var request = null;
                var url ="";
                var ergebnis = false;
                var sel = new Array();
                var zust=false;

                //window.onload = function() {
                function onPageLoad(){
                /*
                        if(zustandLesen("ajaxzustand")!=null && zustandLesen("ajaxzustand")!=''){
                                sel = zustandLesen("ajaxzustand");
                                zustandLoeschen("ajaxzustand");
                                //alert("Keks sel"+sel);
                                zust=true;
                                generateRequest();
                        }
                  */
                        /*
                        document.getElementById("reisezeitbest").onclick = function() {

                                if (sel[0]==null) {
                                        sel[0] = "ajax_result.asp?land=" + this.form.land.value;
                                }

                                sel[1] = "&from=" + this.form.from.value;
                                sel[2] = "&to=" + this.form.to.value;
                                if(sel[3]==null)
                                        sel[3] = "&selWochen=1";
                                url = createSelString();
                                //alert("URL: " + url);
                                request = createRequest();
                                request.onreadystatechange = complete;
                                request.open("GET", url, true);
                                request.send(null);

                        }
                        */

                        document.forms[2].elements["selWochen"].onchange = function() {

                                if (sel[0]==null) {
                                        sel[0] = "ajax_result.asp?land=" + this.form.land.value;
                                }
                                sel[1] = "&from=" + this.form.from.value;
                                sel[2] = "&to=" + this.form.to.value;
                                sel[3] = "&selWochen=" + this.form.selWochen.options[this.form.selWochen.selectedIndex].value;
                                if(sel[3]==null)
                                        sel[3] = "&selWochen=1";
                                url = createSelString();
                                //alert("URL: " + url);
                                request = createRequest();
                                request.onreadystatechange = complete;
                                request.open("GET", url, true);
                                request.send(null);
                        }

                        document.forms[2].elements["SelRegion"].onchange = function() {

                                if (sel[0]==null) {
                                        sel[0] = "ajax_result.asp?land=" + this.form.land.value;
                                }

                                sel[4] = "&SelRegion=" + this.form.SelRegion.options[this.form.SelRegion.selectedIndex].value;
                                url = createSelString();
                                //alert("URL: " + url);
                                request = createRequest();
                                request.onreadystatechange = complete;
                                request.open("GET", url, true);
                                request.send(null);
                        }

                        document.forms[2].elements["HausArt"].onchange = function() {
                                if (sel[0]==null) {
                                        sel[0] = "ajax_result.asp?land=" + this.form.land.value;
                                }

                                sel[5] = "&HausArt=" + this.form.HausArt.options[this.form.HausArt.selectedIndex].value;
                                url = createSelString();
                                //alert("URL: " + url);
                                request = createRequest();
                                request.onreadystatechange = complete;
                                request.open("GET", url, true);
                                request.send(null);
                        }


                        document.forms[2].elements["AnzPersSel"].onchange = function() {
                                if (sel[0]==null) {
                                        sel[0] = "ajax_result.asp?land=" + this.form.land.value;
                                }

                                sel[6] = "&AnzPersSel=" + this.form.AnzPersSel.options[this.form.AnzPersSel.selectedIndex].value;
                                url = createSelString();
                                //alert("URL: " + url);
                                request = createRequest();
                                request.onreadystatechange = complete;
                                request.open("GET", url, true);
                                request.send(null);
                        }

                        document.forms[2].elements["AnzZimmerSel"].onchange = function() {
                                if (sel[0]==null) {
                                        sel[0] = "ajax_result.asp?land=" + this.form.land.value;
                                }

                                sel[7] = "&AnzZimmerSel=" + this.form.AnzZimmerSel.options[this.form.AnzZimmerSel.selectedIndex].value;
                                url = createSelString();
                                //alert("URL: " + url);
                                request = createRequest();
                                request.onreadystatechange = complete;
                                request.open("GET", url, true);
                                request.send(null);
                        }


                        document.forms[2].elements["AnzBadezimSel"].onchange = function() {
                                if (sel[0]==null) {
                                        sel[0] = "ajax_result.asp?land=" + this.form.land.value;
                                }

                                sel[8] = "&AnzBadezimSel=" + this.form.AnzBadezimSel.options[this.form.AnzBadezimSel.selectedIndex].value;
                                url = createSelString();
                                //alert("URL: " + url);
                                request = createRequest();
                                request.onreadystatechange = complete;
                                request.open("GET", url, true);
                                request.send(null);
                        }

                        document.getElementById("pool").onclick = function() {
                                if (sel[0]==null) {
                                        sel[0] = "ajax_result.asp?land=" + this.form.land.value;
                                }
                                if(this.form.pool.checked == true)
                                        sel[9] = "&Pool=1";
                                else
                                        sel[9] = "&Pool=undefined";

                                url = createSelString();
                                request = createRequest();
                                request.onreadystatechange = complete;
                                request.open("GET", url, true);
                                //alert("URL: " + url);
                                request.send(null);
                        }

