gistfile1.txt

if ( $width == 'false' ) $width = false;
if ( $height == 'false' ) $height = false;

// If the width or height are null, turn off cropping
if ( empty($width) or empty($height) ) $crop_position = false;
  					
$image = matthewruddy_image_resize($resized_image,$width, $height, $crop_position);
echo '<img src="' . $image['url'] . '" width="' . $width . '" height="' . $height . '" alt="" />';