var
 active_board_mess=0;
 default_info=0;
 divs=document.getElementsByTagName("div");

function set_board_mess_active(n)
 {
  if(active_board_mess!=0)
   {
    divs["board_mess_"+active_board_mess.toString()].style.display="none";
   }

  divs["board_mess_"+n.toString()].style.display="block";
  active_board_mess=n;
 }

function get_info(n)
 {
  if(default_info!=0)
   {
    divs["info_"+default_info.toString()].style.display="none";
   }

  divs["info_"+n.toString()].style.display="block";
  default_info=n;
 }

function get_image(image_file_name)
 {
  var
   imgs=document.getElementsByTagName("img");

  imgs["gallery_image"].src="/uploaded/image/"+image_file_name; 
 }