bunları denermisiniz:

functions.php yi bununla değiştirin:

<?php

// Get user ip
function getip() { 
        if (getenv('HTTP_CLIENT_IP')) { 
            $ip = getenv('HTTP_CLIENT_IP'); 
        } 
        elseif (getenv('HTTP_X_FORWARDED_FOR')) { 
            $ip = getenv('HTTP_X_FORWARDED_FOR'); 
        } 
        elseif (getenv('HTTP_X_FORWARDED')) { 
            $ip = getenv('HTTP_X_FORWARDED'); 
        } 
        elseif (getenv('HTTP_FORWARDED_FOR')) { 
            $ip = getenv('HTTP_FORWARDED_FOR'); 
        } 
        elseif (getenv('HTTP_FORWARDED')) { 
            $ip = getenv('HTTP_FORWARDED'); 
        } 
        else { 
            $ip = $_SERVER['REMOTE_ADDR']; 
        } 
        return $ip; 
}
function fileurl($fileId,$fileTitle) {
    global $siteurl, $sefriendly;
    if ($sefriendly == '1') {
        $fileTitle = str_replace("(","_",$fileTitle);
        $fileTitle = str_replace(")","_",$fileTitle);
        $fileTitle = str_replace("+","-",$fileTitle);
        $fileTitle = str_replace(",","_",$fileTitle);
        $fileTitle = str_replace("?","-",$fileTitle);
        $fileTitle = str_replace(".","_",$fileTitle);
        $fileTitle = str_replace(" ","-",$fileTitle);
        $fileTitle = str_replace("'","_",$fileTitle);
        $fileTitle = str_replace(".","_",$fileTitle);
        $fileTitle = str_replace("ä","a",$fileTitle);
        $fileTitle = str_replace("ö","o",$fileTitle);
        $fileTitle = str_replace("ü","u",$fileTitle);
        $fileTitle = str_replace("ğ","g",$fileTitle);
        $fileTitle = str_replace("ş","s",$fileTitle);
        $fileTitle = str_replace("ç","c",$fileTitle);
        $fileTitle = str_replace("ı","i",$fileTitle);
        $fileTitle = str_replace("Ö","O",$fileTitle);
        $fileTitle = str_replace("Ü","U",$fileTitle);
        $fileTitle = str_replace("Ğ","G",$fileTitle);
        $fileTitle = str_replace("Ş","S",$fileTitle);
        $fileTitle = str_replace("Ç","C",$fileTitle);
        $fileTitle = str_replace("İ","i",$fileTitle);
        $fileTitle = str_replace("Ö","O",$fileTitle);
        $fileTitle = str_replace("Ü","U",$fileTitle);
        $fileTitle = str_replace("Ğ","G",$fileTitle);
        $fileTitle = str_replace("Ş","S",$fileTitle);
        $fileTitle = str_replace("Ç","C",$fileTitle);
        $fileTitle = str_replace("İ","I",$fileTitle);
        $fileurl = $siteurl."/video/".$fileId."/".$fileTitle.".html";
    } else {
        $fileurl = $siteurl."/file.php?f=".$fileId;
    }
    return $fileurl;
}
function categoryurl($categoryId,$categoryname) {
    global $siteurl, $sefriendly;
    if ($sefriendly == '1') {
        $categoryname = str_replace("&","-",$categoryname);
        $categoryname = str_replace("?","-",$categoryname);
        $categoryname = str_replace("!","-",$categoryname);
        $categoryname = str_replace("(","-",$categoryname);
        $categoryname = str_replace(")","-",$categoryname);
        $categoryname = str_replace(".","-",$categoryname);
        $categoryname = str_replace(" ","-",$categoryname);
        $categoryname = str_replace("'","_",$categoryname);
        $categoryname = str_replace("ä","a",$categoryname);
        $categoryname = str_replace("ö","o",$categoryname);
        $categoryname = str_replace("ü","u",$categoryname);
        $categoryname = str_replace("ğ","g",$categoryname);
        $categoryname = str_replace("ş","s",$categoryname);
        $categoryname = str_replace("ç","c",$categoryname);
        $categoryname = str_replace("ı","i",$categoryname);
        $categoryname = str_replace("Ö","o",$categoryname);
        $categoryname = str_replace("Ü","u",$categoryname);
        $categoryname = str_replace("Ğ","G",$categoryname);
        $categoryname = str_replace("Ş","S",$categoryname);
        $categoryname = str_replace("Ç","C",$categoryname);
        $categoryname = str_replace("İ","i",$categoryname);
        $categoryname = str_replace("Ö","O",$categoryname);
        $categoryname = str_replace("Ü","U",$categoryname);
        $categoryname = str_replace("Ğ","G",$categoryname);
        $categoryname = str_replace("Ş","S",$categoryname);
        $categoryname = str_replace("Ç","C",$categoryname);
        $categoryname = str_replace("İ","I",$categoryname);
        $categoryurl = $siteurl."/izle/".$categoryId."/".$categoryname;
    } else {
        $categoryurl = $siteurl."/browse.php?c=".$categoryId;
    }
    return $categoryurl;
}
function profileurl($userid,$username) {
    global $siteurl, $sefriendly;
    if ($sefriendly == '1') {
        $username = str_replace(" ","-",$username);
        $username = str_replace("'","_",$username);
        $username = str_replace("ä","a",$username);
        $username = str_replace("ö","o",$username);
        $username = str_replace("ü","u",$username);
        $username = str_replace("ğ","g",$username);
        $username = str_replace("ş","s",$username);
        $username = str_replace("ç","c",$username);
        $username = str_replace("ı","i",$username);
        $username = str_replace("Ö","o",$username);
        $username = str_replace("Ü","u",$username);
        $username = str_replace("Ğ","g",$username);
        $username = str_replace("Ş","s",$username);
        $username = str_replace("Ç","c",$username);
        $username = str_replace("İ","i",$username);
        $username = str_replace("Ö","O",$username);
        $username = str_replace("Ü","U",$username);
        $username = str_replace("Ğ","G",$username);
        $username = str_replace("Ş","S",$username);
        $username = str_replace("Ç","C",$username);
        $username = str_replace("İ","I",$username);
        $profileurl = $siteurl."/profile/".$userid."/".$username.".html";
    } else {
        $profileurl = $siteurl."/profile.php?u=".$userid;
    }
    return $profileurl;
}
//Display categories
function displaycategories($userStatus) {
    if ($userStatus == '1') {
        $result = mysql_query("SELECT name, catid FROM categories WHERE status = '1' && parentcategory = '0' ORDER BY catorder, name");
    } else {
        $result = mysql_query("SELECT name, catid FROM categories WHERE status = '1' && permissions = '1' && parentcategory = '0' ORDER BY catorder, name");
    }
    if (mysql_num_rows($result)) {
    while($row = mysql_fetch_array($result)) {
    $categoryname = $row['name'];
    $categoryid = $row['catid'];
    if (isset($separator)) {
        echo ' | ';
    }
    echo '<a href="'.categoryurl($categoryid,$categoryname).'" target="_self" class="header-link">'.$categoryname.'</a> ';
    $separator = "1";
    }
    unset ($separator);
  }
}
//Display most popular files
function displaymostpopular() {
    global $maxmostpopular;
    $result = mysql_query("SELECT title, fileid, timesplayed FROM files WHERE status = '1' ORDER BY timesplayed DESC LIMIT $maxmostpopular");
    if (mysql_num_rows($result)) {

