function getElementById (id) {
  if (typeof (id)=="object") return id;
  if (document.getElementById(id)) return document.getElementById(id);
  try { return window.eval(id); } catch(ex){};
  return null;
};

try{document.execCommand('BackgroundImageCache', false, true);}catch(ex){};

var NS_code = {

  getValue: function (e) {
    if (!e) return "";
    if (e.tagName!="textarea" && e.tagName!="input" && e.tagName!="button")
    return e.innerHTML;
    return e.value;
  },

  getCode: function (id) {
    var e = getElementById(id); if (!e) return "";
    var str = String(NS_code.getValue(e));
    str = str.replace(/<br\s*(\/)?>/img,"\n");
    str = str.replace(/<[^>]*>/img,"");
    str = str.replace(/\&nbsp;/img," ");
    str = str.replace(/\&nbsp/img," ");
    str = str.replace(/\&lt;/img,"<");
    str = str.replace(/\&gt;/img,">");
    str = str.replace(/\&lt/img,"<");
    str = str.replace(/\&gt/img,">");
    str = str.replace(/&amp;/img,"&");
    str = str.replace(/&amp/img,"&");
    return str;
  },

  runHTML: function (id) {
    try {
      var code = NS_code.getCode(id);
      var wnd = window.open('', '_blank', '');
      //wnd.document.open('text/html', 'replace');
      wnd.opener = null;
      wnd.document.writeln(code);
      //wnd.document.close();
    } catch (ex) { window.alert("Run code failure 运行代码失败"); }
  },

  copy: function (id) {
    try { window.clipboardData.setData("text",NS_code.getCode(id)); 
    window.alert("Copy code suceess 拷贝代码成功");}
    catch (ex) { window.alert("Copy code failure 拷贝代码失败"); }
    
  },

  saveAs: function (id) {
    try {
      var code = NS_code.getCode(id);
      var wnd = window.open('', '_blank', 'top=10000');
      wnd.document.open('text/html', 'replace');
      wnd.document.writeln(code);
      wnd.document.execCommand('saveas','',id+'_code.htm');
    } catch(ex) { 
      window.alert("Save code failure, 另存代码失败"); 
    } finally {
      wnd.close();
    };
  }
};


function cancelDomain () {
  var loc = String(document.location);
  var redirectURL;
  if (loc.toLowerCase().indexOf("blog.never-online.net")>-1) {
    redirectURL=loc.replace(/blog\.never\-online\.net/ig,"www.never-online.net/blog")
    try {
      var str = '<p style="font-size:10pt; color:red; font-family:Arial;text-align:center;margin-top:20%;">';
      str += 'http://blog.never-online.net 域名已经暂停使用，正在转向，请稍后......<br/>';
      str += '请求地址：' +loc+ '<br/>';
      str += '转向地址：' +loc.replace(/blog\.never\-online\.net/ig,"www.never-online.net/blog")+ '<br/>';
      str += '</p>';
      document.write(str);
      window.clear;
    } catch(e) {} 
    finally { 
      window.location.href=redirectURL;
    };
  }
};

var request = {

  QueryString : function(val) {
    var uri = window.location.search;
    var re = new RegExp("" +val+ "\=([^\&\?]*)", "ig");
    return ((uri.match(re))?(uri.match(re)[0].substr(val.length+1)):null);
  },

  QueryStrings : function() {
    var uri = window.location.search;
    var re = /\w*\=([^\&\?]*)/ig;
    var retval=[];
    while ((arr = re.exec(uri)) != null)
    retval.push(arr[0]);
    return retval;
  },

  setQuery : function(val1, val2) {
    var a = this.QueryStrings();
    var retval = "";
    var seted = false;
    var re = new RegExp("^" +val1+ "\=([^\&\?]*)$", "ig");
    for(var i=0; i<a.length; i++) {
      if (re.test(a[i])) {
        seted = true;
        a[i] = val1 +"="+ val2;
      }
     }
    retval = a.join("&");
  retval = "?" +retval+ (seted ? "" : (retval ? "&" : "") +val1+ "=" +val2);
    return retval;
  }
}
function selectLanguage(l){
  top.location.href = request.setQuery("l",l);
}
// Show/Hide Sidebar
function showHideSidebar(){
  try{
    var objSidebar=document.getElementById("sidebar");
    var objContent=document.getElementById("content");
    if(objSidebar.className!="sidebar-hide"){
      objSidebar.className="sidebar-hide";
      objSidebar.style.display="none";
      objContent.className="content-wide";
    }else{
      objSidebar.className="sidebar";
      objSidebar.style.display="block";
      objContent.className="content";
    }
  }catch(e){}
}

