//<![CDATA[
var map;
var mapdiv;
var gcoder;
var mgr;
var config;
var data;
var initScript;
// Open the linktool dialog. Use this function to open the dialog from your own code.
function OpenLinkToolDialog(dialogURL, dialogArguments) {
    dialogURL += (dialogURL.indexOf('?') >= 0 ? '&' : '?') + 'caller=dhtmleditor';

    return OpenDialog(dialogURL, dialogArguments);
}

function OpenDialog(dialogURL, dialogArguments, width, height) {
    width = (!width) ? 560 : parseInt(width);
    height = (!height) ? 465 : parseInt(height);

    var dialogParameters = 'dialogWidth:' + width + 'px;dialogHeight:' + height + 'px;help=no;resizable:no;scroll:no;status:no;';

    return OpenDialogWithParameters(dialogURL, dialogArguments, dialogParameters);
}

function OpenDialogWithParameters(dialogURL, dialogArguments, dialogParameters) {
    var returnedObject;
    var ex;

    // The following flag is used by the editor to track if focus is lost because of a dialog is being opened.
    // When the flag is true, the caret position is not lost in the editor when the focusout event is triggered.
    window.OpeningDialog = true;

    try {
        returnedObject = window.showModalDialog(dialogURL, dialogArguments, dialogParameters);
    }
    catch (ex) {
        ShowMsg("Popups are blocked for this site, you need to enable popups to access this function.");
        returnedObject = "";
    }

    window.OpeningDialog = false;

    return returnedObject;
}

function loadSmallMap() {
    if (GBrowserIsCompatible()) {
        mapdiv = document.getElementById("map");

        if (mapdiv != null) {

            map = new GMap2(mapdiv);

            map.enableDoubleClickZoom();

            gcoder = new GClientGeocoder();

            GDownloadUrl(config, function (vdata, responseCode) {
                var fail = '';
                if (responseCode == 200) {
                    var xml = GXml.parse(vdata);
                    if (xml) {
                        //alert(vdata);     //uncomment line to debug xml created         
                        config = xml.documentElement.getElementsByTagName('config')[0];
                        data = xml.documentElement.getElementsByTagName('data')[0];
                        initScript = xml.documentElement.getElementsByTagName('initscript')[0];
                        fail = GmapInit();
                    } else {
                        fail = 'error on xml';
                    }
                } else {
                    fail = 'error on get configuration';
                }
                if ((fail) && (fail != ''))
                    alert(fail);
            }
                );
        }
    }
}
function Initialize() {
    if (initScript.firstChild) {
        if (initScript.firstChild.data) {
            eval(initScript.firstChild.data);
        }
    }
}


function GmapInit() {
    //size part
    var size = config.getElementsByTagName('size')[0];
    var width = size.getElementsByTagName('width')[0].firstChild.data;
    var height = size.getElementsByTagName('height')[0].firstChild.data;
    setMapSize(width, height);

    //map center
    var center = config.getElementsByTagName('center')[0];
    center = center.getElementsByTagName('poi')[0];

    //add zoom control
    map.addControl(new GSmallMapControl());

    var gcenter = new gAddress(center);
    var zoom = config.getElementsByTagName('zoom')[0].firstChild.data;
    zoom = parseInt(zoom);
    findCenter(gcenter, zoom);

    setTimeout(GmapPutData, 500);
    if (initScript)
        setTimeout(Initialize, 500);

}
function GmapPutData() {
    var pois = data.getElementsByTagName('poi');

    for (var i = 0; i < pois.length; i++) {
        var poi = new gAddress(pois[i]);
        updateMarker(poi, null);
    }
}

function centerIt(ll, zoom) {
    map.setCenter(ll, zoom);
}
function findCenter(address, zoom) {
    var ll = null;

    if ((address.lat) && (address.lng)) {
        ll = new GLatLng(address.lat, address.lng);
        centerIt(ll, zoom);

    } else {
        var where = address.city + ',' + address.country;
        gcoder.getLatLng(where, function (point) {
            if (point) {
                centerIt(point, zoom);
            } else {
                gcoder.getLatLng(address.country, function (point) {
                    if (point)
                        centerIt(point, zoom);
                });
            }
        }
       );

    }
}

//creates a custom icon with onclick text
function createMarker(point, html, icon) {
    var marker;
    if (icon)
        marker = new GMarker(point, icon);
    else
        marker = new GMarker(point);
    if (html) {
        GEvent.addListener(marker, "click",
                function () {
                    marker.openInfoWindowHtml(html);
                });
    }
    return marker;
}

function updateMarker(address, marker) {
    var ll = null;

    if ((address.lat) && (address.lng)) {
        ll = new GLatLng(address.lat, address.lng);
        var theIcon = null;

        if ((address.icon) && (address.icon.indexOf(".") > 0)) {
            var baseIcon = new GIcon();
            baseIcon.iconSize = new GSize(30, 30);
            baseIcon.shadowSize = new GSize(56, 32);
            baseIcon.iconAnchor = new GPoint(16, 32);
            baseIcon.infoWindowAnchor = new GPoint(16, 0);
            baseIcon.shadow = address.iconshadow;
            //creating custom icon
            theIcon = new GIcon(baseIcon, address.icon);
        }

        var marker = createMarker(11, address.info, theIcon)
        //add marker to map     
        marker.setPoint(ll);
        map.addOverlay(marker);

    } else {
        var where = address.city + ',' + address.country;
        gcoder.getLatLng(where, function (point) {
            if (point) {
                uMarker(point, marker, address.info);
            } else {
                gcoder.getLatLng(address.country, function (point) {
                    if (point)
                        uMarker(point, marker, address.info);
                });
            }
        }
       );

    }
}



function setMapSize(width, height) {
    mapdiv.style.width = width + 'px';
    mapdiv.style.height = height + 'px';
    map.checkResize();
}

//build data object based on config xml
function gAddress(xnode) {
    if (xnode.getElementsByTagName('city')[0].firstChild)
        this.city = xnode.getElementsByTagName('city')[0].firstChild.data;
    else
        this.city = '';

    this.info = '';
    if (xnode.getElementsByTagName('info')[0]) {
        if (xnode.getElementsByTagName('info')[0].firstChild)
            this.info = xnode.getElementsByTagName('info')[0].firstChild.data;
    }

    if (xnode.getElementsByTagName('country')[0].firstChild)
        this.country = xnode.getElementsByTagName('country')[0].firstChild.data;
    else
        this.country = '';
    var gpoint = xnode.getElementsByTagName('gpoint')[0];
    if (gpoint.getElementsByTagName('lat')[0].firstChild)
        this.lat = parseFloat(gpoint.getElementsByTagName('lat')[0].firstChild.data);
    else
        this.lat = null;
    if (gpoint.getElementsByTagName('lng')[0].firstChild)
        this.lng = parseFloat(gpoint.getElementsByTagName('lng')[0].firstChild.data);
    else
        this.lng = null;

    this.icon = null;
    if (xnode.getElementsByTagName('icon')[0]) {
        if (xnode.getElementsByTagName('icon')[0].firstChild)
            this.icon = xnode.getElementsByTagName('icon')[0].firstChild.data;
    }

    this.iconshadow = null;
    if (xnode.getElementsByTagName('iconshadow')[0]) {
        if (xnode.getElementsByTagName('iconshadow')[0].firstChild)
            this.iconshadow = xnode.getElementsByTagName('iconshadow')[0].firstChild.data;
    }


}
//]]>