// XMLHttp Request
var ajaxRequest = function(argumenteArray) {
    var ajaxBasisObjekt = argumenteArray;

    ajaxBasisObjekt.request = function() {
        try {
            this.xHttpRequest = window.XMLHttpRequest ? new XMLHttpRequest() : new ActiveXObject("Microsoft.XMLHTTP");
            this.methode = (typeof this.methode == 'undefined') ? 'GET' : this.methode;
            this.urlOrPostDaten = (this.urlOrPostDaten || '');
            this.zusendendeDaten = (this.methode == 'GET') ? null : this.urlOrPostDaten;
            this.relativeURL = (this.methode == 'POST' || this.urlOrPostDaten == '') ? this.relativeURL : ( (this.relativeURL.indexOf('?') == -1) ? this.relativeURL + '?' + this.urlOrPostDaten : this.relativeURL + '&' + this.urlOrPostDaten );

            this.xHttpRequest.open(this.methode, this.relativeURL, true);
            if(this.methode == 'POST') {
                this.xHttpRequest.setRequestHeader("Content-type", "application/x-www-form-urlencoded");
                this.xHttpRequest.setRequestHeader("Content-length", this.zusendendeDaten.length);
                this.xHttpRequest.setRequestHeader("Connection", "close");
            }

            if(!typeof this.noCache || this.noCache) {
                this.xHttpRequest.setRequestHeader("If-Modified-Since", "Thu, 01 Jan 1970 00:00:00 GMT");
            }

            if(typeof this.onCompleteFunktion == 'function') {
                this.xHttpRequest.onreadystatechange = function() {
                    if( (ajaxBasisObjekt.xHttpRequest.readyState == 4) && (ajaxBasisObjekt.xHttpRequest.status == 200) ) {
                        ajaxBasisObjekt.onCompleteFunktion(ajaxBasisObjekt);
                    }
                }
            }

            this.xHttpRequest.send(this.zusendendeDaten);
        }

        catch(e) {
            try {
                console.log('Fehler in Funktion: ajaxRequest()');
            }
            catch(e){}
        }
    }

    return ajaxBasisObjekt;
}

// Status div ein-/ausblenden
function WaitingDiv(action) {
    if (action == 1) {
        document.getElementById('waitingdiv').style.display = 'block';
    } else {
        document.getElementById('waitingdiv').style.display = 'none';
    }
}

// Serverliste laden
function loadServerListe(serverLang, server) {
    ajaxRequest({'methode':'POST','urlOrPostDaten':'serverLang=' + serverLang + '&serverID=' + server,'relativeURL':'loadServerListe.php','noCache':true,'onCompleteFunktion':xHttpRequestServerListe}).request();
}
var xHttpRequestServerListe = function() {
    document.getElementById('server').innerHTML = arguments[0].xHttpRequest.responseText;
}

// Cookie setzen oder loeschen
function setOrChangeCookie(setOrDel) {
    var serverLang; var serverID; var maxMPistBHP; var emptyTextarea;
    if (setOrDel == 'set') {
        serverLang = document.getElementById('serverLang').value;
        serverID = document.getElementById('serverID').value;
        maxMPistBHP = document.getElementById('maxMPistBHP').checked;
        emptyTextarea = document.getElementById('emptyTextarea').checked;
    } else {
        serverLang = serverID = maxMPistBHP = emptyTextarea = '';
    }
    ajaxRequest({'methode':'POST','urlOrPostDaten':'serverLang=' + serverLang + '&serverID=' + serverID + '&maxMPistBHP=' + maxMPistBHP + '&emptyTextarea=' + emptyTextarea + '&setOrDel=' + setOrDel ,'relativeURL':'cookieSet.php','noCache':true,'onCompleteFunktion':xHttpRequestCookieSet}).request();
}
var xHttpRequestCookieSet = function() {
    document.getElementById('cookieSetResult').innerHTML = arguments[0].xHttpRequest.responseText;
}

// daten für statistik speichern
function saveAccess() {
    var saveThisAccess = 1; // Daten speichern (1) oder nicht (0)
    ajaxRequest({'methode':'POST','urlOrPostDaten':'saveAccess=' + saveThisAccess,'relativeURL':'statistic.saveaccess.php','noCache':true,'onCompleteFunktion':xHttpRequestSaveAccess}).request();
}
var xHttpRequestSaveAccess = function() {
    ; // wird (noch) nicht gebraucht
}

// Statistik laden
function getStatistic() {
    var viewStatistics = 1; // Statistik anzeigen (1) oder halt nicht (0)
	var today = 1; var thisMonth = 1; var lastMonth = 1; var countryFlagsThisMonth = 1; // Anzeigesteuerung der jeweiligen Statistik (0=nicht laden; 1=laden)
    ajaxRequest({'methode':'POST','urlOrPostDaten':'viewStatistics=' + viewStatistics + '&today=' + today + '&thisMonth=' + thisMonth + '&lastMonth=' + lastMonth + '&countryFlagsThisMonth=' + countryFlagsThisMonth,'relativeURL':'statistic.load.php','noCache':true,'onCompleteFunktion':xHttpRequestStatistic}).request();
}
var xHttpRequestStatistic = function() {
    document.getElementById('statistics').innerHTML = arguments[0].xHttpRequest.responseText;
}