Błąd Po wejściu do tematu, otrzymuję błąd php

wersja skryptu MyBB:1.6.8
adres forum:nicexdd.ugu.pl - TESTOWE
na czym polega problem (screen, opis, komunikaty, nazwa stylu/theme/szablonu):Po wejściu w podgląd tematu, pokazuje mi się taki błąd:
Parse error: syntax error, unexpected T_VARIABLE in /virtual/n/i/nicexdd.ugu.pl/inc/functions_image.php on line 123

Tutaj plik functions_image.php :

<?php
/**
* MyBB 1.6
* Copyright 2010 MyBB Group, All Rights Reserved
*
* Website: http://mybb.com
* License: http://mybb.com/about/license
*
* $Id: functions_image.php 5664 2011-11-29 09:08:41Z Tomm $
*/

/**
* Generates a thumbnail based on specified dimensions (supports png, jpg, and gif)
*
* @param string the full path to the original image
* @param string the directory path to where to save the new image
* @param string the filename to save the new image as
* @param integer maximum hight dimension
* @param integer maximum width dimension
* @return array thumbnail on success, error code 4 on failure
*/
function generate_thumbnail($file, $path, $filename, $maxheight, $maxwidth)
{
    if(!function_exists("imagecreate"))
    {
        $thumb['code'] = 3;
        return $thumb;
    }
    
    $imgdesc = getimagesize($file);
    $imgwidth = $imgdesc[0];
    $imgheight = $imgdesc[1];
    $imgtype = $imgdesc[2];
    $imgattr = $imgdesc[3];
    $imgbits = $imgdesc['bits'];
    $imgchan = $imgdesc['channels'];
    
    if($imgwidth == 0 || $imgheight == 0)
    {
        $thumb['code'] = 3;
        return $thumb;
    }        
    if(($imgwidth >= $maxwidth) || ($imgheight >= $maxheight))
    {
        check_thumbnail_memory($imgwidth, $imgheight, $imgtype, $imgbits, $imgchan);
        
        if($imgtype == 3)
        {
            if(@function_exists("imagecreatefrompng"))
            {
                $im = @imagecreatefrompng($file);
            }
        }
        elseif($imgtype == 2)
        {
            if(@function_exists("imagecreatefromjpeg"))
            {
                $im = @imagecreatefromjpeg($file);
            }
        }
        elseif($imgtype == 1)
        {
            if(@function_exists("imagecreatefromgif"))
            {
                $im = @imagecreatefromgif($file);
            }
        }
        else
        {
            $thumb['code'] = 3;
            return $thumb;
        }
        if(!$im)
        {
            $thumb['code'] = 3;
            return $thumb;
        }
        $scale = scale_image($imgwidth, $imgheight, $maxwidth, $maxheight);
        $thumbwidth = $scale['width'];
        $thumbheight = $scale['height'];
        $thumbim = @imagecreatetruecolor($thumbwidth, $thumbheight);
        
        if(!$thumbim)
        {
            $thumbim = @imagecreate($thumbwidth, $thumbheight);
            $resized = true;
        }

        // Attempt to preserve the transparency if there is any
        if($imgtype == 3)
        {
            // A PNG!
            imagealphablending($thumbim, false);
            imagefill($thumbim, 0, 0, imagecolorallocatealpha($thumbim, 0, 0, 0, 127));

            // Save Alpha...
            imagesavealpha($thumbim, true);
        }
        elseif($imgtype == 2)
        {
            // Transparent GIF?
            $trans_color = imagecolortransparent($im);
            if($trans_color >= 0 && $trans_color < imagecolorstotal($im))
            {
                $trans = imagecolorsforindex($im, $trans_color);
                $new_trans_color = imagecolorallocate($thumbim, $trans['red'], $trans['blue'], $trans['green']);
                imagefill($thumbim, 0, 0, $new_trans_color);
                imagecolortransparent($thumbim, $new_trans_color);
            }
        }

