function setFooter_dossier() {
	var gaucheHeight=document.getElementById('g_contenu').offsetHeight;
	var centreHeight=document.getElementById('c_contenu_dossier').offsetHeight;
	var droiteHeight=document.getElementById('d_contenu_dossier').offsetHeight;
	var heightGDMax = Math.max(droiteHeight, gaucheHeight);
	var heightCDMax = Math.max(droiteHeight, centreHeight);
	if (heightGDMax>centreHeight){
	   document.getElementById('c_contenu_dossier').style.height=(heightGDMax)+'px';
	}
	if (heightCDMax>droiteHeight) {
	   document.getElementById('d_contenu_dossier').style.height=(heightCDMax)+'px';
	}
	else {
		document.getElementById('c_contenu_dossier').style.height=(heightCDMax)+'px';
	}
}