current_menu_OFF=new Image();
 current_menu_OFF.src="../../page_titre_current_menu_OFF.gif";

 current_menu_ON=new Image();
 current_menu_ON.src="../../page_titre_current_menu_ON.gif";

 top_menu_OFF=new Image();
 top_menu_OFF.src="../../page_titre_top_menu_OFF.gif";

 top_menu_ON=new Image();
 top_menu_ON.src="../../page_titre_top_menu_ON.gif";