var _menuIndex = 0;

$(document).ready(function(){
    $(document).pngFix();
    
    $(".submenu").hover(
        function(){},
        function(){
            $(".sm"+_menuIndex).hide("fast");
            _menuIndex = 0;
        }
    );
    
    $("#left_menu").hover(
        function(){},
        function(){
            $(".sm"+_menuIndex).hide("fast");
            _menuIndex = 0;
        }
    );
    
    
});

function hideMenu() {
    $(".submenu").hide("fast");
    _menuIndex = 0;
}

function menuOn(menuIndex) {
    if (menuIndex && menuIndex > 0) {
        if (_menuIndex != menuIndex) {
            hideMenu()
            $(".sm"+menuIndex).show("fast");
        }
        _menuIndex = menuIndex;
    }
}
function presmeruj(a_href)
{
    window.location.href=a_href;
}