var Nets_SelectedElement="";
var Nets_GoogleMapClass;
var Nets_xmlDoc;
var Nets_MarkerPoint = new Array();
var Nets_MarkerPointLATLNG = new Array();
var Nets_Markers;
var Nets_Markerscount = 0;
var Nets_Markerslength = 0;
var Nets_MapBounds;
var Nets_reloadingPoints = 0;
var Nets_waitingreloadingPoints = 0;
var Nets_GoogleMapDIVX = 0;
var Nets_GoogleMapDIVY = 0;
var Nets_CheckedElementPort = '';
var Nets_GoogleMapDIVElement = null;
var Nets_MovePointMarker = null;
var Nets_MovePoint = 0;
var Nets_MapWikiLayer = null;

var Nets_ShowWaitpic=1;

var Nets_ZoomLevel = 0;
var Nets_StepAreaGroupArea = 6;
var Nets_StepAreaPort = 8;

/*var PPIcon = new GIcon();
    PPIcon.image = "http://www.portpilot.de/maps/port_marker.png";
    PPIcon.shadow = "http://www.portpilot.de/maps/marker_shadow.png";
    PPIcon.iconSize = new GSize(20, 34);
    PPIcon.shadowSize = new GSize(30, 30);
    PPIcon.iconAnchor = new GPoint(9, 34);
    PPIcon.infoWindowAnchor = new GPoint(9, 2);
    PPIcon.infoShadowAnchor = new GPoint(18, 25);
    PPIcon.transparent = "http://www.google.com/intl/en_ALL/mapfiles/markerTransparent.png";
    PPIcon.printImage = "http://www.portpilot.de/maps/port_marker.png";
    PPIcon.mozPrintImage = "http://www.portpilot.de/maps/port_marker.png";*/
var PPIcon = new OpenLayers.Icon("http://www.portpilot.de/maps/port_marker.png",new OpenLayers.Size(20,34),new OpenLayers.Pixel(-9,-34));

/*var PPIconred = new GIcon();
    PPIconred.image = "http://www.portpilot.de/maps/port_marker_red.png";
    PPIconred.shadow = "http://www.portpilot.de/maps/marker_shadow.png";
    PPIconred.iconSize = new GSize(20, 34);
    PPIconred.shadowSize = new GSize(30, 30);
    PPIconred.iconAnchor = new GPoint(9, 34);
    PPIconred.infoWindowAnchor = new GPoint(9, 2);
    PPIconred.infoShadowAnchor = new GPoint(18, 25);
    PPIconred.transparent = "http://www.google.com/intl/en_ALL/mapfiles/markerTransparent.png";
    PPIconred.printImage = "http://www.portpilot.de/maps/port_marker_red.png";
    PPIconred.mozPrintImage = "http://www.portpilot.de/maps/port_marker_red.png";*/
var PPIconred = new OpenLayers.Icon("http://www.portpilot.de/maps/port_marker_red.png",new OpenLayers.Size(20,34),new OpenLayers.Pixel(-9,-34));

/*var AIcon = new GIcon();
    AIcon.image = "http://www.portpilot.de/maps/area_marker.png";
    AIcon.shadow = "http://www.portpilot.de/maps/marker_shadow.png";
    AIcon.iconSize = new GSize(20, 34);
    AIcon.shadowSize = new GSize(30, 30);
    AIcon.iconAnchor = new GPoint(9, 34);
    AIcon.infoWindowAnchor = new GPoint(9, 2);
    AIcon.infoShadowAnchor = new GPoint(18, 25);
    AIcon.transparent = "http://www.google.com/intl/en_ALL/mapfiles/markerTransparent.png";
    AIcon.printImage = "http://www.portpilot.de/maps/area_marker.png";
    AIcon.mozPrintImage = "http://www.portpilot.de/maps/area_marker.png";*/
var AIcon = new OpenLayers.Icon("http://www.portpilot.de/maps/area_marker.png",new OpenLayers.Size(20,34),new OpenLayers.Pixel(-9,-34));

