View file loads/inc/icon48/gif.php

<?php

if (is_file(H . "sys/loads/screens/48/$size.$name.$ras")) {
    if (function_exists('iconv')) {
        echo "<img src='/sys/loads/screens/48/" . iconv('windows-1251', 'utf-8', "$size.$name.$ras") . "' alt='scr...' /><br />\n";
    } else {
        echo "<img src='/sys/loads/screens/48/$size.$name.$ras' alt='scr...' /><br />\n";
    }
} elseif (function_exists('imagecreatefromgif')) {

    $imgc = imagecreatefromgif($dir_loads . '/' . $dirlist[$i]);
    $img_x = imagesx($imgc);
    $img_y = imagesy($imgc);
    if ($img_x == $img_y) {
        $dstW = 48; // ширина
        $dstH = 48; // высота 
    } elseif ($img_x > $img_y) {
        $prop = $img_x / $img_y;
        $dstW = 48;
        $dstH = ceil($dstW / $prop);
    } else {
        $prop = $img_y / $img_x;
        $dstH = 48;
        $dstW = ceil($dstH / $prop);
    }

    $screen = imagecreatetruecolor($dstW, $dstH);
    imagecopyresampled($screen, $imgc, 0, 0, 0, 0, $dstW, $dstH, $img_x, $img_y);
    imagedestroy($imgc);
    imagegif($screen, H . "sys/loads/screens/48/$size.$name.$ras");
    imagedestroy($screen);
    echo "<img src='/sys/loads/screens/48/$size.$name.$ras' alt='scr...' />\n";
}