image_lib; if (!$image_lib) $image_lib = 'GD'; ?>

'params[image_lib]', 'options_values' => array( 'GD' => 'GD', 'ImageMagick' => 'ImageMagick', ), 'value' => $image_lib )); ?>
im_path; if(!$im_path) $im_path = "/usr/bin/"; ?> 'params[im_path]', 'value' => $im_path)); ?>

maxfilesize; if (!$maxfilesize) $maxfilesize = (int) 10240; //set the default maximum file size to 10MB (1024KB * 10 = 10240KB = 10MB) ?>

'params[maxfilesize]', 'value' => $maxfilesize)); ?>

watermark_text; if(!$watermark_text) $watermark_text = ""; ?>

'params[watermark_text]', 'value' => $watermark_text)); ?>