function buttonOn(pId) {
	
	js_img = findobj(pId);
	switch(pId) {
		case 'connect':
			js_img.src = 'images/se-connecter-ON.png';
			break;
		case 'create':
			js_img.src = 'images/creer-un-compte-ON.png';
			break;
	}
}

function buttonOff(pId) {
	
	js_img = findobj(pId);
	switch(pId) {
		case 'connect':
			js_img.src = 'images/se-connecter-OFF.png';
			break;
		case 'create':
			js_img.src = 'images/creer-un-compte-OFF.png';
			break;
	}
}