/* Rewrite IATA (International Air Transport Association) Search,
 * 26.11.2008, Patrick Kirsch <pkirsch@bookandsmile.de>
 */
function BASWL_IATA_Exception_For_IE () {

    var _self = this;
    var _what;
    var _iFr;

    _self.init_IE   = function(what,iFr) {
        _what   = what;
        _iFr    = iFr;
    };
    _self.ExForIE_get_self = function () {
        return _self;
    };

    _self.aus = function (dummy) {
        var DivRef              = document.getElementById(_what);
        var IfrRef              = document.getElementById(_iFr);
	DivRef.style.display	= "none";
	if( IfrRef ) {
		IfrRef.style.display	= "none";
		IfrRef.style.width      = DivRef.offsetWidth;
		IfrRef.style.height     = DivRef.offsetHeight;
		IfrRef.style.top        = DivRef.style.top;
		IfrRef.style.left       = DivRef.style.left;
		IfrRef.style.zIndex     = DivRef.style.zIndex - 1;
		IfrRef.style.display    = DivRef.style.display;
	}
    };
    _self.an = function (dummy) {
        document.getElementById(_what).style.display = "";
        var DivRef              = document.getElementById(_what);
        var IfrRef              = document.getElementById(_iFr);
	if( IfrRef ) {
		IfrRef.style.height     = DivRef.offsetHeight - 3;
		IfrRef.style.top        = DivRef.style.top;
		IfrRef.style.left       = DivRef.style.left;
		IfrRef.style.zIndex     = DivRef.style.zIndex - 1;
		IfrRef.style.display    = "block";
	}
    };
    _self.div_display = function (select) {
        document.getElementById(_what).innerHTML = select;
        var DivRef              = document.getElementById(_what);
        var IfrRef              = document.getElementById(_iFr);
        DivRef.style.display    = "block";
		if( IfrRef ) {
			IfrRef.style.width      = DivRef.offsetWidth;
			IfrRef.style.height     = DivRef.offsetHeight - 3;
			IfrRef.style.top        = DivRef.style.top;
			IfrRef.style.left       = DivRef.style.left;
			IfrRef.style.zIndex     = DivRef.style.zIndex - 1;
		}
    };
    _self.stopPropagation_preventDefault = function (event) {
        if (!event) event           = window.event;
            event.cancelBubble      = true;
            event.preventDefault    = false;
    };
    _self._loadXMLDoc_prep_IE = function() {
        var ajax = new ActiveXObject("Microsoft.XMLHTTP");
        return ajax;
    };
};

/* Browser Objects, with corresponding quirks*/

function BASWL_IATA_Browser() {
    var _element;

    this.init_browser = function(element) {
        _element    = element;
    };

    var _nav_safari_dummy = function (event) {
       if (event.keyCode == 13) {
            if (event.stopPropagation) event.stopPropagation();
            if (event.preventDefault)  event.preventDefault();
            return false;
        }
        return true;
    };

    this.install_browser = function () {
        var item = document.getElementById(_element);
        if ((navigator.userAgent.indexOf("Safari") > 0) || (navigator.product == "Gecko") || (navigator.product == "Konqueror/khtml")) {
            item.addEventListener       ("keydown",_nav_safari_dummy,false);
            item.addEventListener       ("keypress",_nav_safari_dummy,false);
            item.addEventListener       ("keyup",this.nav,false);
        }
        else {
            item.attachEvent('onkeyup',this.nav);
            item.attachEvent('onkeydown',_nav_safari_dummy);
            item.attachEvent('onkeypress',_nav_safari_dummy);
        }
    };
};

function BASWL_IATA_Maske () {

    var _self = this;
    _self.what;
    _self.TempDiv;
    _self._ajax_request;
    _self._xmlSource = "../../inc/3lc.php?";
    var TempMultiairport;
    _self.input_hidden;
    _self.input_hidden_2;    // TODO: Sorry; no idea why this field isn't obsolete

    _self.initVar;   // TODO: initializes the 3lc searches (if the use has typed 3 letters)
                    // nonetheless, the autor is not sure, if that is needed !

