function highlight_menu_on(id)
{

    document.getElementById("menu"+id).style.backgroundImage = "url('/images/menu_bg1.png')";
}
function highlight_menu_off(id)
{
    document.getElementById("menu"+id).style.backgroundImage = "url('/images/menu_bg0.png')";
}


function submit_over()
{
    document.getElementById("submit_button").style.backgroundColor  = "#242424";
}
function submit_out()
{
    document.getElementById("submit_button").style.backgroundColor  = "#78797a";
}

function subscribe_ok(msg) {
    document.getElementById('subscribe_form').innerHTML = msg;
    document.getElementById('subscribe_message').innerHTML = "";
    
}
function subscribe_error(msg) {
    
    document.getElementById('subscribe_message').innerHTML = msg; //'<SPAN STYLE="color: red;">'+msg+'</SPAN>';
    document.getElementById('subscribe_message').style.color = "red";
//    alert(msg);
}