// --- Preload into array
var images = new Array();

// --- Image list here, define image filenames
images[1]="images/1.jpg";
images[2]="images/2.jpg";
images[3]="images/3.jpg";
images[4]="images/4.jpg";
images[5]="images/5.jpg";
images[6]="images/6.jpg";
images[7]="images/7.jpg";
images[8]="images/8.jpg";
images[9]="images/9.jpg";
images[10]="images/10.jpg";
images[11]="images/11.jpg";
images[12]="images/12.jpg";
images[13]="images/13.jpg";
images[14]="images/14.jpg";
images[15]="images/15.jpg";
images[16]="images/16.jpg";
images[17]="images/17.jpg";

// --- Do not modify below this point
var ImageNo = Math.floor(Math.random()*images.length);
if (!ImageNo)
  ImageNo=1;