    // An array of GIcons, to make the selection easier
    var Nets_Icons = [];
    Nets_Icons[0] = PPIcon;
    Nets_Icons[1] = AIcon;
    Nets_Icons[2] = AIcon;

function Nets_parseInt2(sInt) {
	var i = parseInt(sInt);
	if(isNaN(i)) return 0;
	else return i;
}

function Nets_GetXY(Nets_GetXY_oElement) {
	var Nets_GetXY_oOrgElm = Nets_GetXY_oElement;

	var Nets_GetXY_iX=0;
	var Nets_GetXY_iY=0;
	var Nets_GetXY_iCount;
	var Nets_GetXY_oElement2;
	var Nets_GetXY_oElementOffset = Nets_GetXY_oElement.offsetParent;

	while(Nets_GetXY_oElement) {
		Nets_GetXY_oElement2 = Nets_GetXY_oElement.parentNode;
		if(Nets_GetXY_oElementOffset == Nets_GetXY_oElement) {
			Nets_GetXY_iX += Nets_GetXY_oElement.offsetLeft;
			Nets_GetXY_iY += Nets_GetXY_oElement.offsetTop;
			// Add for borders
			Nets_GetXY_iY += Nets_parseInt2(Nets_GetXY_oElement.style.borderTopWidth);
			Nets_GetXY_iX += Nets_parseInt2(Nets_GetXY_oElement.style.borderLeftWidth);
			// Add for scrolling
			// Get the next offsetParent
			Nets_GetXY_oElementOffset = Nets_GetXY_oElementOffset.offsetParent;
		} else {
		}

		Nets_GetXY_oElement = Nets_GetXY_oElement2;
	}

	Nets_GoogleMapDIVX = Nets_GetXY_iX;
	Nets_GoogleMapDIVY = Nets_GetXY_iY;
}


function Nets_SelectElementONOFF(Nets_SelectedElement_new) {
	if (Nets_SelectedElement == Nets_SelectedElement_new)
	{
		document.getElementById("InfrastructureLegendGroup" + Nets_SelectedElement).style.display = 'none';
		document.getElementById("InfrastructureLegendGroupPic" + Nets_SelectedElement).src = '/suportnet/elemente/closed_node.gif';
		Nets_SelectedElement="";
	} else {
		if (Nets_SelectedElement != "") {
			document.getElementById("InfrastructureLegendGroup" + Nets_SelectedElement).style.display = 'none';
			document.getElementById("InfrastructureLegendGroupPic" + Nets_SelectedElement).src = '/suportnet/elemente/closed_node.gif';
		}
		document.getElementById("InfrastructureLegendGroup" + Nets_SelectedElement_new).style.display = 'block';
		document.getElementById("InfrastructureLegendGroupPic" + Nets_SelectedElement_new).src = '/suportnet/elemente/opened_node.gif';
		Nets_SelectedElement=Nets_SelectedElement_new;
	}
}

function Nets_createMarker(Nets_Point, Nets_PopupHTML, Nets_icontype) {


        setMarkerIcon(Nets_Icons[Nets_icontype]);
		var Nets_Marker = addMarker(markerLayer,Nets_Point.lon,Nets_Point.lat ,Nets_PopupHTML,"mousedown",function(evt){
			if (this.popup == null) {
				this.popup = this.createPopup(this.closeBox);
				Nets_GoogleMapClass.addPopup(this.popup);
				this.popup.show();
			} else {
				this.popup.toggle();
			}
			OpenLayers.Event.stop(evt);
		});
    return Nets_Marker;
}

function Nets_GoogleloadMap() {
    Nets_GoogleMapDIVElement = document.getElementById("map");

    if (document.getElementById("waitpic") == null) {
        Nets_ShowWaitpic = 0;
    } else {
        Nets_GetXY(Nets_GoogleMapDIVElement);
    }

	/*Nets_GoogleMapClass = new GMap2(Nets_GoogleMapDIVElement);
  Nets_GoogleMapClass.enableDoubleClickZoom();
	Nets_GoogleMapClass.addControl(new GMapTypeControl());*/
	
		//Nets_GoogleMapClass = initMap(3.08333,39.9033,"http://www.portpilot.de/hafen/karten/1D73D3A0-4B8B-4857-958F-9A135A5ED1FD_small.jpg",1,1,1,1,1,1,1,1,1,1,1,1);