        if(!isset($resized))
        {
            @imagecopyresampled($thumbim, $im, 0, 0, 0, 0, $thumbwidth, $thumbheight, $imgwidth, $imgheight);
        }
        else
        {
            @imagecopyresized($thumbim, $im, 0, 0, 0, 0, $thumbwidth, $thumbheight, $imgwidth, $imgheight);
        }
        @imagedestroy($im);
        if(!function_exists("imagegif") && $imgtype == 1)
        {
            $filename = str_replace(".gif", ".jpg", ".png" $filename);
        }
        switch($imgtype)
        {
            case 1:
                if(function_exists("imagegif"))
                {
                    @imagegif($thumbim, $path."/".$filename);
                }
                else
                {
                    @imagejpeg($thumbim, $path."/".$filename);
                }
                break;
            case 2:
                @imagejpeg($thumbim, $path."/".$filename);
                break;
            case 3:
                @imagepng($thumbim, $path."/".$filename);
                break;
        }
        @my_chmod($path."/".$filename, '0644');
        @imagedestroy($thumbim);
        $thumb['code'] = 1;
        $thumb['filename'] = $filename;
        return $thumb;
    }
    else
    {
        return array("code" => 4);
    }
}

/**
* Attempts to allocate enough memory to generate the thumbnail
*
* @param integer hight dimension
* @param integer width dimension
* @param string one of the IMAGETYPE_XXX constants indicating the type of the image
* @param string the bits area the number of bits for each color
* @param string the channels - 3 for RGB pictures and 4 for CMYK pictures
*/
function check_thumbnail_memory($width, $height, $type, $bitdepth, $channels)
{
    if(!function_exists("memory_get_usage"))
    {
        return false;
    }

    $memory_limit = @ini_get("memory_limit");
    if(!$memory_limit || $memory_limit == -1)
    {
        return false;
    }

    $limit = preg_match("#^([0-9]+)\s?([kmg])b?$#i", trim(my_strtolower($memory_limit)), $matches);
    $memory_limit = 0;
    if($matches[1] && $matches[2])
    {
        switch($matches[2])
        {
            case "k":
                $memory_limit = $matches[1] * 1024;
                break;
            case "m":
                $memory_limit = $matches[1] * 1048576;
                break;
            case "g":
                $memory_limit = $matches[1] * 1073741824;
        }
    }
    $current_usage = memory_get_usage();
    $free_memory = $memory_limit - $current_usage;
    
    $thumbnail_memory = round(($width * $height * $bitdepth * $channels / 8) * 5);
    $thumbnail_memory += 2097152;
    
    if($thumbnail_memory > $free_memory)
    {
        if($matches[1] && $matches[2])
        {
            switch($matches[2])
            {
                case "k":
                    $memory_limit = ceil((($memory_limit+$thumbnail_memory) / 1024))."K";
                    break;
                case "m":
                    $memory_limit = ceil((($memory_limit+$thumbnail_memory) / 1048576))."M";
                    break;
                case "g":
                    $memory_limit = ceil((($memory_limit+$thumbnail_memory) / 1073741824))."G";
            }
        }
        
        @ini_set("memory_limit", $memory_limit);
    }
}

/**
* Figures out the correct dimensions to use
*
* @param integer current hight dimension
* @param integer current width dimension
* @param integer max hight dimension
* @param integer max width dimension
* @return array correct height & width
*/
function scale_image($width, $height, $maxwidth, $maxheight)
{
    $width = intval($width);
    $height = intval($height);
    
    if(!$width) $width = $maxwidth;
    if(!$height) $height = $maxheight;
    
    $newwidth = $width;
    $newheight = $height;

    if($width > $maxwidth)
    {
        $newwidth = $maxwidth;
        $newheight = ceil(($height*(($maxwidth*100)/$width))/100);
        $height = $newheight;
        $width = $newwidth;
    }
    if($height > $maxheight)
    {
        $newheight = $maxheight;
        $newwidth = ceil(($width*(($maxheight*100)/$height))/100);
    }
    $ret['width'] = $newwidth;
    $ret['height'] = $newheight;
    return $ret;
}
?>

A to linia 123:

            $filename = str_replace(".gif", ".jpg", ".png" $filename);

Co jest źle ?!
Bardzo proszę o pomoc:)

Daniel Praźmo napisał 14.11.2012, 17:05:
Ludzie, trochę powagi... Naprawdę uważasz, że "[BŁĄD] Błąd na forum. [POMOCY!]" jest normalną nazwą wątku?

Źle jest to, że ktoś próbował ten plik edytować bez pomyślunku (bo oryginalnie, tam nie ma żadnego ".png").
A powodem jest oczywisty brak przecinka. Gdzie? Łatwo się domyślić.