Syntax
[bw_images
numberposts="5| numeric - number to return"
offset="0| numeric - offset from which to start"
category="| category ID - numeric ID of the post category"
category_name="| category-slug - category slugs (comma separated)"
customcategoryname="| category-slug - custom category slug"
orderby="date| ID| title| parent| rand| menu_order - Sort sequence"
order="DESC| ASC - Sort order."
include="| id1,id2 - IDs to include"
exclude="| id1,id2 - IDs to exclude"
meta_key="| meta key - post metadata key"
meta_value="| meta value - post metadata value"
post_type="attachment| post type - Post type to display"
post_mime_type="image| post mime types - Image type"
post_parent="| ID - Parent ID to use if not current post"
post_status="| publish| inherit| pending| draft| auto-draft| future| private| trash| any - Post status"
id="| id1,id2 - IDs of posts to display"
posts_per_page="| numeric| . - Number of posts per page. Use '.' for current value 15"
thumbnail="full| thumbnail| medium| large| nnn| wxh - image size"
link="| 0| id,p - link to"
titles="y| n - Display titles"
captions="n| y - Display attachment's Caption and Description"
class="| class names - CSS class names"]