    _self.indexArray = new Array();    // TODO: This is only for Hotel interesting!
    _self.oldAP      = -1;
    _self.maxAP      = 0;
    _self.startAP    = 0;
    _self.APs        = new Array();
    _self.Namespace  = "";

    _self.Maske_get_self = function () {
        return _self;
    };

    _self.init_formular = function (what_, TempDiv_, TMPmultiairport_, input_hidden_, input_hidden_2_, changeFieldHandler) {
        _self.what             = what_;
        _self.TempDiv          = TempDiv_;
		_self.ChgFieldHandler  = changeFieldHandler;
        TempMultiairport       = TMPmultiairport_;
        _self.input_hidden     = input_hidden_;
        _self.input_hidden_2   = input_hidden_2_;
        var elem = document.getElementById(what_);
        elem.onfocus = "";
        elem.onclick = function () {
            _self.initVAR = false;
            _self.aus(TempDiv_);
            document.getElementById(what_).value = '';
            document.getElementById(input_hidden_).value = '';
        };
		_self.input_text = elem;
    };

	/* Workaround for blur event is first event which is executed. */
    var old_click = document.body.onclick;
    document.body.onclick = function (event) {
        if (document.getElementById(_self.TempDiv).style.display != "none")
			_self.ChgFieldHandler(0);
        if (old_click)
            old_click(event);
    };

    _self.aus = function (div_element) {
                document.getElementById(div_element).style.display = "none";
    };

    _self.an = function (div_element) {
                document.getElementById(div_element).style.display = "";
    };

    _self.div_display = function (content) {
                document.getElementById(_self.TempDiv).innerHTML = content;
    };

    _self.init_Maske = function (Namespace_, xmlSource_, startDiv) {
        _self.Namespace     = Namespace_;
        _self._xmlSource    = xmlSource_;
        _self.aus(startDiv);
        document.getElementById(startDiv).setAttribute("autocomplete","off");
    };

    _self.stopPropagation_preventDefault = function (event_) {
            if (event_.stopPropagation) event_.stopPropagation();
            if (event_.preventDefault) event_.preventDefault();
    };

    var _changeForm_for_starts = function (airport, code) {
        document.getElementById(_self.what).value            = airport;
        document.getElementById(_self.input_hidden).value    = code;
    };

    _self.onBlur_aus    = function () {
        _self.aus(_self.TempDiv);
    };

    _self.changeField = function (index) {
        _self.aus(_self.TempDiv);
        _self.oldAP = -1;
        var items       = _self._ajax_request.responseXML.getElementsByTagName("item");
        var port3lc     = _getElementTextNS("", "portname", items[index], 0);

        if(port3lc == "N/A") {
            port3lc = "";
        }
        else {
            port3lc = " - " + port3lc;
        }
        var airport     = _getElementTextNS("", "airport", items[index], 0) + port3lc;
        var code        = _getElementTextNS("", "code", items[index], 0);
       _changeForm_for_starts(airport,code);
    };

    _self.do_with_field = function () {
        // to be overwritten by child
    };

    _self.buildAirports = function (_letter) {
        // to be overwritten by child
    };

    _self.action_for_key_escape = function () {
        // to be overwritten by child
    };

    _self._HilightAirport = function (newAP) {
        var el;
        var value="";

        el=document.getElementById(_self.Namespace+"_"+_self.oldAP);
        if (el)  el.className = 'lc3';
        el=document.getElementById(_self.Namespace+"_"+newAP);
        if (el)  el.className = 'lc3_Hover';

        _self.oldAP=newAP;
    };

    var _getElementTextNS = function (bad_code_only_for_compability, LC_type, XML_structure, index) {
        var result = "";
        try {
            result = XML_structure.getElementsByTagName(LC_type)[index];
        }
        catch(e) {
            return " ";
        }
        if (result) {
            if (result.childNodes.length > 1) {
                return result.childNodes[1].nodeValue;
            }
            else {
                return result.firstChild.nodeValue;
            }
        }
        else {
            return "N/A";
        }
    };

