function select(id) {
		eval("document.getElementById('vignette"+id+"').className='vignetteselect'"); 
		/*eval("document.getElementById('fleche"+id+"').className='flecheselect'"); */
	}
	
	function unselect(id) {
		eval("document.getElementById('vignette"+id+"').className='vignette'"); 
		/*eval("document.getElementById('fleche"+id+"').className='fleche'"); */
	}