// ==ClosureCompiler==

// @compilation_level SIMPLE_OPTIMIZATIONS



/**

 * @license Highcharts JS v4.1.9 (2015-10-07)

 *

 * (c) 2009-2013 Torstein Hønsi

 *

 * License: www.highcharts.com/license

 */



// JSLint options:

/*global Highcharts, HighchartsAdapter, document, window, navigator, setInterval, clearInterval, clearTimeout, setTimeout, location, jQuery, $, console */



(function (Highcharts) {

	/**

	Shorthands for often used function

*/ 

/**

 *	Mathematical Functionility

 */

var PI = Math.PI,

	deg2rad = (PI / 180), // degrees to radians 

	sin = Math.sin,

	cos = Math.cos, 

	pick = Highcharts.pick,

	round = Math.round;



/**

 * Transforms a given array of points according to the angles in chart.options.

 * Parameters: 

 *		- points: the array of points

 *		- chart: the chart

 *		- insidePlotArea: wether to verifiy the points are inside the plotArea

 * Returns:

 *		- an array of transformed points

 */

function perspective(points, chart, insidePlotArea) {

	var options3d = chart.options.chart.options3d,

		inverted = false,

		origin;



	if (insidePlotArea) {

		inverted = chart.inverted;

		origin = {

			x: chart.plotWidth / 2,

			y: chart.plotHeight / 2,

			z: options3d.depth / 2,

			vd: pick(options3d.depth, 1) * pick(options3d.viewDistance, 0)

		};

	} else {

		origin = {

			x: chart.plotLeft + (chart.plotWidth / 2),

			y: chart.plotTop + (chart.plotHeight / 2),

			z: options3d.depth / 2,

			vd: pick(options3d.depth, 1) * pick(options3d.viewDistance, 0)

		};

	}



	var result = [],

		xe = origin.x,

		ye = origin.y,

		ze = origin.z,

		vd = origin.vd,

		angle1 = deg2rad * (inverted ?  options3d.beta  : -options3d.beta),

		angle2 = deg2rad * (inverted ? -options3d.alpha :  options3d.alpha),

		s1 = sin(angle1),

		c1 = cos(angle1),

		s2 = sin(angle2),

		c2 = cos(angle2);



	var x, y, z, px, py, pz;



	// Transform each point

	Highcharts.each(points, function (point) {

		x = (inverted ? point.y : point.x) - xe;

		y = (inverted ? point.x : point.y) - ye;

		z = (point.z || 0) - ze;



		//Apply 3-D rotation

		px = c1 * x - s1 * z;

		py = -s1 * s2 * x - c1 * s2 * z + c2 * y;

		pz = s1 * c2 * x + c1 * c2 * z + s2 * y;



		//Apply perspective

		if ((vd > 0) && (vd < Number.POSITIVE_INFINITY)) {

			px = px * (vd / (pz + ze + vd));

			py = py * (vd / (pz + ze + vd));

		}



		//Apply translation

		px = px + xe;

		py = py + ye;

		pz = pz + ze;



		result.push({

			x: (inverted ? py : px),

			y: (inverted ? px : py),

			z: pz

		});

	});

	return result;

}

// Make function acessible to plugins

Highcharts.perspective = perspective;

/*** 

	EXTENSION TO THE SVG-RENDERER TO ENABLE 3D SHAPES

	***/

////// HELPER METHODS //////

var dFactor = (4 * (Math.sqrt(2) - 1) / 3) / (PI / 2);



function defined(obj) {

	return obj !== undefined && obj !== null;

}



//Shoelace algorithm -- http://en.wikipedia.org/wiki/Shoelace_formula

function shapeArea(vertexes) {

	var area = 0,

		i,

		j;

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

		j = (i + 1) % vertexes.length;

		area += vertexes[i].x * vertexes[j].y - vertexes[j].x * vertexes[i].y;

	}

	return area / 2;

}



function averageZ(vertexes) {

	var z = 0,

		i;

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

		z += vertexes[i].z;

	}

	return vertexes.length ? z / vertexes.length : 0;

}



/** Method to construct a curved path

  * Can 'wrap' around more then 180 degrees

  */

function curveTo(cx, cy, rx, ry, start, end, dx, dy) {

	var result = [];

	if ((end > start) && (end - start > PI / 2 + 0.0001)) {

		result = result.concat(curveTo(cx, cy, rx, ry, start, start + (PI / 2), dx, dy));

		result = result.concat(curveTo(cx, cy, rx, ry, start + (PI / 2), end, dx, dy));

		return result;

	} else if ((end < start) && (start - end > PI / 2 + 0.0001)) {			

		result = result.concat(curveTo(cx, cy, rx, ry, start, start - (PI / 2), dx, dy));

		result = result.concat(curveTo(cx, cy, rx, ry, start - (PI / 2), end, dx, dy));

		return result;