    _self.nav        = function (event) {
        if (event.keyCode == 38) {          // up arrow
            if(_self.oldAP > _self.startAP) {
                _self._HilightAirport(_self.oldAP-1);
            }
        } else if (event.keyCode == 40) { // down arrow
            if(_self.oldAP < _self.maxAP) {
                _self._HilightAirport(_self.oldAP+1);
            }
        } else if (event.keyCode == 27) { // esc
            _self.action_for_key_escape();
        } else if (event.keyCode == 9) {   // tab
        } else if (event.keyCode == 13) {   // return
            _self.do_with_field();
            /* Stop progation, depending from which browser */
            _self.stopPropagation_preventDefault(event);
        } else if (event.keyCode == 8) {   // backspace
            if ((document.getElementById(_self.what).value).length < 3){
                _self.action_for_key_escape();
                return;
            }
            _self.buildAirports(document.getElementById(_self.what).value, false, true);
        }
        else {
            if ((48 <= event.keyCode && event.keyCode <= 90) || event.keyCode == 0) { /* Only alphanumeric*/
                _airline_code();
           }
        }
        return false;
    };

    var _airline_code = function () {

        var letter      = document.getElementById(_self.what).value;
        var letter_esc  = escape(letter);

        if(letter.length < 3) {
            _self.aus(_self.TempDiv);
            _self.initVar = false;
            _self.indexArray = new Array();

			if( _self._Maske_self )
				_self._Maske_self.indexArray = new Array();
        }
        else if(letter.length == 3) {
            _self.aus(_self.TempDiv);
            _self.initVar = true;
			_self.search_letters = letter.toLowerCase();
            _load3lc(_self._xmlSource + 'param=' + letter_esc + '&multi=' + TempMultiairport);
        } else if(letter.length > 3) {
            if(_self.initVar == false) {
                _self.initVar = true;
                _load3lc(_self._xmlSource + 'param=' + letter_esc + '&multi=' + TempMultiairport);
            }
            var letter_comp = letter.toLowerCase();
            _self.aus(_self.TempDiv);
            if (_self._ajax_request.readyState == 4) {
                if (_self._ajax_request.status == 200) {
                      _self.buildAirports(letter_comp, false, true);
                }
            }
        }
     };

    var _load3lc = function (_url) {
        var e;
        try {
            _self._loadXMLDoc(_url);
        }
        catch(e) {
            var msg = (typeof e == "string") ? e : ((e.message) ? e.message : "Unknown Error");
            alert("Unable to get XML data:\n" + msg);
            return;
        }
    };

    _self._loadXMLDoc_prep = function () {
        var ajax =  new XMLHttpRequest();
        return ajax;
    };

    _self._loadXMLDoc = function (_url) {
        _self._ajax_request =  _self._loadXMLDoc_prep();
        if (_self._ajax_request) {
			if(_self.input_text)
				_self.input_text.style.cursor = 'wait';
			document.body.style.cursor = 'wait';
			_self._ajax_request.onreadystatechange = _self._processReqChange;
			_self._ajax_request.open("GET", _url, true);
			_self._ajax_request.send(null); //null
        }
        else {
			alert("You have no XMLHTTP, Bookansmile does not work with XMLHTTP disabled!");
       }
    };

    _self._processReqChange = function () {
        if (_self._ajax_request.readyState == 4) {
			if (_self._ajax_request.status == 200)
			{
				var letters = "";

				if( _self.search_letters )
				{
					letters = _self.search_letters;
					_self.search_letters = null;
				}

				_self.buildAirports(letters, false, true);
            }
            else {
                alert("There was a problem retrieving the XML data:\n" + _self._ajax_request.statusText);
            }

			if(_self.input_text)
				_self.input_text.style.cursor = null;
			document.body.style.cursor = null;
        }
    };

