This extension check some tags in the document.
This extension check "@import" and "background(-image)" in the css document.
When "@import" is found, do the check recursively.
This extension check below cases.
@import url(main.css); /* CASE A: @import without quote */
@import url("main.css"); /* CASE B: @import with quote */
@import url(main.css) print; /* CASE C: @import without quote, and mediatype */
@import url("main.css) print; /* CASE D: @import with quote, and mediatype */
This extension check below cases.
background:url(../images/title.gif); /* CASE A: background without quote */
background:url("../images/title.gif"); /* CASE B: background with quote */
background-image:url(../images/title.gif); /* CASE C: background-image without quote */
background-image:url("../images/title.gif"); /* CASE D: background-image with quote */
You can backup the files with orignal file together.
Ex. hoge.jpeg is backuped with hoge.png