function flyout_over(obj)
{
    if (obj.className != "") obj.className += ' sfhover';
    else obj.className += 'sfhover';
}

function flyout_out(obj)
{
    obj.className = obj.className.replace(new RegExp(/\bsfhover\b/), '');
}
function defineMenu(id,className)
{
    var o = MM_findObj(id);
    if (o)
        o.className = className;        
}