    _self._buildAirports = function(letter) {

        var divid       = 0 ;
        var full        = false;
        var tmp_land    = "";
        var select      = "";
        var items       = _self._ajax_request.responseXML.getElementsByTagName("item");
        divid = _self.startAP = 0;

        if(letter == "") {
            for (var i = 0; i < items.length; i++) {

                var LC_city         = _getElementTextNS("", "airport", items[i], 0);
                var LC_airportname  = _getElementTextNS("", "portname", items[i], 0);
                var LC_id           = _getElementTextNS("", "id", items[i], 0);
                var LC_land         = _getElementTextNS("", "land", items[i], 0);
                var LC_code         = _getElementTextNS("", "code", items[i], 0);
                var LC_airportname_3lc;

                if(LC_airportname != "N/A") {
                    LC_airportname_3lc  = " - " + LC_airportname;
                    LC_airportname      = " - " + LC_airportname + " (" + LC_code + ")";
                }
                else {
                    LC_airportname      = " (" + LC_code + ")";
                    LC_airportname_3lc  = "";
                }
               if(LC_id != "DOUBLE") {
                    if(LC_id != "SHORT") {
                        if(LC_land != tmp_land) {
                            select      = select + "<div class=\"item_land\">" + LC_land + "</div>";
                            tmp_land    = LC_land;
                        }
                        full        = true;
                        _self.APs[divid]  = i;
                        select      = select + "<div id=\""+_self.Namespace+"_" + divid + "\" onclick=\"document.getElementById('"+_self.TempDiv+"').BASWL_IATA_Fluege.changeField("+i+");\" class=\"lc3\" onMouseOver=\"this.className = 'lc3_Hover';\" onMouseOut=\"this.className = 'lc3';\" >" + LC_city + LC_airportname + "</div>";
                        divid++;
                    }
                }
                if( LC_id == "SHORT") {
                    full        = true;
                    _self.APs[divid]  = i;
                    select      = select + "<div id=\""+_self.Namespace+"_"+ divid + "\" onclick=\"document.getElementById('"+_self.TempDiv+"').BASWL_IATA_Fluege.changeField("+i+");\" class=\"lc3\" onMouseOver=\"this.className = 'lc3_Hover';\" onMouseOut=\"this.className = 'lc3';\" ><b>" + LC_code + "</b> - " + LC_city + LC_airportname_3lc + "</div>";
                    divid++;
                    if(items.length > 1) {
                        select = select + "<hr size=\"1\" noshade>";
                    }
                }
            } // end for
        } // if letter == ""
        else {
            for (var i = 0; i < items.length; i++) {
                var LC_city             = _getElementTextNS("", "airport", items[i], 0);
                var LC_id               = _getElementTextNS("", "id", items[i], 0);
                var LC_land             = _getElementTextNS("", "land", items[i], 0);
                var LC_airportname      = _getElementTextNS("", "portname", items[i], 0);
                var LC_code             = _getElementTextNS("", "code", items[i], 0);

                if(LC_airportname != "N/A") {
                    LC_airportname      = " - " + LC_airportname + " (" + LC_code + ")";
                }
                else {
                    LC_airportname      = " (" + LC_code + ")";
                }
                var CompA               = LC_city + LC_airportname;
                CompA               = CompA.substring(0, letter.length);
                CompA               = CompA.toLowerCase();
                CompB               = letter;
				CompC				= LC_code ? LC_code.toLowerCase() : '';
                if(((CompA == CompB) && LC_id != "SHORT") || (CompB == CompC)) {
                   if(LC_land != tmp_land) {
                        select      = select + "<div class=\"item_land\">" + LC_land + "</div>";
                        tmp_land    = LC_land;
                   }
                   full        = true;
                   _self.APs[divid]  = i;
                   select      = select + "<div id=\""+_self.Namespace+"_"+ divid + "\" onclick=\"document.getElementById('"+_self.TempDiv+"').BASWL_IATA_Fluege.changeField("+i+");\" class=\"lc3\" onMouseOver=\"this.className = 'lc3_Hover';\" onMouseOut=\"this.className = 'lc3';\" >" + LC_city + " " + LC_airportname + "</div>";
                   divid++;
               }
            } // end for
        }
       if(full == true) {
                _self.div_display(select);
                _self.an(_self.TempDiv);
                _self._HilightAirport(_self.startAP);
            }
            else {
                _self.aus(_self.TempDiv);
            }

