function overMainNav(id) {
	
	
	imgName = "imgTop-"+id;
	imgSrc = "images/btn6-"+id+"-on.gif";	
	chgImg(id,imgName,imgSrc);
	if (id == "bactiControl") changeBgColor(id,"#bed1d9");
	if (id == "couleurProvence") changeBgColor(id,"#d4d070");
	if (id == "freshControl") changeBgColor(id,"#e1cab8");
		
	}
	
function outMainNav(id) {
	imgName = "imgTop-"+id;
	imgSrc = "images/btn6-"+id+"-off.gif";
	chgImg(id,imgName,imgSrc);
	if (id == "bactiControl") changeBgColor(id,"#cfdee4");
	if (id == "couleurProvence") changeBgColor(id,"#e1dd88");
	if (id == "freshControl") changeBgColor(id,"#ebd9cb");
	}