			//Nets_GoogleMapClass.setCenter(new OpenLayers.LonLat( 3.08333, 39.9033), 16);
		Nets_GoogleMapClass = initMap(3.08333,39.9033, 16,"http://www.portpilot.de/hafen/karten/1D73D3A0-4B8B-4857-958F-9A135A5ED1FD_small.jpg",1,1,1,1,1,1,1,1,1,1,1,1);
	    if (Nets_ShowWaitpic != 0) {
    	document.getElementById("waitpic").style.left = (Nets_GoogleMapDIVX+80);
    	document.getElementById("waitpic").style.top = (Nets_GoogleMapDIVY+60);
    }

	Nets_MapBounds = Nets_GoogleMapClass.getExtent();
	Nets_ZoomLevel = Nets_GoogleMapClass.getZoomForExtent(Nets_MapBounds);
	
	Nets_MapBounds = new GBounds([new GPoint(Nets_MapBounds.left,Nets_MapBounds.top),new GPoint(Nets_MapBounds.right,Nets_MapBounds.bottom)]);
	
	
	/*
    Nets_ZoomLevel = Nets_GoogleMapClass.getZoom();
    Nets_MapBounds = Nets_GoogleMapClass.getBounds();

GEvent.addListener(Nets_GoogleMapClass, "moveend", function() {Nets_reloadPoints_check(0);});Nets_GoogleMapClass.setMapType(G_HYBRID_MAP); 	*/
    window.setTimeout("Nets_MaploadPoints()", 100);
}


function Nets_reloadPoints_check(waiting) {
    if ((waiting == 0) && (Nets_waitingreloadingPoints == 1)) return true;

    if ((Nets_reloadingPoints == 0)) {
        Nets_waitingreloadingPoints = 0;
        Nets_reloadingPoints = 1;
        Nets_reloadPoints();
    } else {
        Nets_waitingreloadingPoints = 1;
        window.setTimeout("Nets_reloadPoints_check(1)", 500);
    }

}


function Nets_reloadPoints() {
    Nets_Waitpic(true);

    //var Nets_newZoomLevel = Nets_GoogleMapClass.getZoom();
    //Nets_MapBounds = Nets_GoogleMapClass.getBounds();
		
	Nets_MapBounds = Nets_GoogleMapClass.getExtent();
	var Nets_newZoomLevel = Nets_GoogleMapClass.getZoomForExtent(Nets_MapBounds);
	
    if (((Nets_ZoomLevel <= Nets_StepAreaPort) && (Nets_newZoomLevel > Nets_StepAreaPort)) || ((Nets_ZoomLevel > Nets_StepAreaPort) && (Nets_newZoomLevel <= Nets_StepAreaPort))) {
		Nets_MarkerPoint = new Array();
        Nets_MarkerPointLATLNG = new Array();
        Nets_GoogleMapClass.clearOverlays();
    } else if (((Nets_ZoomLevel <= Nets_StepAreaGroupArea) && (Nets_newZoomLevel > Nets_StepAreaGroupArea)) || ((Nets_ZoomLevel > Nets_StepAreaGroupArea) && (Nets_newZoomLevel <= Nets_StepAreaGroupArea))) {
        Nets_MarkerPoint = new Array();
        Nets_MarkerPointLATLNG = new Array();
        Nets_GoogleMapClass.clearOverlays();
    } else {

        if (Nets_MarkerPoint.length > 0) {
            var Nets_markerpointtemp = new Array();

            /*var Nets_southWest = Nets_MapBounds.getSouthWest();
            var Nets_northEast = Nets_MapBounds.getNorthEast();

            var Nets_northEastlat = Nets_northEast.lat();
            var Nets_southWestlat = Nets_southWest.lat();

            var Nets_northEastlng = Nets_northEast.lng();
            var Nets_southWestlng = Nets_southWest.lng();*/
            Nets_MarkerPointLATLNG = new Array();

            for (i=0;i < Nets_MarkerPoint.length;i++)
            {

                //if (((Nets_MarkerPoint[i][1] < Nets_southWestlat) || (Nets_MarkerPoint[i][1] > Nets_northEastlat)) || ((Nets_MarkerPoint[i][2] < Nets_southWestlng) || (Nets_MarkerPoint[i][2] > Nets_northEastlng))) {
                if(!Nets_MapBounds.containsLonLat(new OpenLayers.LonLat(Nets_MarkerPoint[i][2],Nets_MarkerPoint[i][1])))
				{
					Nets_GoogleMapClass.removeOverlay(Nets_MarkerPoint[i][0])
                } else {
                    Nets_markerpointtemp.push(Nets_MarkerPoint[i]);

                    var Nets_latint = Math.floor(Nets_MarkerPoint[i][1] * 10000);
                    var Nets_lngint = Math.floor(Nets_MarkerPoint[i][2] * 10000);

