var styleStr = '';
	styleStr += '<style>';
	styleStr += '.MDR_labelStyle {background: #FFFF40;font: bold 10px verdana;text-align: left;border: 1px solid gray;width: 180px;padding: 2px;}';
	styleStr += '</style>';
	styleStr += '<script src="/elabel.js"></script>';
	document.write(styleStr);


MPolyDragControl = function(MOptions) {
	MOptions = MOptions ? MOptions : {};
	this.type = MOptions.type ? MOptions.type : 'rectangle';
	this.map = MOptions.map ? MOptions.map : null;

	this.unitDivisor = 2589988.11;
	this.initialize()
};


MPolyDragControl.prototype.initialize = function() {
	this.self = this;
	this.polyInitialized = false;
	this.bounds = null;

	this.radius;
	this.circleCenter;

	this.dragMarker0;
	this.dragMarker1;

	var baseIcon = new GIcon();
	baseIcon.iconSize = new GSize(11,11);
	baseIcon.iconAnchor = new GPoint(6,6);
	baseIcon.infoWindowAnchor = new GPoint(1,1);
	baseIcon.dragCrossSize = new GSize(0,0);
	baseIcon.maxHeight = 0.1;

	this.dragImage = "/images/polyEditSquare.png";
	this.transImage = "/images/transparent.png";
	this.polyEditIcon = (new GIcon(baseIcon, this.dragImage));
	this.transIcon = (new GIcon(baseIcon, this.transImage));

	this.floatingLabel = new ELabel(this.map.getCenter(), 'Label text', 'MDR_labelStyle',new GSize(10,20));
	this.floatingLabel.hide();
	this.map.addOverlay(this.floatingLabel); 

	this.addMarkers();
	this.enableTransMarker();

};


MPolyDragControl.prototype.addMarkers = function() {
	var self = this.self;
//	GEvent.addListener(this.map,'click',function(a,b,c){self.mapClick(b)});

	this.dragMarker0 = new GMarker(this.map.getCenter(),{icon:this.transIcon,draggable:true,bouncy:false,dragCrossMove:true});
	this.map.addOverlay(this.dragMarker0);

	this.mdListener = GEvent.addListener(this.dragMarker0,'mousedown',function(){self.markerMouseDown()});
	GEvent.addListener(this.dragMarker0,'dragstart',function(){self.dragStart(this)});
	GEvent.addListener(this.dragMarker0,'drag',function(){self.drag(this)});
	GEvent.addListener(this.dragMarker0,'dragend',function(){self.dragEnd(this)});

	this.dragMarker1 = new GMarker(this.map.getCenter(),{icon:this.polyEditIcon,draggable:true,bouncy:false,dragCrossMove:true});
	this.map.addOverlay(this.dragMarker1);
	GEvent.addListener(self.dragMarker1,'dragstart',function(){self.dragStart(this)});
	GEvent.addListener(self.dragMarker1,'drag',function(){self.drag(this)});
	GEvent.addListener(self.dragMarker1,'dragend',function(){self.dragEnd(this)});
	this.dragMarker1.hide();
}


MPolyDragControl.prototype.markerMouseDown = function() {
	var self = this.self;
	this.dragMarker0.setImage(this.dragImage);
	this.dragMarker1.setLatLng(this.dragMarker0.getLatLng());
	this.dragMarker1.show();
	GEvent.removeListener(this.mdListener);
}

MPolyDragControl.prototype.mapClick = function(latlon) {
	var self = this.self;
	this.poly = new GPolygon([latlon,latlon,latlon,latlon,latlon],'#0000ff',1,1,'#0000ff',0.3);
	this.map.addOverlay(this.poly);

	GEvent.trigger(self.dragMarker1,'dragstart');
};


MPolyDragControl.prototype.enableTransMarker = function() {
	var self = this.self;
	this.dragMarker0.setImage(this.transImage);
	this.movelistener = GEvent.addListener(this.map,'mousemove',function(latlon){
		self.dragMarker0.setLatLng(latlon);
	});
}

MPolyDragControl.prototype.disableTransMarker = function() {
	GEvent.removeListener(this.movelistener);
}

MPolyDragControl.prototype.reset = function() {
	var self = this.self;
	if (this.poly) {
		this.poly.hide();
	}

	if (this.dragMarker1) {
		this.dragMarker1.hide();
	}
	if (this.floatingLabel) {
		this.floatingLabel.hide();
	}

	this.enableTransMarker();
	this.mdListener = GEvent.addListener(this.dragMarker0,'mousedown',function(){self.markerMouseDown()});

};




MPolyDragControl.prototype.dragStart = function(marker) {
	var self = this.self;
};

MPolyDragControl.prototype.drag = function() {
	var self = this.self;

	if (self.type == 'circle') {
		self.updateCircle();
	}
	else if (self.type == 'rectangle') {
		self.updateRectangle();
	}
};	

MPolyDragControl.prototype.dragEnd = function() {
	var self = this.self;
	if (typeof self.ondragend == 'function') {
		self.ondragend();
	}
	self.disableTransMarker();
};


	






