var productImages = [];

// Preloaded image. ID = 18
productImages[18] = new Image();
productImages[18].src="/image/product/medium/il_430xn52444871.jpg";
productImages[18].alt = "";

         

// Preloaded image. ID = 19
productImages[19] = new Image();
productImages[19].src="/image/product/medium/il_430xn52444906.jpg";
productImages[19].alt = "";

         

// Preloaded image. ID = 20
productImages[20] = new Image();
productImages[20].src="/image/product/medium/il_430xn52444945.jpg";
productImages[20].alt = "";

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