if (document.images)
    {
      preload_image_object = new Image();
      // set image url
      image_url = new Array();
      image_url[0] = "http://cleanslatestudio.com/shimmerzine/wp-content/themes/Architect/images/homeImg1.jpg";
      image_url[1] = "http://cleanslatestudio.com/shimmerzine/wp-content/themes/Architect/images/homeImg2.jpg";
      image_url[2] = "http://cleanslatestudio.com/shimmerzine/wp-content/themes/Architect/images/homeImg3.jpg";
      image_url[3] = "http://cleanslatestudio.com/shimmerzine/wp-content/themes/Architect/images/hp-orange.png";


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