function start_slide(oImg, oTime) {
	//alert('starto lo slide e oImg vale: '+oImg+', mentre oTime vale: '+oTime);
	urle = ''+window.location;
	if (urle.indexOf("/en/")!=-1) {
		dir ='../';
	}else {
		dir = '';
	}
	quadro = document.getElementById(oImg);
	babbo = quadro.parentNode;
	
	immagini = new Array(
		dir+'images/sliding/aratro.jpg',
		dir+'images/sliding/volterra.jpg',
		dir+'images/sliding/collin_verdi.jpg',
		dir+'images/sliding/collina_530.jpg',
		dir+'images/sliding/colline-nebbia.jpg',
		dir+'images/sliding/fieno.jpg',
		dir+'images/sliding/grano.jpg',
		dir+'images/sliding/porte.jpg',
		dir+'images/sliding/strada.jpg',
		dir+'images/sliding/tramonto.jpg',
		dir+'images/sliding/vite.jpg',
		dir+'images/sliding/autunno.jpg',
		dir+'images/sliding/campana.jpg',
		dir+'images/sliding/volterra2.jpg',
		dir+quadro.src
	);
	l = immagini.length;
	indice = -1;
	time = oTime;
	setInterval("cambiaImg()", time);
}

function cambiaImg() {
	indice ++;
	if(indice==l) {indice=0};
	imgFitt = new Image();
	imgFitt.className = 'nuovaImg';
	imgFitt.src = quadro.src; 
	babbo.appendChild(imgFitt);
	quadro.onload = showImage;
	quadro.src = immagini[indice];
	//alert('finsh lo slide');
}

function showImage() {
	//alert('adesso fado');
	Effect.Fade(imgFitt, { duration: 1, transition: Effect.Transitions.sinoidal });
	setTimeout("destroy(imgFitt)", time-100);
}

function destroy(x) {
	delete x;
}