function markerGroup(map,checkbox){if(checkbox!=null){if(checkbox.substr){checkbox=$(checkbox);}
this.checkbox=checkbox;Event.observe(checkbox,'change',function(){self.showHide(self.checkbox.checked);});}
this.map=map;var self=this;}
markerGroup.prototype={markers:false,_visible:false,containsPoint:function(lat,lng){var found=false;this.markers.each(function(m){if(m.isAtPoint(lat,lng))
found=true;});return found;},add:function(marker){if(!this.markers)this.markers=[];this.markers.push(marker);if(this._visible){this.map.addOverlay(marker.getGMarker());}},showHide:function(show){var map=this.map;this._visible=show;if(show){this.markers.each(function(v){map.addOverlay(v.getGMarker());});}
else{this.markers.each(function(v){map.removeOverlay(v.getGMarker());});}}};function marker(lat,lng,icon){var point=new GLatLng(lat,lng);this._marker=new GMarker(point,icon);}
marker.prototype={addInfo:function(info){var infoTabs=[];for(var k in info){infoTabs.push(new GInfoWindowTab(k,info[k]));}
var gm=this._marker;GEvent.addListener(gm,"click",function(){gm.openInfoWindowTabsHtml(infoTabs);});},isAtPoint:function(lat,lng){var p=this._marker.getPoint();return(lat==p.lat()&&lng==p.lng());},getGMarker:function(){return this._marker;}};Event.observe(window,'unload',GUnload);