var menuTimer;
var selected_menu = "";
function mouseover_menu(lan,selection_menu) {
    clearTimeout(menuTimer);
    if (selected_menu!="") {
        document.all["sub_menu"+selected_menu].style.display = "none";
        document["top_btn"+selected_menu].src = "../../img/"+lan+"/top_menu"+selected_menu+".gif";
    }
    document.all.submenu_back.style.display = "block";
    document.all["sub_menu"+selection_menu].style.display = "block";
    document["top_btn"+selection_menu].src = "../../img/"+lan+"/top_menu"+selection_menu+"_.gif";
    selected_menu = selection_menu;
}
function mouseout_menu(lan,selection_menu) {
    menuTimer = setTimeout("closeLayer('"+lan+"','"+selection_menu+"')",1000)
}
function closeLayer(lan,selection_menu) {
    document.all["sub_menu"+selection_menu].style.display = "none";
    document.all.submenu_back.style.display = "none";
    document["top_btn"+selection_menu].src = "../../img/"+lan+"/top_menu"+selection_menu+".gif";
    selected_menu = "";
}
function toggle_layer(obj) {
    if (document.all[obj].style.display=="none") {
        document.all[obj].style.display = "block";
    } else {
        document.all[obj].style.display = "none";
    }
}