// attrezzature
var bufferImage = new Array();

function Buffer(filename) {
    var i = bufferImage.length;
    bufferImage[i] = new Image();
    bufferImage[i].src = filename;
    }

function showImage(filename) {
    document.images[Image_Name].src = filename;
    }

Image_Name = "SHOWPAD";

Buffer("img/foto_sam182.jpg");
Buffer("img/foto_sam212.jpg");
Buffer("img/foto_sam233.jpg");
Buffer("img/foto_sam253.jpg");
Buffer("img/foto_sam254.jpg");
Buffer("img/foto_sam263.jpg");
Buffer("img/foto_sam283.jpg");