<!--
function img_src() 
{ 
  str = img_src.arguments[0];
  str = (navigator.appName == 'Netscape') ? 'document.' + str : 'document.all.' + str;
  img = eval(str);
  if (img) {
    if (img.ori_src == null) {
      img.ori_src = img.src;
      img.src     = img_src.arguments[1];
    } else {
      var temp    = img.src;
      img.src     = img.ori_src;
      img.ori_src = temp;
    }
  } 
}

function load_img()
{ 
  var img_list = load_img.arguments;
  if (document.preloadlist == null) 
    document.preloadlist = new Array();
  var top = document.preloadlist.length;
  for (var i=0; i < img_list.length; i++) {
    document.preloadlist[top+i]     = new Image;
    document.preloadlist[top+i].src = img_list[i];
  } 
}

-->