.fundo_princ {
	background-attachment: scroll;
	background-image: url(imagens/fundo.jpg);
	background-repeat: repeat-x;
	background-position: top;
}

.fundo_bottom_2 {
	background-attachment: scroll;
	background-image: url(imagens/fundo_bottom_2.jpg);
	background-repeat: repeat-x;
	background-position: bottom;
}