    while($row = mysql_fetch_array($result)) {
    $mpfiletitle = $row['title'];
    $mpfileid = $row['fileid'];
    $mptimesplayed = number_format($row['timesplayed']);
    ?>
        <a href = "<?php echo fileurl($mpfileid,$mpfiletitle); ?>" target="_self"><?php echo $mpfiletitle; ?></a> (<?php echo $mptimesplayed; ?> Defa)<br />
    <?php
    }
    } else {
        echo "No files";
    }
}
//Display newest files
function displaynewest() {
    global $maxnewest;
    $result = mysql_query("SELECT title, fileid, timesplayed FROM files WHERE status = '1' ORDER BY fileid DESC LIMIT $maxnewest");
    if (mysql_num_rows($result)) {

    while($row = mysql_fetch_array($result)) {
    $nfiletitle = $row['title'];
    $nfileid = $row['fileid'];
    $ntimesplayed = number_format($row['timesplayed']);
    ?>
        <a href = "<?php echo fileurl($nfileid,$nfiletitle); ?>"><?php echo $nfiletitle; ?></a> (<?php echo $ntimesplayed; ?> Defa)<br />
    <?php
    }
    } else {
        echo "No files";
    }
}
//Display top players
function displaytopplayers() {
    global $maxtopplayers;
    $top_result = mysql_query("SELECT * FROM users WHERE status = '1' ORDER BY played DESC LIMIT $maxtopplayers");
    if (mysql_num_rows($top_result)) {