        _self.maxAP=divid-1;
   };

};

function BASWL_IATA_Fluege () {

    var _Maske; // Platzhalter für die Instanz
    var _self = this;
    var ExForIE_div;
    var ExForIE_IFr;

    this.Namespace ="";
    this.initVAR;

    this.action_for_key_escape = function () {
            _Maske.aus(_Maske.TempDiv);
            _Maske.initVar = false;
    };

     this.do_with_field = function () {
                if (_Maske.oldAP>-1) {
                    _Maske.changeField(_Maske.APs[_Maske.oldAP]);
                }
                else {
                    document.getElementById(_Maske.what).focus();    // is DVON
                    document.getElementById(_Maske.input_hidden_2).value   = '0'; // m_over_
                }
    };

    _self._init   = function (_Namespace,_startDiv,_startIfr, _url_3lc) {
        this.Namespace = _Namespace;
        var _Maske_self;
        var browser = navigator.appName;

        if (browser == "Microsoft Internet Explorer") {
             BASWL_IATA_Browser.prototype    = new BASWL_IATA_Maske();
             BASWL_IATA_Exception_For_IE.prototype  = new BASWL_IATA_Browser();
            _Maske = new BASWL_IATA_Exception_For_IE();

            var _ExForIE_self                       = _Maske.ExForIE_get_self();
            _Maske_self                             = _Maske.Maske_get_self();
            _Maske_self.aus                         = _ExForIE_self.aus;
            _Maske_self.an                          = _ExForIE_self.an;
            _Maske_self.div_display                 = _ExForIE_self.div_display;
            _Maske.stopPropagation_preventDefault   = _ExForIE_self.stopPropagation_preventDefault;
            _Maske.init_IE(_startDiv,_startIfr);
            _Maske_self._loadXMLDoc_prep            = _ExForIE_self._loadXMLDoc_prep_IE;
        } else {
            // load general browser
            BASWL_IATA_Browser.prototype   = new BASWL_IATA_Maske();      // create the instance
            _Maske              = new BASWL_IATA_Browser();
            _Maske_self         = _Maske.Maske_get_self();
        }
        _Maske.init_Maske(this.Namespace, _url_3lc, _startDiv);

        _Maske_self.buildAirports = _Maske_self._buildAirports; // Simple function override does not work, I have to explicit request the context

        _Maske_self.do_with_field = this.do_with_field;     // Sadly Javascript does not support real class management
        _Maske_self.action_for_key_escape = this.action_for_key_escape;

        this.changeField = _Maske.changeField;
        this.aus         = _Maske.aus;
        this.onBlur      = _Maske.onBlur_aus;
        _Maske_self.initVar = this.initVAR;
    };

    var _keylistener = function (what, TempDiv, TMPmultiairport, input_hidden, input_hidden_2) {
       _Maske.init_formular(what, TempDiv, TMPmultiairport, input_hidden, input_hidden_2, _Maske.changeField);
       _Maske.init_browser(what);
       _Maske.install_browser();
    };

    this.init = function (_Namespace,srv_param, _url_3lc, object_reference) {
        document.getElementById(_Namespace+'_res_div').BASWL_IATA_Fluege = object_reference;
        _self._init(_Namespace+'_namespace',_Namespace+'_res_div', _Namespace+'_res_ifr', _url_3lc);
        //     Namespace             resdiv<id>     resiframe<id>
        _keylistener(_Namespace+'_input',_Namespace+'_res_div', srv_param, _Namespace+'_von', _Namespace+'_over_von');
        //             input<id>          resdiv<id>           srv-param     input_hidden<id>     input_hidden<id>
   };
};

function BASWL_IATA_Hotels ()
{
    var _Maske;
    var _self = this;
    this.Namespace = "";
    this.initVAR;

    var lines       = new Array();
    var showmaxhits = 25;