                        document.getElementById("haustiere").onclick = function() {
                                if (sel[0]==null) {
                                        sel[0] = "ajax_result.asp?land=" + this.form.land.value;
                                }
                                if(this.form.haustiere.checked == true)
                                        sel[10] = "&haustiere=1";
                                else
                                        sel[10] = "&haustiere=undefined";

                                url = createSelString();
                                request = createRequest();
                                request.onreadystatechange = complete;
                                request.open("GET", url, true);
                                //alert("URL: " + url);
                                request.send(null);
                        }

                        document.getElementById("fernseher").onclick = function() {
                                if (sel[0]==null) {
                                        sel[0] = "ajax_result.asp?land=" + this.form.land.value;
                                }
                                if(this.form.fernseher.checked == true)
                                        sel[11] = "&fernseher=1";
                                else
                                        sel[11] = "&fernseher=undefined";

                                url = createSelString();
                                request = createRequest();
                                request.onreadystatechange = complete;
                                request.open("GET", url, true);
                                //alert("URL: " + url);
                                request.send(null);
                        }

                        document.getElementById("spuelm").onclick = function() {
                                if (sel[0]==null) {
                                        sel[0] = "ajax_result.asp?land=" + this.form.land.value;
                                }
                                if(this.form.spuelm.checked == true)
                                        sel[12] = "&spuelm=1";
                                else
                                        sel[12] = "&spuelm=undefined";

                                url = createSelString();
                                request = createRequest();
                                request.onreadystatechange = complete;
                                request.open("GET", url, true);
                                //alert("URL: " + url);
                                request.send(null);
                        }

                        document.getElementById("waschm2").onclick = function() {
                                if (sel[0]==null) {
                                        sel[0] = "ajax_result.asp?land=" + this.form.land.value;
                                }
                                if(this.form.waschm2.checked == true)
                                        sel[13] = "&waschm2=1";
                                else
                                        sel[13] = "&waschm2=undefined";

                                url = createSelString();
                                request = createRequest();
                                request.onreadystatechange = complete;
                                request.open("GET", url, true);
                                //alert("URL: " + url);
                                request.send(null);
                        }

                        document.getElementById("golfpl").onclick = function() {
                                if (sel[0]==null) {
                                        sel[0] = "ajax_result.asp?land=" + this.form.land.value;
                                }
                                if(this.form.Golfpl.checked == true)
                                        sel[14] = "&golfpl=1";
                                else
                                        sel[14] = "&golfpl=undefined";

                                url = createSelString();
                                request = createRequest();
                                request.onreadystatechange = complete;
                                request.open("GET", url, true);
                                //alert("URL: " + url);
                                request.send(null);
                        }

                        document.getElementById("entfmeer").onkeyup = function() {

                                if (isNaN(this.form.EntfMeer.value)) {
                                        alert("Bitte geben Sie ein Zahl ein");
                                        return false;

                                }

                                if (sel[0]==null) {
                                        sel[0] = "ajax_result.asp?land=" + this.form.land.value;
                                }
                                sel[15] = "&EntfMeer=" + this.form.EntfMeer.value;
                                url = createSelString();
                                request = createRequest();
                                request.onreadystatechange = complete;
                                request.open("GET", url, true);
                                //alert("URL: " + url);
                                request.send(null);
                        }

                                document.getElementById("aufanfrage").onclick = function() {
                                if (sel[0]==null) {
                                        sel[0] = "ajax_result.asp?land=" + this.form.land.value;
                                }
                                if(this.form.aufanfrage.checked == true)
                                        sel[16] = "&aufanfrage=1";
                                else
                                        sel[16] = "&aufanfrage=undefined";

                                url = createSelString();
                                request = createRequest();
                                request.onreadystatechange = complete;
                                request.open("GET", url, true);
                                //alert("URL: " + url);
                                request.send(null);
                        }

                        document.getElementById("internet").onclick = function() {
                                if (sel[0]==null) {
                                        sel[0] = "ajax_result.asp?land=" + this.form.land.value;
                                }
                                if(this.form.internet.checked == true)
                                        sel[17] = "&internet=1";
                                else
                                        sel[17] = "&internet=undefined";

                                url = createSelString();
                                request = createRequest();
                                request.onreadystatechange = complete;
                                request.open("GET", url, true);
                                //alert("URL: " + url);
                                request.send(null);
                        }
                        document.getElementById("sonder").onclick = function() {
                                if (sel[0]==null) {
                                        sel[0] = "ajax_result.asp?land=" + this.form.land.value;
                                }
                                if(this.form.sonder.checked == true)
                                        sel[18] = "&text=R";
                                else
                                        sel[18] = "&text=";

                                url = createSelString();
                                request = createRequest();
                                request.onreadystatechange = complete;
                                request.open("GET", url, true);
                                //alert("URL: " + url);
                                request.send(null);
                        }

                }