From http://www.w3schools.com (Copyright Refsnes Data)

XSL-FO background-image Property

Definition and Usage

The background-image property sets the background image of an object.

Details

Inherited: no
Percentages: N/A
Media: visual

Property Values

Value	Description
none	Default. No background image
URL	The path to an image

From http://www.w3schools.com (Copyright Refsnes Data)