function getMap()
{
	if (navigator.appName == "Netscape")
		return parent.mapframe.document.map;
	else
		return parent.MyMapFrame.MyMap;
}

function getMap()
{
	if (navigator.appName == "Netscape")
		return parent.mapframe.document.map;
	else
		return parent.MyMapFrame.MyMap;
}

function gotoLocation(index)
{
	var map = getMap();
    
	if (index == 1)
	map.zoomScale(65.971273, -18.527550, 8000);

	if (index == 2)
	map.zoomScale(65.942820, -18.351503, 5500);

	if (index == 3)
	map.zoomScale(65.924583, -18.306550, 3600);	

	if (index == 4)
	map.zoomScale(65.920208, -18.349664, 5001);	

	if (index == 5)
	map.zoomScale(65.901073, -18.677819, 54000);	

	if (index == 6)
        map.zoomScale(65.817930, -18.615944, 43600);
		
	if (index == 7)
        map.zoomScale(65.889139, -18.506670, 90000);
}

function help(lang)
{	
    window.open('help_'+lang+'.pdf')
}

function layersView_on_off()
{
   var lvWidth = getMap().LayersViewWidth;
   if(lvWidth == 220)
   	getMap().LayersViewWidth = 0;
   else
   {
   	getMap().LayersViewWidth = 220;
   }
}

function FindArea()
{
    // Digitize polyline
    if (navigator.appName == "Netscape")
      getMap().digitizePolygonEx(parent.MyMapFrame.document.obs);
    else
      getMap().digitizePolygon();
}

function polygonSel()
{
   var MyMap = parent.MyMapFrame.document.MyMap;
   var MapScale = MyMap.getScale();
   {
	   parent.MyMapFrame.document.MyMap.selectPolygonMode();
   }
}

function radiusSel()
{
   var MyMap = parent.MyMapFrame.document.MyMap;
   var MapScale = MyMap.getScale();
   {
	   top.MyMapFrame.document.MyMap.selectRadiusMode();
   }
}

function withinSel()
{
   var MyMap = parent.MyMapFrame.document.MyMap;
   var MapScale = MyMap.getScale();
   {
   	parent.MyMapFrame.document.MyMap.selectWithinDlg();
   }
}

function clearSelection()
{
   var MyMap = parent.MyMapFrame.document.MyMap;
   var MyMapSel = MyMap.getSelection();
   MyMapSel.clear();
}



function waterpipes_layer()
{
	var map = getMap();
	map.setAutoRefresh(false);
	var layer = map.getMapLayerGroup("VATNSLAGNIR");
	if (layer == null)
		alert ("VATNSLAGNIR layer not found");
	else
	{
		layer.setVisibility(true);
	}
	map.getMapLayer("Hitaveita").setVisibility(false);
	map.getMapLayer("Fraveita").setVisibility(false);
	map.setAutoRefresh(true);
	map.refresh();
}

function sewerpipes_layer()
{
	var map = getMap();
	map.setAutoRefresh(false);
	var layer = map.getMapLayer("Fraveita");
	if (layer == null)
		alert ("Fráveita layer not found");
	else
	{
		layer.setVisibility(true);
	}
	map.getMapLayer("Hitaveita").setVisibility(false);
	map.getMapLayerGroup("VATNSLAGNIR").setVisibility(false);
	map.setAutoRefresh(true);
	map.refresh();
 }

function warmwaterpipes_layer()
{
	var map = getMap();
	map.setAutoRefresh(false);
	var layer = map.getMapLayer("Hitaveita");
	if (layer == null)
		alert ("Hitaveita layer not found");
	else
	{
		layer.setVisibility(true);
	}
	map.getMapLayer("Fraveita").setVisibility(false);
	map.getMapLayerGroup("VATNSLAGNIR").setVisibility(false);
	map.setAutoRefresh(true);
	map.refresh();
 }
 
function mainplan_on_off()
{
	var map = getMap();
	var layer = map.getMapLayerGroup("Adalskipulag");
	if (layer == null)
		alert ("Ađalskipulag layer not found");
	else
	{
		var isLayerOn = layer.getVisibility();
		if (isLayerOn == true)
		{
			layer.setVisibility(false); 
			map.getMapLayerGroup("SKIPULAG").setVisibility(false);
		}
		else
		{
			layer.setVisibility(true);
			map.getMapLayerGroup("SKIPULAG").setVisibility(true);
		}
	}
	map.refresh();
}

