ZoneAD_7.ShowType    = 1;

var objAD = new ObjectAD();
objAD.ADID           = 37;
objAD.ADType         = 4;
objAD.ADName         = "这个时代,读书到底有何用";
objAD.ImgUrl         = "";
objAD.InstallDir     = "/";
objAD.ImgWidth       = 0;
objAD.ImgHeight      = 0;
objAD.FlashWmode     = 0;
objAD.ADIntro        = "<a href=\"http://www.3460.net/Article/ShowArticle.asp?ArticleID=29\"><font color=red>站长推荐“这个时代,读书到底有何用”一文</font></a>";
objAD.LinkUrl        = "";
objAD.LinkTarget     = 1;
objAD.LinkAlt        = "";
objAD.Priority       = 1;
objAD.CountView      = 1;
objAD.CountClick     = 0;
objAD.ADDIR          = "AD";
ZoneAD_7.AddAD(objAD);

var objAD = new ObjectAD();
objAD.ADID           = 32;
objAD.ADType         = 4;
objAD.ADName         = "2010高考";
objAD.ImgUrl         = "";
objAD.InstallDir     = "/";
objAD.ImgWidth       = 0;
objAD.ImgHeight      = 0;
objAD.FlashWmode     = 0;
objAD.ADIntro        = "<!--done--><B><FONT color=blue>距2010年高考还有：</FONT></B> <SPAN id=span_dt_dt style=\"BACKGROUND-COLOR: #ffffff; align: center no:1px solid black\"></SPAN><SCRIPT language=javascript> \n\r<!-- \n\r//document.write(\"\"); \n\rfunction show_date_time(){ \n\rwindow.setTimeout(\"show_date_time()\", 1000); \n\rBirthDay=new Date(\"6-7-2010\");//这个日期是可以修改的 \n\rtoday=new Date(); \n\rtimeold=(BirthDay.getTime()-today.getTime()); \n\rsectimeold=timeold/1000 \n\rsecondsold=Math.floor(sectimeold); \n\rmsPerDay=24*60*60*1000 \n\re_daysold=timeold/msPerDay \n\rdaysold=Math.floor(e_daysold); \n\re_hrsold=(e_daysold-daysold)*24; \n\rhrsold=Math.floor(e_hrsold); \n\re_minsold=(e_hrsold-hrsold)*60; \n\rminsold=Math.floor((e_hrsold-hrsold)*60); \n\rseconds=Math.floor((e_minsold-minsold)*60); \n\rspan_dt_dt.innerHTML=\"<b><align=center><font color=red>\"+daysold+\"天\"+\"</b><br></font>\" ; \n\r} \n\rshow_date_time(); \n\r//--> \n\r            </SCRIPT>";
objAD.LinkUrl        = "";
objAD.LinkTarget     = 1;
objAD.LinkAlt        = "";
objAD.Priority       = 1;
objAD.CountView      = 1;
objAD.CountClick     = 0;
objAD.ADDIR          = "AD";
ZoneAD_7.AddAD(objAD);

ZoneAD_7.Show();