/*
DESCRIPTION:
 Preload images into local browser cashe.
USING:
PreloadImages('url_image1','url_image2',..., 'url_imageN')
*/
function PreloadImages(){
 if(!document.images){
   alert("Error onimages preloading: DOM haven't document.images object.");
   return false;
 }
 var a_pic_urls=PreloadImages.arguments;
 var num_pics=a_pic_urls.length;
 var a_images=new Array(num_pics);
 for(i=0;i<num_pics;i++){
  a_images[i]=new Image;
  a_images[i].src=a_pic_urls[i];
 }
}

// Execute:
PreloadImages(
 '/pic/logo-200x150.gif',
 '/pic/menu-slider.gif',
 '/pic/bg_main.gif',
 '/pic/capt_1_1.gif',
 '/pic/capt_1_2_bg.gif',
 '/pic/capt_1_3.gif',
 '/pic/capt_2_1.gif',
 '/pic/capt_2_2.gif',
 '/pic/capt_2_3.gif',
 '/pic/capt_3_1.gif',
 '/pic/capt_3_2.gif',
 '/pic/capt_3_3_about.jpg',
 '/pic/capt_3_5_bg.gif',
 '/pic/capt_3_6.gif',
 '/pic/menu_capt.gif',
 '/pic/menu_bg1.jpg',
 '/pic/menu_bg2.gif',
 '/pic/menu_body.gif',
 '/pic/menu_foot.gif',
 '/pic/body_bg_l.gif',
 '/pic/body_bg_r.gif',
 '/pic/body_bg_r.gif',
 '/pic/body_bg_b.gif',
 '/pic/body_rb.gif'
);