Vertical alignment for thumbnails. Specifies the vertical alignment of the thumbnail image in the reply image rectangle specified by wid= and hei= or by attribute::DefaultThumbPix.
Used only for thumbnail requests ( req=tmb
).
Enum. Permitted values are 1, 2, and 3, for top, center, and bottom alignment, respectively.
Inherited from default::ThumbHorizAlign
if not defined or if empty.
catalog::ThumbType , attribute::DefaultThumbPix, wid=, hei=