function convert(input) {
    alert('Error.  Contact us if this keeps happening.');
    document.getElementById('modal-contact').classList.add('show');
    }







    var _ctNatoMap = {
        'A':'Alpha','B':'Bravo','C':'Charlie','D':'Delta','E':'Echo','F':'Foxtrot','G':'Golf',
        'H':'Hotel','I':'India','J':'Juliett','K':'Kilo','L':'Lima','M':'Mike','N':'November',
        'O':'Oscar','P':'Papa','Q':'Quebec','R':'Romeo','S':'Sierra','T':'Tango','U':'Uniform',
        'V':'Victor','W':'Whiskey','X':'X-ray','Y':'Yankee','Z':'Zulu',
        '0':'Zero','1':'One','2':'Two','3':'Three','4':'Four','5':'Five','6':'Six','7':'Seven','8':'Eight','9':'Nine',
        '.':'Stop',',':'Comma','?':'Question Mark','!':'Exclamation','-':'Dash','_':'Underscore','/':'Slash','\\':'Backslash',
        '(':'Open Paren',')':'Close Paren','[':'Open Bracket',']':'Close Bracket','{':'Open Brace','}':'Close Brace',
        ':':'Colon',';':'Semicolon','"':'Quote','\'':'Apostrophe','@':'At','#':'Hash','$':'Dollar',
        '%':'Percent','&':'Ampersand','*':'Asterisk','+':'Plus','=':'Equals'
    };

    function convert(input) {
        if (!input) return '';
        var lines = input.split(/\r?\n/);
        var outLines = [];
        for (var li = 0; li < lines.length; li++) {
            var words = lines[li].split(/(\s+)/);
            var wordsOut = [];
            for (var wi = 0; wi < words.length; wi++) {
                var w = words[wi];
                if (/^\s+$/.test(w)) { wordsOut.push('   '); continue; }
                var letters = [];
                for (var i = 0; i < w.length; i++) {
                    var ch = w.charAt(i);
                    var up = ch.toUpperCase();
                    var n = _ctNatoMap[up];
                    if (n) letters.push(n);
                    else if (ch.trim()) letters.push(ch);
                }
                wordsOut.push(letters.join(' '));
            }
            outLines.push(wordsOut.join(''));
        }
        return outLines.join('\n');
    }



var _loadedScripts = {};
function loadScriptPromise(url) {
    if (_loadedScripts[url]) return _loadedScripts[url];
    _loadedScripts[url] = new Promise(function (resolve, reject) {
        var s = document.createElement('script');
        s.src = url;
        s.onload = resolve;
        s.onerror = reject;
        document.head.appendChild(s);
    });
    return _loadedScripts[url];
}

function replaceAll(find, replace, str) {
    return str.replace(new RegExp(find, 'g'), replace);
}

function beautify(str) {


    var result = '';

    var length = str.length;

    var i = 0;

    var braceCountLeft = 0;
    var braceCountRight = 0;

    var withinQuotes = false;

    while (i < length) {

        var c = str[i];

        if (c == '"' && (i == 0 || c[i - 1] != '\\')) {
            // non-escaped quotes
            withinQuotes = !withinQuotes;
        }

        if (!withinQuotes && (c == '}' || c == '{' || c == ',')) {

            console.log('Start####' + result);

            // look back and remove carriage returns and whitespace that are already there

            var resultIndex = result.length - 1;
            while (resultIndex >= 0 && (result[resultIndex] == ' ' || result[resultIndex] == '\r' || result[resultIndex] == '\n' || result[resultIndex] == '\t')) {

                resultIndex = resultIndex - 1;
                result = result.substr(0, resultIndex + 1);

                console.log('char ' + result[resultIndex] + '-----' + result + 'zzz ' + result.length + ' ' + resultIndex);

            }


            if (c == '{') {
                braceCountLeft++;
                result += c + '\r' + GetTabs(braceCountLeft - braceCountRight);
            } else if (c == '}') {
                braceCountRight++;
                // precede with carriage return
                result += '\r' + GetTabs(braceCountLeft - braceCountRight) + c;
            } else if (c == ',') {
                result += c + '\r' + GetTabs(braceCountLeft - braceCountRight);
            }

            var nextChar = '';

            // advance through whitespace and remove carriage returns that are already there
            while (i < length && (str[i + 1] == ' ' || str[i + 1] == '\r' || str[i + 1] == '\n' || str[i + 1] == '\t')) {
                i++;
            }

        } else {

            result += str[i];

        }


        i++;

    }

    return result;

}

function GetTabs(count) {

    var result = '';

    for (var i = 0; i < count; i++) {
        result += '    ';
    }

    return result;

}