// JavaScript Document

function showPic(whichpic) {
	var source = whichpic.getAttribute("href");
	var placeholder = document.getElementById("placeholder");
	placeholder.setAttribute("src",source);
}

if (document.images)
    {
      preload_image_object = new Image();
      // set image url
      image_url = new Array();
      image_url[0] = "http://images/placeholder.jpg";
      image_url[1] = "http://images/borghese.jpg";
      image_url[2] = "http://images/escada.jpg";
      image_url[3] = "http://images/gucci.jpg";

       var i = 0;
       for(i=0; i<=3; i++) 
         preload_image_object.src = image_url[i];
    }