var numImg = 13;
var aImg = new Array(numImg);
aImg[0] = ["/images/residence/01_big.jpg","Vista residence"];
aImg[1] = ["/images/residence/02_big.jpg","Vista residence 2"];
aImg[2] = ["/images/residence/03_big.jpg","Esterno"];
aImg[3] = ["/images/residence/04_big.jpg","Esterno 2"];
aImg[4] = ["/images/residence/05_big.jpg","Esterno 3"];

aImg[5] = ["/images/location/loc1_big.jpg","Dove siamo"];
aImg[6] = ["/images/location/loc2_big.jpg","La mappa"];
aImg[7] = ["/images/location/loc3_big.jpg","Mappa grande"];

aImg[8] = ["/images/apartments/01_big.jpg","Appartamento01"];
aImg[9] = ["/images/apartments/02_big.jpg","Appartamento02"];
aImg[10] = ["/images/apartments/03_big.jpg","Appartamento03"];
aImg[11] = ["/images/apartments/04_big.jpg","Appartamento04"];
aImg[12] = ["/images/apartments/05_big.jpg","Appartamento05"];

aImg[13] = ["/images/apartments/06_big.jpg","Appartamento06"];
aImg[14] = ["/images/apartments/07_big.jpg","Appartamento07"];
aImg[15] = ["/images/apartments/08_big.jpg","Appartamento08"];
aImg[16] = ["/images/apartments/09_big.jpg","Appartamento09"];
aImg[17] = ["/images/apartments/10_big.jpg","Appartamento10"];
aImg[18] = ["/images/apartments/11_big.jpg","Appartamento11"];
aImg[19] = ["/images/apartments/12_big.jpg","Appartamento12"];
aImg[20] = ["/images/apartments/13_big.jpg","Appartamento13"];
aImg[21] = ["/images/apartments/14_big.jpg","Appartamento14"];
aImg[22] = ["/images/apartments/15_big.jpg","Appartamento15"];
aImg[23] = ["/images/apartments/16_big.jpg","Appartamento16"];
aImg[24] = ["/images/apartments/17_big.jpg","Appartamento17"];
aImg[25] = ["/images/apartments/18_big.jpg","Appartamento18"];





function cambiaImmagine(num, id) {
		var boxImg = document.getElementById(id);
		if (boxImg){
			boxImg.src = aImg[num][0];
			boxImg.alt = aImg[num][1];
			boxImg.title = aImg[num][1];
		}
 }