一个FTP树状目录（PHP） 结合js做的,具体的话相应要做修改,比如目录制
[HTML]
<script language=\"JavaScript\">
with (document) {
        write(\"<STYLE TYPE=\'text/css\'>\");
        write(\".child \")
        write(\"</STYLE>\");
    }
function initIt(){
        divColl = document.all.tags(\"DIV\");
        for (i=0; i<divColl.length; i++) {
            whichEl = divColl(i);
            if (whichEl.className == \"child\") whichEl.style.display = \"none\";
        }

}
function expandIt(el) {

        whichEl = eval(el + \"Child\");
        if (whichEl.style.display == \"none\") {
            whichEl.style.display = \"block\";
        }
        else {
            whichEl.style.display = \"none\";
        }
    }
onload = initIt;
</script>
<LINK href=../main.css rel=stylesheet type=text/css>
<?
function hsort($a)
  {
    $b=\'\';
    $c=\'\';
    for($i=0;$i<count($a);$i++)
      {
        $j=substr($a[$i],0,1);
        if($j==\'d\')
          if($i==0)
            $b=$a[$i];
          else
            $b.=\'&&%%\'.$a[$i];
        else
          if($i==0)
            $c=$a[$i];
          else
            $c.=\'&&%%\'.$a[$i];
      }
    if($b==\'\')
      {
        $ff=explode(\'&&%%\',$c);
        return $ff;
      }
    else
      {
        if($c==\'\')
          {
            $ff=explode(\'&&%%\',$b);
            return $ff;
          }
        else
          {
            $f1=$b.\'&&%%\'.$c;
            $ff=explode(\'&&%%\',$f1);
            return $ff;
          }
      }
  }
require(\"./class/ftp.php\");
$HOST=\'localhost\';
$USER=\'huyang\';
$PASS=\'huyang\';
function ftpurl($url,$konge,$in,$name)
  {
    if($konge>10)
      {}
    else
      {
        global $HOST,$USER,$PASS;
        $ftp=new ftp;
        $ftp->init($HOST,$USER,$PASS);
        $ftp->initpwd($url);
        $a=$ftp->mulu();
        $ftp->close();
        $a=hsort($a);
        if($in!=1)
          {
            $sss=$name.\'Child\';

 echo\'<div id=\"\'.$sss.\'\" class=\"child\">\';
          }
        $v=0;
        for($i=1;$i<count($a);$i++)
          {
            $aa=explode(\' \',$a[$i]);
 $j=substr($aa[0],0,1);
            if($j==\'t\')
              {}
            elseif($j==\'d\')
              {
                $c=count($aa);
                $c-=1;
                if(($aa[$c]==\'.\')||($aa[$c]==\'..\'))
                  {}
                else
                  {
                    $v++;
                    if($in==1)
                      {
                        $name1=\'URL\'.$v.\'Parent\';
                        $names=\'URL\'.$v;
                        echo\'<div id=\"\'.$name1.\'\" class=\"parent\">\';
                        echo\'<a href=\"#\" onClick=\"expandIt(\';
                        echo\"\'\".$names.\"\'\";
                        echo\'); return false\" ><img src=\"http://127.0.0.1/Files/BeyondPic/2007-4/19/0741911280075195.gif\" border=0>\'.$aa[$c].\'</a></div>
                             \';
                      }
                    else
                      {
                        $names=$name.\'_\'.$v;
                        echo\'<a href=\"#\" onClick=\"expandIt(\';
                        echo\"\'\".$names.\"\'\";
                        echo\'); return false\" >\';
                        for($hu=0;$hu<$konge;$hu++)
                          echo\'<img src=\"http://127.0.0.1/Files/BeyondPic/2007-4/19/0741911280092128.gif\"  border=0 alt=\"\">\';
                        echo\'<img src=\"http://127.0.0.1/Files/BeyondPic/2007-4/19/0741911280075195.gif\"  border=0>\'.$aa[$c].\'</a><br>
        \';
                      }
                    $url1=$url.\'/\'.$aa[$c];//may be need to change
                    $konge1=$konge+1;
                    ftpurl($url1,$konge1,0,$names);
                  }
              }
            else
              {
                $c=count($aa);
                $c-=1;
                if($in==1)
                  {
                    $name=\'URL\'.$i.\'Parent\';
                    $name1=\'URL\'.$i;
                    echo\'<div id=\"\'.$name.\'\" class=\"parent\">\';
                    echo\'<a href=\"#\"><img src=\"http://127.0.0.1/Files/BeyondPic/2007-4/19/0741911280047014.gif\" border=0>\'.$aa[$c].\'</a></div>
                    \';
                  }
                else
                  {
                    echo\'<a href=\"#\">\';
                    for($hu=0;$hu<$konge;$hu++)
                    echo\'<img src=\"http://127.0.0.1/Files/BeyondPic/2007-4/19/0741911280092128.gif\"  border=0 alt=\"\">\';
                    echo\'<img src=\"http://127.0.0.1/Files/BeyondPic/2007-4/19/0741911280047014.gif\"  border=0>\'.$aa[$c].\'</a><br>
                    \';
                  }
              }
          }
        if($in!=1)
          echo\'</div>\';
      }
  }
$ftp=new ftp;
$ftp->init($HOST,$USER,$PASS);
$s=$ftp->pwd();
$ftp->close();
ftpurl($s,0,1,\'URL1\'); //$s may be need to change
?>
[/HTML]
以下为类文件
[HTML]
<?
class ftp
  {
    var $id,$tid,$HOST,$USER,$PASS,$pwd;
    var $china_mulu;
    function init($HOST,$USER,$PASS)
      {
        $this->HOST=$HOST;
        $this->USER=$USER;
        $this->PASS=$PASS;
        $this->setup();
      }
    function setup()
      {

 if($this->HOST==\'\')$this->HOST=\'localhost\';
        if($this->USER==\'\')$this->USER=\'\';
        if($this->PASS==\'\')$this->PASS=\'\';
        $this->id=ftp_connect($this->HOST) or $this->ftp_msg(\"can not connect ftp\");
        $this->tid=ftp_login($this->id,$this->USER,$this->PASS) or $this->ftp_msg(\"can not open it\");
      }
    function pwd()//取得路径
      {
        $this->pwd=ftp_pwd($this->id);      return $this->pwd;
      }
    function initpwd($pwd)
      {
        $this->pwd=$pwd;
      }
    function mulu()//取得目录
      {
        if(!$this->pwd)
          $this->pwd=ftp_pwd($this->id);
        $this->chinamulu=ftp_rawlist($this->id,$this->pwd);
        return $this->chinamulu;
      }
    function upmulu()//返回上级目录
      {
        $a=ftp_cdup($this->id) or $this->ftp_msg(\"already be the uppest!!\");
      }
    function close()
      {
        ftp_quit($this->id);
      }
    function ftp_msg($err)
      {
        print\"<font color=red><h1><center>$err</center></h1></font>\";
      }
  }
?>
[/HTML]