#bas {
	position:absolute;
	left:4px;
	top:755px;
	width:789px;
	height:17px;
	z-index:1;
}
#fond #centrebas {
	height: 39px;
	width: 580px;
	position: absolute;
	top: 594px;
	right: 0px;
	left: 9px;
	text-align: center;
	background-image: url(../image-mise-en-page/sommet/barre-calque-sommaire.gif);
	font-family: Verdana, Arial, Helvetica, sans-serif;
	font-size: 12px;
	font-weight: bold;
	color: #780078;
	}
#centregauche {
	position:absolute;
	left:9px;
	top:22px;
	width:272px;
	height:412px;
	z-index:1;
	overflow: auto;
}
#centredroite {
	position:absolute;
	left:287px;
	top:22px;
	width:300px;
	height:350px;
	z-index:2;
	overflow: auto;
}
#centreexplication {
	position:absolute;
	left:10px;
	top:617px;
	width:580px;
	height:102px;
	z-index:3;
}
#taille {
	position:absolute;
	left:9px;
	top:448px;
	width:579px;
	height:140px;
	z-index:3;
}