    _self.buildAirports = function(_letter, redraw, init)
	{
		// Reset lines and index array when a new search is triggered (_letter == "")
		if( init )
		{
			lines = new Array();
			_Maske.itemArray = new Array();
		}

		// Build item array on initial request
		if( _Maske.itemArray.length < 1 )
		{
			var xmlItems = _Maske._ajax_request.responseXML
				? _Maske._ajax_request.responseXML.getElementsByTagName("i") : [];

			for( var i = 0; i < xmlItems.length; i++ )
			{
				var xmlItemData = xmlItems[i].firstChild.nodeValue.split("|");
				var xmlItemAltnames = xmlItemData[3].split(",");
					xmlItemAltnames.unshift(xmlItemData[1]);

				/* push item */
				_Maske.itemArray.push([
					xmlItemData[0],					// 0: locationid
					xmlItemAltnames,				// 1: [ name, altnames ]
					xmlItemData[2],					// 2: district
					xmlItemData[4],					// 3: country
					(parseInt(xmlItemData[5]) > 0)  // 4: is_subentry
				]);
			}

			_self._Maske_self.startAP = 2000;
			_self._Maske_self.maxAP = _self._Maske_self.startAP + xmlItems.length;
		}


		var div_id    = _self._Maske_self.startAP;
		var hitcount  = 0;
		var lastmatch = null;

		// reset AP -> index mapping
		_self._Maske_self.mapAP = new Array();


		// Find matches
		for( var i = 0; (i < _Maske.itemArray.length) && (hitcount < showmaxhits); i++ )
		{
			var item = _Maske.itemArray[i];

			// Check for match
			for( var j = 0; j < item[1].length; j++ )
			{
				// Found match
				if( item[1][j].toLowerCase().substring(0, _letter.length) == _letter)
				{
					// Store AP -> itemArray index mapping
					_self._Maske_self.mapAP[div_id] = i;

					// Country header
					if( !lastmatch || (lastmatch[3] != item[3]) )
						lines.push(String.format('<div class="item_land">%s</div>', item[3]));

					// Entry
					lines.push(String.format(
						'<div id="%s_%d" onclick="document.getElementById(\'%s\').BASWL_IATA_Hotels.changeFieldHotel(%d)" ' +
						  'class="lc3" onmouseover="this.className=\'lc3_Hover\'" onmouseout="this.className=\'lc3\'">' +
						  '%s%s%s%s' +
						'</div>',
							_self.Namespace, div_id++,						// namespace, div id
							_self._Maske_self.TempDiv, i,					// field id, item index

							// subentry indentation
							(item[4])
								? " &middot; " : "",

							// district for subentry or matched name (item[1][j])
							(item[4] && item[2] != 'N/A' && item[2] != '')
								? item[2] : item[1][j],

							// primary name if matched one differs and not subentry
							(!item[4] && j > 0)
								? String.format(" (%s)", item[1][0]) : "",

							// district name if defined and not subentry
							(!item[4] && item[2] != 'N/A' && item[2] != '')
								? String.format(", %s", item[2]) : ""							
					));

					lastmatch = item;
					hitcount++;

					break;
				}
			}
		}

		// Footer
        if( hitcount >= showmaxhits )
			lines.push(String.format(
				'<div class="lc3">...</div><div class="lc3">und %d weitere</div>',
					_Maske.itemArray.length - hitcount
			));

		// Render or hide result list
		if (lines.length > 0)
		{
			_Maske.div_display(lines.join("\n"));
			_Maske.an(_Maske.TempDiv);
			_Maske._HilightAirport(_Maske.startAP);
		}
		else
		{
			_Maske.aus(_Maske.TempDiv);
		}
    };