function mainplan_on_off_scan()
{
	var map = getMap();
	var layer = map.getMapLayerGroup("SKIPULAG");
	if (layer == null)
		alert ("Arskogshreppur skipulag - layer not found");
	else
	{
		var isLayerOn = layer.getVisibility();
		if (isLayerOn == true)
			layer.setVisibility(false); 
		else
		{
			layer.setVisibility(true);
		}
	}
	map.refresh();
}

function highfly_on_off(which_fly)
{
	var map = getMap();
	var layergroup = map.getMapLayerGroup("LOFTMYNDIR");
	if (layergroup == null)
		alert ("Loftmyndir layer not found");
	else
	{
		var layer = map.getMapLayer(which_fly)
		var isLayerOn = layer.getVisibility();
		if (isLayerOn == true)
			layer.setVisibility(false); 
		else
		{
			layer.setVisibility(true);
		}
	}
	map.refresh();
}


function streets_info_layer()
{
	var map = getMap();
	map.setAutoRefresh(false);
	var layer = map.getMapLayerGroup("Vegir");
	if (layer == null)
		alert ("Vegir layer not found");
	else
	{
		layer.setVisibility(true);
	}
	map.getMapLayer("Gotur").setVisibility(true);
	map.getMapLayer("Gotur - slitlag").setVisibility(false);
	map.getMapLayer("Gotur - grunnframkvaemd").setVisibility(false);	
	map.setAutoRefresh(true);
	map.refresh();
}

function streets_construction_layer()
{
	var map = getMap();
	map.setAutoRefresh(false);
	var layer = map.getMapLayerGroup("Vegir");
	if (layer == null)
		alert ("Vegir layer not found");
	else
	{
		layer.setVisibility(true);
	}
	map.getMapLayer("Gotur").setVisibility(true);
	map.getMapLayer("Gotur - slitlag").setVisibility(false);
	map.getMapLayer("Gotur - grunnframkvaemd").setVisibility(true);	
	map.setAutoRefresh(true);
	map.refresh();
}

function streets_paving_layer()
{
	var map = getMap();
	map.setAutoRefresh(false);
	var layer = map.getMapLayerGroup("Vegir");
	if (layer == null)
		alert ("Vegir layer not found");
	else
	{
		layer.setVisibility(true);
	}
	map.getMapLayer("Gotur").setVisibility(true);
	map.getMapLayer("Gotur - slitlag").setVisibility(true);
	map.getMapLayer("Gotur - grunnframkvaemd").setVisibility(false);	
	map.setAutoRefresh(true);
	map.refresh();
}

function service_on_off(which_service)
{
	var map = getMap();
	var layergroup = map.getMapLayerGroup("Thjonusta");
	if (layergroup == null)
		alert ("Ţjónusta layer not found");
	else
	{
		var layer = map.getMapLayer(which_service)
		var isLayerOn = layer.getVisibility();
		if (isLayerOn == true)
			layer.setVisibility(false); 
		else
		{
			layer.setVisibility(true);
		}
	}
	map.refresh();
}

function service_and_path_on_off(path, service)
{
	var map = getMap();
	map.setAutoRefresh(false);
	var layergroup = map.getMapLayerGroup("Vegir");
	if (layergroup == null)
		alert ("Vegir layer not found");
	else
	{
		var layer = map.getMapLayer(path)
		var isLayerOn = layer.getVisibility();
		if (isLayerOn == true)
			layer.setVisibility(false); 
		else
		{
			layer.setVisibility(true);
		}
	}
	
	var layergroup = map.getMapLayerGroup("Thjonusta");
	if (layergroup == null)
		alert ("Vegir layer not found");
	else
	{
		var layer = map.getMapLayer(service)
		var isLayerOn = layer.getVisibility();
		if (isLayerOn == true)
			layer.setVisibility(false); 
		else
		{
			layer.setVisibility(true);
		}
	}
	
	

	

	map.setAutoRefresh(true);	
	map.refresh();
}