    while($top_row = mysql_fetch_array($top_result)) {
    $topuserName = $top_row['username'];
    $topuserId = $top_row['userid'];
    $topuserPlayed = number_format($top_row['played']);
    ?>
        <a href = "<?php echo profileurl($topuserId,$topuserName); ?>" target="_self"><?php echo $topuserName; ?></a> (<?php echo $topuserPlayed; ?> İzledi)<br />
    <?php
    }
    } else {
        echo "No users";
    }
}
//Display top links
function displaytoplinks() {
    global $maxlinks;
    $result = mysql_query("SELECT * FROM links WHERE status = '1' ORDER BY hitsin DESC LIMIT $maxlinks");
    if (mysql_num_rows($result)) {

    while($row = mysql_fetch_array($result)) {
    $linkName = htmlentities($row['name']);
    $linkUrl = htmlentities($row['linkurl']);
    ?>
        <a href = "<?php echo $linkUrl; ?>" target="_blank"><?php echo $linkName; ?></a><br />
    <?php
    }
    } else {
        echo "No links";
    }
}
// BB Code
function bbcode($text) {
    global $siteurl;
    $text = str_replace("","<b>",$text);
    $text = str_replace("","</b>",$text);
    $text = str_replace("","<u>",$text);
    $text = str_replace("","</u>",$text);
    $text = str_replace("","<i>",$text);
    $text = str_replace("","</i>",$text);
    $text = str_replace("","<s>",$text);
    $text = str_replace("","</s>",$text);
    $text = str_replace("
	
Alıntı
","<div class=\"quote\">",$text); $text = str_replace("
","</div>",$text); $text = str_replace(":)","<img src=\"".$siteurl."/images/happy.gif\" title=\"Happy\">",$text); $text = str_replace(":(","<img src=\"".$siteurl."/images/sad.gif\" title=\"Sad\">",$text); $text = str_replace(";)","<img src=\"".$siteurl."/images/wink.gif\" title=\"Wink\">",$text); $text = str_replace(":@:","<img src=\"".$siteurl."/images/@.gif\" title=\"@\">",$text); $text = str_replace(":8","<img src=\"".$siteurl."/images/cool.gif\" title=\"Cool\">",$text); $text = str_replace(":wave:","<img src=\"".$siteurl."/images/wave.gif\" title=\"Wave\">",$text); $text = str_replace(":think:","<img src=\"".$siteurl."/images/think.gif\" title=\"Hmm...\">",$text); $text = str_replace(":clap:","<img src=\"".$siteurl."/images/clap.gif\" title=\"Clap hands\">",$text); return $text; } // Get the number of files in database function totalfiles() { $totalfiles_result = mysql_query("SELECT count(fileid) AS total_files FROM files WHERE status = '1'"); $gettotalfiles = mysql_fetch_array($totalfiles_result); $totalfiles = $gettotalfiles['total_files']; return number_format($totalfiles); } // Count total played function totalplayed() { $totalplayed_result = mysql_query("SELECT sum(timesplayed) AS total_played FROM files"); $gettotalplayed = mysql_fetch_array($totalplayed_result); $totalplayed = $gettotalplayed['total_played']; return number_format($totalplayed); } // Count # of members function totalmembers() { $totalmembers_result = mysql_query("SELECT count(userid) AS total_members FROM users WHERE status = '1'"); $gettotalmembers = mysql_fetch_array($totalmembers_result); $totalmembers = $gettotalmembers['total_members']; return number_format($totalmembers); } ?>
.htaccess dosyasını bununla değiştirin

RewriteEngine on
RewriteRule ^izle/([0-9]+)/([_A-Za-z0-9-]+).html file.php?f=$1 [L]
RewriteRule ^izle/([0-9]+)/([_A-Za-z0-9-]+)/?$ browse.php?c=$1 [L]
RewriteRule ^izle/([0-9]+)/([_A-Za-z0-9-]+)/([0-9]+).html browse.php?c=$1&page=$3 [L]
RewriteRule ^profile/([0-9]+)/([_A-Za-z0-9-]+).html profile.php?u=$1 [L]
RewriteRule ^page/([0-9]+).html page.php?p=$1 [L]