// Show/Hide Login Panel
function showLogin(){
  try{
    var panel=document.getElementById("panelUser");
    if(panel){
      if(panel.style.display=='none'){
        panel.style.display='block';
      }else{
        panel.style.display='none';
      }
    }else{
      document.location="login.asp";
    }
  }catch(e){}
}

// Dynamic write object tag - SiC/CYAN 2004-2005
function ubbShowObj(strType,strID,strURL,intWidth,intHeight)
{
  var objPrefix="bShow";
  var tmpstr="";
  var bSwitch = false;
  //Reverse the State
  bSwitch = document.getElementById(objPrefix+strID).value;
  bSwitch  =~bSwitch;
  document.getElementById(objPrefix+strID).value = bSwitch;
  if(bSwitch){
    //Code for already shown
    document.getElementById(strID).innerHTML = "<a href=\""+strURL+'" target="_blank">'+strURL+"</a>";
  }else{
    //Code for not shown
    switch(strType){
      case "swf":
        tmpstr=strURL+'<br /><object codebase="http://download.macromedia.com/pub/shockwave/cabs/flash/swflash.cab#version=7,0,0,0" classid="clsid:D27CDB6E-AE6D-11cf-96B8-444553540000" width="'+intWidth+'" height="'+intHeight+'"><param name="movie" value="'+strURL+'" /><param name="quality" value="high" /><param name="AllowScriptAccess" value="never" /><embed src="'+strURL+'" quality="high" pluginspage="http://www.macromedia.com/go/getflashplayer" type="application/x-shockwave-flash" width="'+intWidth+'" height="'+intHeight+'" /></object>';
        break;
      case "wmp":
        tmpstr=strURL+'<br /><object classid="clsid:22D6F312-B0F6-11D0-94AB-0080C74C7E95" codebase="http://activex.microsoft.com/activex/controls/mplayer/en/nsmp2inf.cab#Version=6,0,02,902" type="application/x-oleobject" standby="Loading..." width="'+intWidth+'" height="'+intHeight+'"><param name="FileName" VALUE="'+strURL+'" /><param name="ShowStatusBar" value="-1" /><param name="AutoStart" value="true" /><embed type="application/x-mplayer2" pluginspage="http://www.microsoft.com/Windows/MediaPlayer/" src="'+strURL+'" autostart="true" width="'+intWidth+'" height="'+intHeight+'" /></object>';
        break;
      case "rm":
        tmpstr=strURL+'<br /><object classid="clsid:CFCDAA03-8BE4-11cf-B84B-0020AFBBCCFA" width="'+intWidth+'" height="'+intHeight+'"><param name="SRC" value="'+strURL+'" /><param name="CONTROLS" VALUE="ImageWindow" /><param name="CONSOLE" value="one" /><param name="AUTOSTART" value="true" /><embed src="'+strURL+'" nojava="true" controls="ImageWindow" console="one" width="'+intWidth+'" height="'+intHeight+'"></object>'+
        '<br /><object classid="clsid:CFCDAA03-8BE4-11cf-B84B-0020AFBBCCFA" width="'+intWidth+'" height="32" /><param name="CONTROLS" value="StatusBar" /><param name="AUTOSTART" value="true" /><param name="CONSOLE" value="one" /><embed src="'+strURL+'" nojava="true" controls="StatusBar" console="one" width="'+intWidth+'" height="24" /></object>'+'<br /><object classid="clsid:CFCDAA03-8BE4-11cf-B84B-0020AFBBCCFA" width="'+intWidth+'" height="32" /><param name="CONTROLS" value="ControlPanel" /><param name="AUTOSTART" value="true" /><param name="CONSOLE" value="one" /><embed src="'+strURL+'" nojava="true" controls="ControlPanel" console="one" width="'+intWidth+'" height="24" autostart="true" loop="false" /></object>';
        break;
      case "qt":
        tmpstr=strURL+'<br /><embed src="'+strURL+'" autoplay="true" loop="false" controller="true" playeveryframe="false" cache="false" scale="TOFIT" bgcolor="#000000" kioskmode="false" targetcache="false" pluginspage="http://www.apple.com/quicktime/" />';
    }
    document.getElementById(strID).innerHTML = tmpstr;
  }
}

