[1]
[CITE[HTMLayout CSS support map]] <http://www.terrainformatica.com/htmlayout/cssmap.whtm#background-position-attribute>

> left-side-length,
top-side-length,
right-side-length,
bottm-side-length
> Expandable filling image margins.
See Expandable tiling section in HtmLayout documentation.
To use extended fill background background-repeat attribute should be equal to 'expand'. Non standard. HTMLayout specific.

([[名無しさん]] [sage])

[2]
[CITE@ja[background-positionの%値について]] ([[みりばーる]] 著, [CODE[2007-07-09 21:26:58 +09:00]] 版) <http://mb.blog7.fc2.com/blog-entry-67.html>
([[名無しさん]])


[3]
[CITE@ja[CSS_XHTML_TIPS:CSS-TIPS CSSで背景画像位置調整に関するNetscapeバグ]] ([TIME[2007-05-15 09:54:06 +09:00]] 版) <http://blog.livedoor.jp/cssxhtml/archives/53486877.html>

[[バグ]]だといっているが、 [[CSS 2]](.0) 的には
[[Netscape]] 7 の動作で正しい。
([[名無しさん]])