var TwoLevel_nCnt = 100;
function TwoLevel_IESetup() {
  var aTmp2, i, j, oLI, oTmp;
  var aTmp = xGetElementsByClassName("twolevel", document, "ul");
  if (aTmp.length) {
    for (i=0;i<aTmp.length;i++) {
      aTmp2 = aTmp[i].getElementsByTagName("li");
      for (j=0;j<aTmp2.length;j++) {
        oLI = aTmp2[j];
        if (oTmp = oLI.getElementsByTagName("ul")) {
          oLI.UL = oTmp[0];
          oLI.onmouseenter = function() {
            this.className += " twolevelhover";
          };
          oLI.onmouseleave = function() {
            this.className = this.className.replace(/twolevelhover/,"");
          };
        }
      }
    }
  } else if (TwoLevel_nCnt < 2000) {
    setTimeout("TwoLevel_IESetup()", TwoLevel_nCnt);
    TwoLevel_nCnt *= 2.5;
    TwoLevel_nCnt = parseInt(TwoLevel_nCnt, 10);
  }
}
var TwoLevel_proto = "javascript:void(0)";
if (location.protocol == "https:") TwoLevel_proto = "src=//0";
document.write("<scr"+"ipt id=__ie_onload defer " + TwoLevel_proto + "><\/scr"+"ipt>");
var TwoLevel_script = document.getElementById("__ie_onload");
TwoLevel_script.onreadystatechange = function() {
  if (this.readyState == "complete") {
    TwoLevel_IESetup();
  }
};
function xGetElementsByClassName(clsName, parentEle, tagName) {
  var elements = null;
  var found = new Array();
  var re = new RegExp('\\b'+clsName+'\\b');
  if (!parentEle) parentEle = document;
  if (!tagName) tagName = '*';
  if (parentEle.getElementsByTagName) {elements = parentEle.getElementsByTagName(tagName);}
  else if (document.all) {elements = document.all.tags(tagName);}
  if (elements) {
    for (var i = 0; i < elements.length; ++i) {
      if (elements[i].className.search(re) != -1) {
        found[found.length] = elements[i];
      }
    }
  }
  return found;
}




function SymError()
{
  return true;
}
window.onerror = SymError;




function delnull()
{
var str=document.getElementById('text').value;
str=str.replace(/([\s]*\r\n[\s]*){2,}/gm,"\r\n");
document.getElementById('text').value=str;
}
function refix()
{
var str=document.getElementById('text').value;
str=str.replace(/([\s]*\r\n[\s]*){2,}/gm,"\r\n\r\n");
document.getElementById('text').value=str;
}
function url()
{
var str=document.getElementById('text').value;
str=str.replace(/^[ ]*(http:\/\/|^mms:\/\/|rtsp:\/\/|pnm:\/\/|ftp:\/\/|mmst:\/\/|mmsu:\/\/)([^\r\n]*)$/igm,"[url]$1$2[/url]");
document.getElementById('text').value=str;
}

function addbr()
{
var str=document.getElementById('text').value;
str=str.replace(/\r\n/gm,"\r\n\r\n");
document.getElementById('text').value=str;
}

function html_trans(str) {
str = str.replace(/\r/g,"");
str = str.replace(/on(load|click|dbclick|mouseover|mousedown|mouseup)="[^"]+"/ig,"");
str = str.replace(/<script[^>]*?>([\w\W]*?)<\/script>/ig,"");
if(set.fontbash.checked)
{
str = str.replace(/<span[^>]*?display\s*?:\s*?none[^>]*?>([\w\W]*?)<\/span>/ig,"");
str = str.replace(/<span[^>]*?font\s*?-\s*?size\s*?:\s*(0px|0pt)[^>]*?>([\w\W]*?)<\/span>/ig,"");
str = str.replace(/<font([^>]+)(0px|0pt)+([^>]*)>([\w\W]*?)<\/font>/ig,"");
}

if(set.filtrate.checked)
{
str = str.replace(/[^<]*<([^>]*?)>[^<]*/ig,"<$1>");
tm=window.textfield.value;
if(tm.length<1){
var arr;
arr=str.match(/<img[^>]+src=[" ]?([^"]+)[" ]?[^>]*>/ig);
tm=arr[0].replace(/<img[^>]+src=[" ]?([^"]+)[" ]?[^>]*>/ig,"$1")+"\"";
i=tm.search(/\/[^\/]+"/ig);
tm=tm.substr(0,i);
window.textfield.value=tm+"/";
}
if(tm.substr(tm.length-1,1)!="/") tm+="/";
var strtm="<img[^>]+src=[\"]?("+tm+"[^\"]+)[\"]?[^>]*>";
var re = new RegExp(strtm,"ig");
str = str.replace(re,"\n[img]$1[/img]\n");
}
else
{
if(set.stext.checked) str = str.replace(/[^<]*<([^>]*?)>[^<]*/ig,"<$1>");

