/* CSS Document */
#bg-header{background-image:url(../images/bg_header.jpg);}
/* The previous bg is centered with respect to the page, but when there is a horizontal scroll,we only 
want it centered with respect to the content div. Therefore use the same background centered in the inner div */
#inner-header{background-image:url(../images/bg_header.jpg);background-position:center top;}