<?php
header("Content-type: image/jpeg");

        function file_type($file){
                $path_chunks = explode("/", $file);
                $thefile     = $path_chunks[count($path_chunks) - 1];
                $dotpos      = strrpos($thefile, ".");
                return strtolower(substr($thefile, $dotpos + 1));
        }

                $path         = "/var/www/Modules/".$HTTP_GET_VARS["pth"]."/";
                $filename     = $HTTP_GET_VARS["fname"]."_Small.jpg";
        //      $thumbnail    = thumbnail_name($filename);
                $extension    = file_type($filename);
                $remove_thumb = false;


                if(in_array($extension, array('png', 'gif', 'jpg', 'jpeg'))){
                        if(!$img_size = getimagesize($path.$filename)){
                                $remove_thumb = true;
                        }
                        if($extension == 'gif'){
                                if(!$image = imagecreatefromgif($path.$filename)){
                                        $remove_thumb = true;
                                }
                        }elseif($extension == 'png'){
                                if(!$image = imagecreatefrompng($path.$filename)){
                                        $remove_thumb = true;
                                }
                        }elseif($extension == 'jpg' || $extension == 'jpeg'){
                                if(!$image = imagecreatefromjpeg($path.$filename)){
                                        $remove_thumb = true;
                                }
                        }
                        $img_height = $img_size['1'];
                        $img_width  = $img_size['0'];
                        if($remove_thumb == false){

                                $black = ImageColorAllocate($image, 0, 0, 0);
                                ImageString ($image, 3, $img_width-80, $img_height-15, "www.mlab.cz", $black);
                                imagejpeg($image);

                        }
                }else{
                        $remove_thumb = true;
                }



?>