// Quote Comment Text - SiC/CYAN 2004-2005
function doQuote(objID,strAuthor){
  var obj=document.getElementById(objID);
  var text=obj.innerHTML;
  text=text.replace(/alt\=(\"|)([^\"\s]*)(\"|)/g,"> $2 <");
  text=text.replace(/\<[^\<\>]+\>/g,"\n");
  text=text.replace(/ +/g," ");
  text=text.replace(/\n+/g,"\n");
  text=text.replace(/^\n*/gm,"");
  text=text.replace(/^\s*/gm,"");
  text=text.replace(/\n*$/gm,"");
  text=text.replace(/\s*$/gm,"");
  document.inputform.message.value += "[quote="+strAuthor+"]\n"+text+"\n[/quote]\n";
  window.location.hash="commentbox";
}

// Show/Hide Comments & Trackback - SiC/CYAN 2005
function toggleComments(bShowComment,bShowTrackback){
  var objs=document.getElementById("commentWrapper");
  objs=objs.getElementsByTagName("div");
  for(var i=0;i<objs.length;i++){
    if(objs[i].id.indexOf("comment")>-1&&objs[i].id!="commentTop"){
      if(bShowComment){
        objs[i].style.display="block";
      }else{
        objs[i].style.display="none";
      }
    }
    if(objs[i].id.indexOf("trackback")>-1&&objs[i].id!="commentTop"){
      if(bShowTrackback){
        objs[i].style.display="block";
      }else{
        objs[i].style.display="none";
      }
    }
  }
}

// Toggle Comments & Trackback Order
var bOrder=true;
function toggleOrder(){
  var obj=document.getElementById("commentWrapper");
  // I want to use outerHTML but that stupid fox does not support it
  var objtopHTML='<div id="commentTop" class="comment-top">\n'+document.getElementById("commentTop").innerHTML+'</div>\n';
  var objs=obj.getElementsByTagName("div");
  var tmpArray=new Array();
  for(var i=0;i<objs.length;i++){
    if((objs[i].id.indexOf("comment")>-1||objs[i].id.indexOf("trackback")>-1)&&objs[i].id!="commentTop"){
      tmpArray[i]='<div id="'+objs[i].id+'" class="'+objs[i].className+'">\n'+objs[i].innerHTML+'</div>\n';
    }
  }
  tmpArray.reverse();
  obj.innerHTML=objtopHTML+tmpArray.join("\n");
  delete tmpArray;
}

// Search - SiC/CYAN 2004-2005
function doSearch(){
  var form=document.getElementById("searchForm");
  if(lengthW(form.q.value)<3){
    alert("Keyword length must greater than 3 chars.");
    return false;
  }
  switch(form.searchType.value){
    case "comments":
      form.action="comment.asp";
      return true;
      break;
    case "guestbook":
      form.action="gbook.asp";
      return true;
    case "trackbacks":
      form.action="trackback.asp?act=list";
      return true;
    default:
      form.action="default.asp";
      return true;
      break;
  }
}

// String Length with unicode support
function lengthW(str){
  if(str==undefined){ return 0; }
  str=String(str);
  var tLen=0;
  for(var i=0;i<str.length;i++){
    charCode=str.charCodeAt(i);
    if(charCode<0||charCode>255){ tLen+=2 }else{ tLen++ }
  }
  return tLen;
}

// Set Article Font Size
function setFontSize(pt){
  try{
    var t=document.getElementById("textboxContent");
    if(t){
      t.style.fontSize=pt+"pt";
    }
  }catch(e){}
}