	_self.changeFieldHotel = function(what)
	{
		var item = _Maske.itemArray[what];

		if( item )
		{
			// location id
			document.getElementById(_Maske.input_hidden).value = item[0];

			// human readable label
			document.getElementById(_Maske.what).value = item[1][0] +
				((item[2] != 'N/A' && item[2] != '') ? ', ' + item[2] : '');
		}

		_Maske.aus(_Maske.TempDiv);
	};

	_self.do_with_field = function()
	{
		if( _Maske.oldAP > -1 )
		{
			_self.changeFieldHotel(_Maske.mapAP[_Maske.oldAP]);
		}
		else
		{
			document.getElementById(_Maske.input_hidden).focus();          // is DVON
			document.getElementById(_Maske.input_hidden_2).value = '0';    // m_over_
		}
	};

    _self.action_for_key_escape = function () {
        _Maske.aus(_Maske.TempDiv);
        _Maske.initVar = false;
    };

   _self._init   = function (_Namespace,_startDiv,_startIfr, _url_3lc) {
        this.Namespace = _Namespace;

        // Check if IE
        var browser = navigator.appName;
        if (browser == "Microsoft Internet Explorer") {
             BASWL_IATA_Browser.prototype    = new BASWL_IATA_Maske();
             BASWL_IATA_Exception_For_IE.prototype  = new BASWL_IATA_Browser();
            _Maske = new BASWL_IATA_Exception_For_IE();

            var _ExForIE_self               = _Maske.ExForIE_get_self();
            _self._Maske_self               = _Maske.Maske_get_self();
            _self._Maske_self.aus           = _ExForIE_self.aus;
            _self._Maske_self.an            = _ExForIE_self.an;
            _self._Maske_self.div_display   = _ExForIE_self.div_display;
            _self._Maske_self.stopPropagation_preventDefault = _ExForIE_self.stopPropagation_preventDefault;
            _Maske.init_IE(_startDiv,_startIfr);
            _self._Maske_self._loadXMLDoc_prep = _ExForIE_self._loadXMLDoc_prep_IE;

        } else {
            BASWL_IATA_Browser.prototype   = new BASWL_IATA_Maske();      // create the instance
            _Maske = new BASWL_IATA_Browser();
            _self._Maske_self     = _Maske.Maske_get_self();
        }

        // target: the super classe (Maske) asks for this.buildAirports and we have to override it with local oder with default implementation Maske._buildAirports
        _Maske.init_Maske(this.Namespace, _url_3lc,_startDiv);
        _self._Maske_self.do_with_field = _self.do_with_field;      // Sadly Javascript does not support real class management
        _self._Maske_self.buildAirports = _self.buildAirports;
        _self._Maske_self.action_for_key_escape = _self.action_for_key_escape;

        _self._startDiv         = _startDiv;
        this.changeFieldHotel   = _self.changeFieldHotel;
        this.aus                = _Maske.aus;
        this.onBlur             = _Maske.onBlur_aus;
        _self._Maske_self.initVar = this.initVAR;
    };

    var _keylistener = function (what, TempDiv, TMPmultiairport, input_hidden, input_hidden_2) {
       _Maske.init_formular(what, TempDiv, TMPmultiairport, input_hidden, input_hidden_2, _self.changeFieldHotel);
       _Maske.init_browser(what);
       _Maske.install_browser();
    };

    this.init   = function (_Namespace, srv_param, _url_3lc, object_reference) {
		document.getElementById(_Namespace+'_res_div').BASWL_IATA_Hotels = object_reference;
        _self._init(_Namespace+'_namespace',_Namespace+'_res_div', _Namespace+'_res_ifr', _url_3lc);
        //     Namespace             resdiv<id>     resiframe<id>
        _keylistener(_Namespace+'_input',_Namespace+'_res_div', srv_param, _Namespace+'_von', _Namespace+'_over_von');
        //             input<id>          resdiv<id>           srv-param     input_hidden<id>     input_hidden<id>
    };
};