var productImages = [];

// Preloaded image. ID = 71
productImages[71] = new Image();
productImages[71].src="/image/product/medium/pinkconfectionery_a.jpg";
productImages[71].alt = "Pink confectionery zip pouch";

         

// Preloaded image. ID = 72
productImages[72] = new Image();
productImages[72].src="/image/product/medium/pinkconfectionery_b.jpg";
productImages[72].alt = "Pink confectionery zip pouch";

         

// Preloaded image. ID = 73
productImages[73] = new Image();
productImages[73].src="/image/product/medium/pinkconfectionery_c.jpg";
productImages[73].alt = "Pink confectionery zip pouch";

         
function swapImage(image) {
   document.prodImageMain.src = productImages[image].src; 
}