akt_menu = 0;
menu = 0;
tempposition = 0;

function open_menu(menu_ID)
{
    if (menu_ID == akt_menu)
        {
         return false;
        }

    close_menu(akt_menu);
    akt_menu = menu_ID;
    menu = document.getElementById("menu_" + akt_menu);

    menu.style.display = "block";
    menu.style.left = 182;
    tempposition=182;
    move_menu();
}


function move_menu()
{
    if (tempposition >= 332)
    {
     menu.style.left = 332;
     return false;
     }

    menu.style.left = tempposition + 10;
    tempposition += 10;
    window.setTimeout("move_menu()",30);
    }


function close_menu(menu_ID)
{
    if (akt_menu == 0) return false;
    menu = document.getElementById("menu_" + menu_ID);

    menu.style.display = "none";
    akt_menu = 0;
}