diff --git a/htdocs/theme/yellow/dolibarr.css b/htdocs/theme/yellow/dolibarr.css
deleted file mode 100644
index f9e48e16cc9..00000000000
--- a/htdocs/theme/yellow/dolibarr.css
+++ /dev/null
@@ -1,158 +0,0 @@
-/* Copyright (C) 2002 Rodolphe Quiedeville <rodolphe@quiedeville.org> 
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
- *
- * $Id$
- * $Source$
- *
- */
-
-body 
-{
-  background: #ebebe0; 
-  font-family: Helvetica, Verdana; font-size: 12px; 
-  text-decoration: none 
-}
-/*
- *   Menu superieur
- */
-table.topbarre
-{ 
-  cell-spacing: 0;
- }
-
-a { 
-    text-decoration: none; 
-    }
-
-td.menu
-{ 
-  border-right: 1px solid #000000;
-  border-bottom: 1px solid #000000;
- }
-
-.menu 
-{ 
-  background: #ccccb3; 
-  font-family: Helvetica, Verdana; font-size: 14px; font-weight: bold; 
-  color: #000000; 
-  text-decoration: none }
-
-.submenu 
-{ 
-  background: #ccccb3; 
-  font-family: Helvetica, Verdana; font-size: 14px;
-  color: #000000; 
-  text-decoration: none }
-
-
-/*
- *   Barre de gauche
- */
-a.leftmenu 
-{ 
-  font-family: Helvetica, Verdana; font-size: 14px; font-weight: bold; 
-  color: #202020; 
-  }
-
-td.barre 
-{ 
-  border-right: 1px solid #000000;
-  border-bottom: 1px solid #000000;
-  background: #ccccb3;
-  font-family: Helvetica, Verdana; font-size: 14px; 
-  color: #000000; 
-  text-decoration: none }
-
-td.barre_select 
-{ 
-  background: #ccccb3; 
-  color: #000000 
-  }
-
-
-
-div.titre 
-{ 
-  font-family: Helvetica, Verdana; font-size: 16px; font-weight: bold; 
-  color: #666633; 
-  text-decoration: none }
-/*
- *
- */
-tr.liste_titre  
-{ 
-  background: #999966; 
-  font-family: Helvetica, Verdana; font-size: 14px; font-weight: bold;
-  }
-
-tr.pair
-{ 
-  background: #dcdcb3; 
-  font-family: Helvetica, Verdana; font-size: 12px; 
-  }
-
-tr.impair	
-{ 
-  background: #eeeecc; 
-  font-family: Helvetica, Verdana; font-size: 12px; 
-  }
-/*
- *
- */
-
-tr.box_titre
-{ 
-  background: #999966; 
-  font-family: Helvetica, Verdana; font-size: 0.9em; font-weight: bold;
-  }
-
-tr.box_pair
-{ 
-  background: #dcdcb3; 
-  font-family: Helvetica, Verdana; font-size: 0.8em; 
-  }
-
-tr.box_impair	
-{ 
-  background: #eeeecc; 
-  font-family: Helvetica, Verdana; font-size: 0.8em; 
-  }
-
-/*
- *
- */
-
-input.flat
-{ 
-  border: 0
- }
-
-td.valeur
-{ 
-  font-weight: bold;
-  }
-
-td.delete
-{ 
-  background: red;
-  font-weight: bold;
-  }
-
-td.valid
-{ 
-  background: pink;
-  font-weight: bold;
-  }
\ No newline at end of file