I made these colorbars because it feels like there isn't nearly as much Org XIII fanstuff as there should be. I'm hoping to help change that; here's my contribution. :) I know it isn't much, but I like them. The colorbar itself is the same, only the "is love" changes to suit all tastes.
Organization XIII is OT13 love! 
http://i64.photobucket.com/albums/h161/ot13/OT13byxemnas.jpg" alt="ORGANIZATION XIII IS OT13 LOVE" width="800" height="63">
http://xemnas.livejournal.com/1747.html">Organization XIII is OT13 love!
or...
XIII 機関 is OT13 love! http://i64.photobucket.com/albums/h161/ot13/OT13byxemnas.jpg" alt="ORGANIZATION XIII IS OT13 LOVE" width="800" height="63">
http://xemnas.livejournal.com/1747.html">XIII 機関 is OT13 love!
Now without the "OT13" joke...
Organization XIII is love! http://i64.photobucket.com/albums/h161/ot13/OT13byxemnas.jpg" alt="ORGANIZATION XIII IS LOVE" width="800" height="63">
http://xemnas.livejournal.com/1747.html">Organization XIII is love!
XIII 機関 is love! http://i64.photobucket.com/albums/h161/ot13/OT13byxemnas.jpg" alt="XIII 機関 IS LOVE" width="800" height="63">
http://xemnas.livejournal.com/1747.html">XIII機関 is love!
Now for the perverts...
Organization XIII is love SEX! http://i64.photobucket.com/albums/h161/ot13/OT13byxemnas.jpg" alt="ORGANIZATION XIII IS SEX" width="800" height="63">
http://xemnas.livejournal.com/1747.html">Organization XIII is love SEX!
XIII機関 is love SEX! http://i64.photobucket.com/albums/h161/ot13/OT13byxemnas.jpg" alt="ORGANIZATION XIII IS SEX" width="800" height="63">
http://xemnas.livejournal.com/1747.html">XIII機関 is love SEX!