var mapDiv=document.getElementById('map');var coordsDiv=document.getElementById('coords');var map;var points=[[]];var lines=[];var marker=null;var lineWidth=5;var lineColor='#ff0000';var icon=new GIcon(G_DEFAULT_ICON);icon.image='http://www.acme.com/resources/images/markers/red.PNG';icon.shadow='http://www.acme.com/resources/images/markers/shadow.PNG';icon.iconSize=new GSize(20,34);icon.shadowSize=new GSize(37,34);icon.iconAnchor=new GPoint(9,34);icon.infoWindowAnchor=new GPoint(9,2);icon.infoShadowAnchor=new GPoint(18,25);function Setup()
{try
{if(!GBrowserIsCompatible())
{mapDiv.innerHTML='Sorry, your browser is not compatible with Google Maps.';return;}
map=new GMap2(mapDiv,{draggableCursor:'default'});map.addControl(new GLargeMapControl());map.addMapType(WMS_TOPO_MAP);map.addMapType(WMS_DOQ_MAP);map.addControl(new GMapTypeControl());map.addControl(new GScaleControl());GEvent.addListener(map,'click',MapClick);SavePositionZoomTypeCookieOnChanges(map);if(!GetPositionZoomTypeCookie(map))
{var point=GetPointFromIP();if(point!=null)
map.setCenter(point,9);else
map.setCenter(new GLatLng(0.0,0.0),1);}
Display();}
catch(e)
{GLog.write('Setup:\n'+Props(e));}}
function Display()
{for(var i=0;i<lines.length;++i)
map.removeOverlay(lines[i]);lines=[];if(marker!=null)
map.removeOverlay(marker);marker=null;for(var i=0;i<points.length;++i)
{if(points[i].length>=2)
{var line=new GPolyline(points[i],lineColor);map.addOverlay(line);lines.push(line);}}
if(points[points.length-1].length>0)
{marker=new GMarker(points[points.length-1][points[points.length-1].length-1],{icon:icon});map.addOverlay(marker);}
var s='';for(var i=0;i<points.length;++i)
{if(points[i].length>0)
{for(var j=0;j<points[i].length;++j)
s+=points[i][j].lat().toFixed(5)+'+'+points[i][j].lng().toFixed(5)+'<br />';s+='-1<br />';}}
coordsDiv.innerHTML=s;}
var clicked=false,doubleClicked;function MapClick(overlay,point)
{try
{if(overlay==null&&point!=null)
{if(clicked)
doubleClicked=true;else
{clicked=true;doubleClicked=false;setTimeout(MakeCaller(MapClickLater,point),250);}}}
catch(e)
{GLog.write('MapClick:\n'+Props(e));}}
function MapClickLater(point)
{try
{if(!doubleClicked)
{points[points.length-1].push(point);Display();}
clicked=false;}
catch(e)
{GLog.write('MapClickLater:\n'+Props(e));}}
function StartNewLine()
{if(points[points.length-1].length==0)
return;points.push([]);Display();}
function DeleteLastPoint()
{if(points[points.length-1].length>0)
points[points.length-1].length--;if(points[points.length-1].length==0&&points.length>1)
points.length--;Display();}
function ClearAllPoints()
{points=[[]];Display();}