                    Nets_MarkerPointLATLNG[Nets_latint] = new Array();
                    Nets_MarkerPointLATLNG[Nets_latint][Nets_lngint] = 1;
                }

            }
            Nets_MarkerPoint = new Array();
            Nets_MarkerPoint = Nets_markerpointtemp;
        }
        if (Nets_waitingreloadingPoints == 1 ) {Nets_reloadingPoints = 0; return true;}
    }
    Nets_ZoomLevel = Nets_newZoomLevel;

//    Nets_MapWikiLayer = new GLayer("org.wikipedia.de");
//

//    Nets_MapPanoramioLayer = new GLayer("com.panoramio.all");
//    Nets_GoogleMapClass.addOverlay(Nets_MapPanoramioLayer);

    Nets_MaploadPoints();
}


function Nets_addPoints() {

    // obtain the array of markers and loop through it
    var Nets_MaxPoints = 100;

    if ((Nets_Markerscount+100) > Nets_Markerslength)
    {
        Nets_MaxPoints= Nets_Markerslength-Nets_Markerscount;
    }

    for (i = 0; i < Nets_MaxPoints; i++)
    {
        if (Nets_waitingreloadingPoints == 1 ) {Nets_reloadingPoints = 0; return true;}


        var Nets_lat = parseFloat(Nets_Markers[Nets_Markerscount].getAttribute("lat"));
        var Nets_lng = parseFloat(Nets_Markers[Nets_Markerscount].getAttribute("lng"));
        
        // obtain the attribues of each marker

        var Nets_latint = Math.floor(Nets_lat * 10000);
        var Nets_lngint = Math.floor(Nets_lng * 10000);

        if ((Nets_MarkerPointLATLNG[Nets_latint] == undefined) || (Nets_MarkerPointLATLNG[Nets_latint][Nets_lngint] == undefined))
        {
            var Nets_Point = new OpenLayers.LonLat(Nets_lng,Nets_lat);
            var Nets_PopupHTML = Nets_Markers[Nets_Markerscount].getAttribute("html");
            var Nets_icontype = parseInt(Nets_Markers[Nets_Markerscount].getAttribute("icontype"));

            // create the marker
            var Nets_Marker = Nets_createMarker(Nets_Point,Nets_PopupHTML,Nets_icontype);
            var Nets_Markertemp = new Array();
            Nets_Markertemp[0] = Nets_Marker;
            Nets_Markertemp[1] = Nets_lat;
            Nets_Markertemp[2] = Nets_lng;

            Nets_MarkerPointLATLNG[Nets_latint] = new Array();
            Nets_MarkerPointLATLNG[Nets_latint][Nets_lngint] = 1;
            //Nets_MarkerPoint.push(Nets_Markertemp);

            //Nets_GoogleMapClass.addOverlay(Nets_Marker);
        }
        Nets_Markerscount++;
    }

    if (Nets_Markerscount < Nets_Markerslength) window.setTimeout("Nets_addPoints()", 100);
    else {
        Nets_reloadingPoints = 0;
        Nets_Waitpic(false, 300);
    }

}

function Nets_MaploadPoints()
{
    if (Nets_waitingreloadingPoints == 1 ) {Nets_reloadingPoints = 0; return true;}

    var Nets_request = GXmlHttp.create();
    var Nets_requestpath = "/maps/portdata.xml.php?SelectType=PORT&Port_ID=1D73D3A0-4B8B-4857-958F-9A135A5ED1FD&sess_Language=6BEB9324-CB63-4575-8495-220A68F11138&sess_Language_Short=de&porttargetpath=&MapTarget=_top&ZoomLevel=" + Nets_ZoomLevel + "&MapBounds=" + Nets_MapBounds + "&Nets_CheckedElementsPort=" + Nets_CheckedElementPort + "&random=" + Math.random();

