function turnOn(imageName) {
	if (document.images) {
		document[imageName].src = eval(imageName + "on.src");
	}
}

// turnOff
//
// change une image par une autre
//

function turnOff(imageName) {
	if (document.images) {
		document[imageName].src = eval(imageName + "off.src");
	}
}

if (document.images) {
//--bouton Welcome
	image0on 		= new Image();
	image0on.src 	= "images/b-welcome-on.gif";
	image0off 		= new Image();
	image0off.src 	= "images/b-welcome-off.gif";
//--bouton patisserie
	image1on 		= new Image();
	image1on.src 	= "images/b1-top-on.gif";
	image1off 		= new Image();
	image1off.src 	= "images/b1-top-off.gif";
//--find us	
	image2on 		= new Image();
	image2on.src 	= "images/b2-top-on.gif";
	image2off 		= new Image();
	image2off.src 	= "images/b2-top-off.gif";
//--what new	
	image3on 		= new Image();
	image3on.src 	= "images/b3-top-on.gif";
	image3off 		= new Image();
	image3off.src 	= "images/b3-top-off.gif";
//--the gang
	image4on 		= new Image();
	image4on.src 	= "images/b4-top-on.gif";
	image4off 		= new Image();
	image4off.src 	= "images/b4-top-off.gif";
//--bouton coach
//	image14on 		= new Image();
//	image14on.src 	= "/include/img/srub5on.gif";
//	image14off 		= new Image();
//	image14off.src 	= "/include/img/srub5off.gif";
//	image15on 		= new Image();
//	image15on.src 	= "/include/img/srub6on.gif";
//	image15off 		= new Image();
//	image15off.src 	= "/include/img/srub6off.gif";
//	image16on 		= new Image();
//	image16on.src 	= "/include/img/srub7on.gif";
//	image16off 		= new Image();
//	image16off.src 	= "/include/img/srub7off.gif";
}