MPolyDragControl.prototype.updateRectangle = function() {
	var self = this.self;
	var latlon0 = self.dragMarker0.getLatLng();
	var latlon1 = self.dragMarker1.getLatLng();

	self.bounds = null;
	self.bounds = new GLatLngBounds();

	if (latlon0.lat() <= latlon1.lat() && latlon0.lng() <= latlon1.lng()) {
		var p1 = latlon0; // SW
		var p2 = latlon1; // NE
	}
	else if (latlon0.lat() <= latlon1.lat() && latlon0.lng() >= latlon1.lng()) {
		var p1 = latlon0; // SE
		var p2 = latlon1; // NW
	}
	else if (latlon0.lat() >= latlon1.lat() && latlon0.lng() >= latlon1.lng()) {
		var p1 = latlon0; // NE
		var p2 = latlon1; // SW
	}
	else if (latlon0.lat() >= latlon1.lat() && latlon0.lng() <= latlon1.lng()) {
		var p1 = latlon0; // NW
		var p2 = latlon1; // SE
	}

	self.bounds.extend(p1);
	self.bounds.extend(p2);

	var p1 = this.bounds.getSouthWest();
	var p2 = new GLatLng(this.bounds.getNorthEast().lat(),this.bounds.getSouthWest().lng());
	var p3 = this.bounds.getNorthEast();
	var p4 = new GLatLng(this.bounds.getSouthWest().lat(),this.bounds.getNorthEast().lng());
	var points = Array(p1,p2,p3,p4,p1);

	self.drawPoly(points);

};


MPolyDragControl.prototype.updateCircle = function() {

	this.circleCenter = this.dragMarker0.getLatLng();
	var points = Array();
	this.radius = this.dragMarker0.getLatLng().distanceFrom(this.dragMarker1.getLatLng()); // meters

	with (Math) {
		var d = this.radius/6378800;	// circle radius / meters of Earth radius = radians
		var lat1 = (PI/180)* this.circleCenter.lat(); // radians
		var lng1 = (PI/180)* this.circleCenter.lng(); // radians

		for (var a = 0 ; a < 361 ; a+=10 ) {
			var tc = (PI/180)*a;
			var y = asin(sin(lat1)*cos(d)+cos(lat1)*sin(d)*cos(tc));
			var dlng = atan2(sin(tc)*sin(d)*cos(lat1),cos(d)-sin(lat1)*sin(y));
			var x = ((lng1-dlng+PI) % (2*PI)) - PI ;
			var point = new GLatLng(parseFloat(y*(180/PI)),parseFloat(x*(180/PI)));
			points.push(point);
		}
	}

	this.drawPoly(points);
};




MPolyDragControl.prototype.drawPoly = function(points) {
	if (this.poly) {
		this.map.removeOverlay(this.poly);
		this.poly = null;
	}
	this.poly = new GPolygon(points,'#0000ff',1,1,'#0000ff',0.2);
	this.map.addOverlay(this.poly);

	var html = '';
	if (this.type == 'circle') {
		html += 'Center:&nbsp;' + this.circleCenter.lat().toFixed(5) + ',' + this.circleCenter.lng().toFixed(5) + '<br>';
		html += 'Radius:&nbsp;' + (this.radius / 1609).toFixed(2) + '&nbsp;mi.<br>';
	}
	else {
		html += 'Lat:&nbsp;' + this.bounds.getSouthWest().lat().toFixed(5) + '&nbsp;to&nbsp;' + this.bounds.getNorthEast().lat().toFixed(5) + '<br>';
		html += 'Lon:&nbsp;' + this.bounds.getSouthWest().lng().toFixed(5) + '&nbsp;to&nbsp;' + this.bounds.getNorthEast().lng().toFixed(5) + '<br>';
	}
	html += 'Area:&nbsp;' + (this.poly.getArea()/ this.unitDivisor).toFixed(2) + '&nbsp;sq.mi.';

	
	this.floatingLabel.setContents(html);
	this.floatingLabel.setPoint(this.dragMarker1.getLatLng());
	this.floatingLabel.show();
}





MPolyDragControl.prototype.getParams = function() {
	var str = '';
	if (this.type == 'circle') {
		str += 'centerLat=' + this.circleCenter.lat().toFixed(5) + '&centerLon=' + this.circleCenter.lng().toFixed(5);
		str += '&radius=' + (this.radius / 1609).toFixed(2);
	}
	else {
		str += 'lat1=' + this.bounds.getSouthWest().lat().toFixed(5) + '&lat2=' + this.bounds.getNorthEast().lat().toFixed(5);
		str += '&lon1=' + this.bounds.getSouthWest().lng().toFixed(5) + '&lon2=' + this.bounds.getNorthEast().lng().toFixed(5);
	}
	return str;
}

MPolyDragControl.prototype.setType = function(type) {
	this.type = type;
	if (this.poly) {
		this.drag();
		this.dragEnd();
	}
};




MPolyDragControl.prototype.show = function() {
	this.poly.show();
};

MPolyDragControl.prototype.hide = function() {
	this.poly.hide();
};

MPolyDragControl.prototype.isVisible = function() {
	return !this.poly.isHidden();
};