if(!set.linka.checked) str = str.replace(/<a[^>]+href=[" ]?([^"]+)[" ]?[^>]*>(.*?)<\/a>/ig,"[url=$1]$2[/url]");
if(!set.font_color.checked&&!set.stext.checked)
str = str.replace(/<font([^>]+)color=([^ >]+)([^>]*)>(.*?)<\/font>/ig,"[color=$2]<font$1$3>$4</font>[/color]");
if(!set.font_size.checked&&!set.stext.checked)
str = str.replace(/<font([^>]+)size=([^ >]+)([^>]*)>(.*?)<\/font>/ig,"[size=$2]<font$1$3>$4</font>[/size]");
if(!set.font_face.checked&&!set.stext.checked)
str = str.replace(/<font[^>]+face=([^ >]+)[^>]*>(.*?)<\/font>/ig,"[font=$1]$2[/font]");
if(!set.img.checked) str = str.replace(/<img[^>]+src=[" ]?([^"]+)[" ]?[^>]*>/ig,"\n[img]$1[/img]\n");

if(!set.odj.checked){
//return str;
str = str.replace(/<object[^>]*?6BF52A52\-394A\-11d3\-B153\-00C04F79FAA6[^>]*?>.*<param[^>]+name\s*=\s*["](url|src)["][^>]+value=[" ]?([^"]+)[" ][^>]*>.*<\/object>/ig,"\n[wmv]$2[/wmv]\n"); 
str = str.replace(/<object[^>]*?D27CDB6E\-AE6D\-11cf\-96B8\-444553540000[^>]*?>.*<param[^>]+name\s*=\s*["](url|src)["][^>]+value=[" ]?([^"]+)[" ][^>]*>.*<\/object>/ig,"\n[swf]$2[/swf]\n");
str = str.replace(/<embed[^>]*type=["]?application\/x\-shockwave\-flash["]?[^>]*src=[" ]?([^"|^ ]+)[" ]?[^>]*>/ig,"\n[swf]$1[/swf]\n");
str = str.replace(/<embed[^>]*src=["]?([^"|^ ]+)["]?[^>]*type=["]?application\/x\-shockwave\-flash["]?[^>]*>/ig,"\n[swf]$1[/swf]\n");
str = str.replace(/<object[^>]*?CFCDAA03\-8BE4\-11cf\-B84B\-0020AFBBCCFA[^>]*?>.*<param[^>]+name\s*=\s*["](url|src)["][^>]+value=[" ]?([^"]+)[" ][^>]*>.*<\/object>/ig,"\n[rm]$2[/rm]\n"); 
}
if(!set.font_b.checked&&!set.stext.checked){
str = str.replace(/<([\/]?)b>/ig,"[$1b]");
str = str.replace(/<([\/]?)strong>/ig,"[$1b]");}
if(!set.font_u.checked&&!set.stext.checked)
str = str.replace(/<([\/]?)u>/ig,"[$1u]");
if(!set.font_i.checked&&!set.stext.checked)
str = str.replace(/<([\/]?)i>/ig,"[$1i]");

str = str.replace(/&nbsp;/g," ");
str = str.replace(/&amp;/g,"&");
str = str.replace(/&quot;/g,"\"");
str = str.replace(/&lt;/g,"<");
str = str.replace(/&gt;/g,">");
}
str = str.replace(/<br>/ig,"\n");
str = str.replace(/<p[^>]*?>/ig,"\n\n");
str = str.replace(/<[^>]*?>/g,"");
str = str.replace(/\[url=([^\]]+)\]\n(\[img\]\1\[\/img\])\n\[\/url\]/g,"$2");
str = str.replace(/\n+/g,"\n");

return str;
}
function copycode(obj){
obj.select();
objcopy=obj.createTextRange();
objcopy.execCommand("Copy");
}
function trans(){
var str = "";
rtf.focus();
rtf.document.body.innerHTML = "";
rtf.document.execCommand("paste");
str = rtf.document.body.innerHTML;
if(str.length == 0) {
alert("剪贴版不存在超文本数据！");
return "";
}
return html_trans(str);
}
function preview(){
var prewin=window.open("","","");
prewin.document.write(rtf.document.body.innerHTML);
}
function zhen(str)
{
strfound=str.replace(/\\/ig,"\\\\");
strfound=strfound.replace(/\[/ig,"\\[");
strfound=strfound.replace(/\]/ig,"\\]");
strfound=strfound.replace(/\{/ig,"\\{");
strfound=strfound.replace(/\}/ig,"\\}");
strfound=strfound.replace(/\|/ig,"\\|");
strfound=strfound.replace(/\//ig,"\\/");
strfound=strfound.replace(/\^/ig,"\\^");
strfound=strfound.replace(/\./ig,"\\.");
strfound=strfound.replace(/\*/ig,"\\*");
strfound=strfound.replace(/\?/ig,"\\?");
strfound=strfound.replace(/\+/ig,"\\+");
return strfound;
}
function replace_star()
{
var str=document.getElementById('text').value;
if(!reg.checked)
strfound=zhen(find_text.value);
else
strfound=find_text.value;
var re = new RegExp(strfound,"ig");
str=str.replace(re,replace_text.value);
document.getElementById('text').value=str;
}