//    document.write(Nets_requestpath);
    Nets_request.open("GET", Nets_requestpath, true);
    Nets_request.onreadystatechange = function() {
        if (Nets_request.readyState == 4) {
            Nets_xmlDoc = '';
            Nets_Markers = '';
            Nets_Markerscount=0;
            Nets_Markerslength=0;

            Nets_xmlDoc = Nets_request.responseXML;
            if (Nets_xmlDoc.documentElement != null) {
                Nets_Markers = Nets_xmlDoc.documentElement.getElementsByTagName("marker");
                Nets_Markerslength = Nets_Markers.length;
                if (Nets_Markerslength > 0) window.setTimeout("Nets_addPoints()", 100);
                else {
                    Nets_Waitpic(false, 300);
                    Nets_reloadingPoints = 0;
                }
            }
        }
    }
    Nets_request.send(null);
}

function Nets_ZoomArea(Nets_lat, Nets_lng, icontype) {
    if (icontype == 1) Nets_GoogleMapClass.setCenter(new GLatLng(Nets_lat, Nets_lng) , (Nets_StepAreaPort+1));
    if (icontype == 2) Nets_GoogleMapClass.setCenter(new GLatLng(Nets_lat, Nets_lng) , (Nets_StepAreaGroupArea+1));
}

function Nets_Waitpic(show, timeout) {
    if (Nets_ShowWaitpic != 0) {
        if (timeout > 0) {window.setTimeout("Nets_Waitpic(" + show + ", 0)", timeout); return; }
        if (show == false) document.getElementById("waitpic").style.visibility = "hidden";
        if (show == true)  document.getElementById("waitpic").style.visibility = "visible";
    }
}

function Nets_ShowOnMap()
{
	Nets_ShowElement=1;
	Nets_CheckedElementPort="";

	for(i=1;i<=document.InfrastructureForm.GIS_CounterPort.value;i++) {
		if(document.InfrastructureForm["InfrastructureLegend_ID_Port_"+i].checked == true) {
			if (Nets_CheckedElementPort != "" ) Nets_CheckedElementPort=Nets_CheckedElementPort+",";
			Nets_CheckedElementPort=Nets_CheckedElementPort+document.InfrastructureForm["InfrastructureLegend_ID_Port_"+i].value;
		}
	}
    Nets_MarkerPoint = new Array();
    Nets_MarkerPointLATLNG = new Array();
    Nets_GoogleMapClass.clearOverlays();
    Nets_reloadPoints_check(0);
	return false;
}

function Nets_addLoadEvent(func) {
	var Nets_oldonload = window.onload;
	if (typeof window.onload != 'function'){
		window.onload = func
	} else {
		window.onload = function() {
			Nets_oldonload();
			func();
		}
	}
}

function Nets_addUnLoadEvent(func) {
	var Nets_oldonunload = window.onunload;
	if (typeof window.onunload != 'function'){
		window.onunload = func
	} else {
		window.onunload = function() {
			Nets_oldonunload();
			func();
		}
	}
}

var PPGooglemaps_start = 1;
function switchNVGoogle (switch_to) {

    if (switch_to == 'Google') {
        /*document.getElementById('PPNVMap').style.display='none';
        document.getElementById('PPGoogleMap').style.display='block';*/
		Nets_GoogleMapClass.setBaseLayer(GOOGLE_LAYER);
		
    } else if (switch_to == 'NV') {
        /*document.getElementById('PPGoogleMap').style.display='none';
        document.getElementById('PPNVMap').style.display='block';*/
    }
    if (PPGooglemaps_start == 1) {
        Nets_addUnLoadEvent(GUnload);
        window.setTimeout("Nets_GoogleloadMap()", 100);
        PPGooglemaps_start = 0;
    }
}

function Nets_MoveMarkerClick(Nets_Point) {
        if (typeof (Nets_Point) != 'undefined') {
            document.getElementById("FORMVALUE_TXT0_GoogleLAT").value = Nets_Point.lat();
            document.getElementById("FORMVALUE_TXT0_GoogleLNG").value = Nets_Point.lng();
        }
}

if ( typeof (NVGooglemap) == 'undefined') { Nets_addLoadEvent(Nets_GoogleloadMap); Nets_addUnLoadEvent(GUnload);}