var _AllowFormSubmission = true;
    function allowFormSubmission(reset) {
        var afs = _AllowFormSubmission;
        if (reset) _AllowFormSubmission = true;
        return afs;
    }
    
    function popup(mylink, windowname)
    {
        if (!window.focus) return true;
        var href;
        if (typeof(mylink) == 'string')
            href = mylink;
        else
            href = mylink.href + window.location.search;
            
        window.open(href, windowname);
        return false;
    }
    
    function safePopup(mylink, windowname)
    {
        if (popup(mylink, windowname)) location.href = mylink;
    }