function preloadImages(imgs) {  
  
  var d=document; 
  if(d.images)
  {
    //declare array
    if (!d.cachedRollOvers)
      d.cachedRollOvers=new Array();
      
    var i , j=d.cachedRollOvers.length;
    for(i=0; i<imgs.length; i++)
    {
      if (imgs[i].indexOf('#') !=0 )
      {      
        //create image object and store in document
        d.cachedRollOvers[j] = new Image;
        d.cachedRollOvers[j++].src = imgs[i];
      }
    }
  } 
}