.menu a#inicio { 
		background-image: url(menu/es/inicio.jpg); 
		width:40px;
		background-repeat:no-repeat;
		height:20px;
		background-position:bottom;
}
.menu a:hover#inicio { 
		background-image: url(menu/es/inicio.jpg); 
		width:40px;
		background-repeat:no-repeat;
		height:20px;
		background-position:top;
}
.menu a#productos_menu{ 
		background-image: url(menu/es/productos_menu.jpg); 
		width:63px;
		background-repeat:no-repeat;
		height:20px;
		background-position:bottom;
}
.menu a:hover#productos_menu{ 
		background-image: url(menu/es/productos_menu.jpg); 
		width:63px;
		background-repeat:no-repeat;
		height:20px;
		background-position:top;
}
.menu a#empresa { 
		background-image: url(menu/es/empresa.jpg); 
		width:63px;
		background-repeat:no-repeat;
		height:20px;
		background-position:bottom;
}
.menu a:hover#empresa { 
		background-image: url(menu/es/empresa.jpg); 
		width:63px;
		background-repeat:no-repeat;
		height:20px;
		background-position:top;
}
.menu a#idi { 
		background-image: url(menu/es/idi.jpg); 
		width:45px;
		background-repeat:no-repeat;
		height:20px;
		background-position:bottom;
}
.menu a:hover#idi { 
		background-image: url(menu/es/idi.jpg); 
		width:45px;
		background-repeat:no-repeat;
		height:20px;
		background-position:top;
}
.menu a#referencias { 
		background-image: url(menu/es/referencias.jpg); 
		width:83px;
		background-repeat:no-repeat;
		height:20px;
		background-position:bottom;
}
.menu a:hover#referencias { 
		background-image: url(menu/es/referencias.jpg); 
		width:83px; 
		background-repeat:no-repeat;
		height:20px;
		background-position:top;
}
.menu a#distribuidores { 
		background-image: url(menu/es/distribuidores.jpg); 
		width:68px;
		background-repeat:no-repeat;
		height:20px;
		background-position:bottom;
}
.menu a:hover#distribuidores { 
		background-image: url(menu/es/distribuidores.jpg); 
		width:68px; 
		background-repeat:no-repeat;
		height:20px;
		background-position:top;
}
.menu a#contacto { 
		background-image: url(menu/es/contacto.jpg); 
		width:68px;
		background-repeat:no-repeat;
		height:20px;
		background-position:bottom;
}
.menu a:hover#contacto { 
		background-image: url(menu/es/contacto.jpg); 
		width:68px; 
		background-repeat:no-repeat;
		height:20px;
		background-position:top;
}