Post thumbnail shortcode

size options - thumbnail, medium, large, full, page-header, single-post-slide, single-post-slide-half, single-post-wide-slide
timthumb = 1 gives you back the url of the image passed through the timthumb image processor
width and height, sizes in pixels - used by both timbthumb and wp_get_attachment_image_src functions
[the_post_thumbnail_src size=thumbnail]
[the_post_thumbnail_src size=medium]
[the_post_thumbnail_src size= large]
[the_post_thumbnail_src size=full]
[the_post_thumbnail_src size=page-header]
[the_post_thumbnail_src size=single-post-slide]
[the_post_thumbnail_src size=single-post-slide-half]
[the_post_thumbnail_src size=single-post-wide-slide]

With the image tag included (<img src="image-src">):