	} else {

		var arcAngle = end - start;

		return [

			'C', 

			cx + (rx * cos(start)) - ((rx * dFactor * arcAngle) * sin(start)) + dx,

			cy + (ry * sin(start)) + ((ry * dFactor * arcAngle) * cos(start)) + dy,

			cx + (rx * cos(end)) + ((rx * dFactor * arcAngle) * sin(end)) + dx,

			cy + (ry * sin(end)) - ((ry * dFactor * arcAngle) * cos(end)) + dy,



			cx + (rx * cos(end)) + dx,

			cy + (ry * sin(end)) + dy

		];

	}

}



Highcharts.SVGRenderer.prototype.toLinePath = function (points, closed) {

	var result = [];



	// Put "L x y" for each point

	Highcharts.each(points, function (point) {

		result.push('L', point.x, point.y);

	});



	if (points.length) {

		// Set the first element to M

		result[0] = 'M';



		// If it is a closed line, add Z

		if (closed) {

			result.push('Z');

		}

	}

	

	return result;

};



////// CUBOIDS //////

Highcharts.SVGRenderer.prototype.cuboid = function (shapeArgs) {



	var result = this.g(),

	paths = this.cuboidPath(shapeArgs);



	// create the 3 sides

	result.front = this.path(paths[0]).attr({zIndex: paths[3], 'stroke-linejoin': 'round'}).add(result);

	result.top = this.path(paths[1]).attr({zIndex: paths[4], 'stroke-linejoin': 'round'}).add(result);

	result.side = this.path(paths[2]).attr({zIndex: paths[5], 'stroke-linejoin': 'round'}).add(result);



	// apply the fill everywhere, the top a bit brighter, the side a bit darker

	result.fillSetter = function (color) {

		var c0 = color,

		c1 = Highcharts.Color(color).brighten(0.1).get(),

		c2 = Highcharts.Color(color).brighten(-0.1).get();



		this.front.attr({fill: c0});

		this.top.attr({fill: c1});

		this.side.attr({fill: c2});



		this.color = color;

		return this;

	};



	// apply opacaity everywhere

	result.opacitySetter = function (opacity) {

		this.front.attr({opacity: opacity});

		this.top.attr({opacity: opacity});

		this.side.attr({opacity: opacity});

		return this;

	};



	result.attr = function (args) {

		if (args.shapeArgs || defined(args.x)) {

			var shapeArgs = args.shapeArgs || args;

			var paths = this.renderer.cuboidPath(shapeArgs);

			this.front.attr({d: paths[0], zIndex: paths[3]});

			this.top.attr({d: paths[1], zIndex: paths[4]});

			this.side.attr({d: paths[2], zIndex: paths[5]});			

		} else {

			Highcharts.SVGElement.prototype.attr.call(this, args);

		}



		return this;

	};

	

	result.animate = function (args, duration, complete) {

		if (defined(args.x) && defined(args.y)) {

			var paths = this.renderer.cuboidPath(args);

			this.front.attr({zIndex: paths[3]}).animate({d: paths[0]}, duration, complete);

			this.top.attr({zIndex: paths[4]}).animate({d: paths[1]}, duration, complete);

			this.side.attr({zIndex: paths[5]}).animate({d: paths[2]}, duration, complete);

		} else if (args.opacity) {				

				this.front.animate(args, duration, complete);

				this.top.animate(args, duration, complete);

				this.side.animate(args, duration, complete);

		} else {

			Highcharts.SVGElement.prototype.animate.call(this, args, duration, complete);

		}

		return this;

	};



	// destroy all children

	result.destroy = function () {

		this.front.destroy();

		this.top.destroy();

		this.side.destroy();



		return null;

	};



	// Apply the Z index to the cuboid group

	result.attr({ zIndex: -paths[3] });



	return result;

};



/**

 *	Generates a cuboid

 */

Highcharts.SVGRenderer.prototype.cuboidPath = function (shapeArgs) {

	var x = shapeArgs.x,

		y = shapeArgs.y,

		z = shapeArgs.z,

		h = shapeArgs.height,

		w = shapeArgs.width,

		d = shapeArgs.depth,		

		chart = Highcharts.charts[this.chartIndex],

		map = Highcharts.map;



	// The 8 corners of the cube

	var pArr = [

		{x: x, y: y, z: z},

		{x: x + w, y: y, z: z},

		{x: x + w, y: y + h, z: z},

		{x: x, y: y + h, z: z},

		{x: x, y: y + h, z: z + d},

		{x: x + w, y: y + h, z: z + d},

		{x: x + w, y: y, z: z + d},

		{x: x, y: y, z: z + d}

	];



	// apply perspective

	pArr = perspective(pArr, chart, shapeArgs.insidePlotArea);



	// helper method to decide which side is visible

	var pickShape = function (path1, path2) {

		path1 = map(path1, function (i) { return pArr[i]; });

		path2 = map(path2, function (i) { return pArr[i]; });

		if (shapeArea(path1) < 0) {

			return path1;

		} else if (shapeArea(path2) < 0) {

			return path2;

		} else {

			return [];

		}

	};



	// front or back

	var front = [3, 2, 1, 0];

	var back = [7, 6, 5, 4];

	var path1 = pickShape(front, back);



	// top or bottom

	var top = [1, 6, 7, 0];

	var bottom = [4, 5, 2, 3];

	var path2 = pickShape(top, bottom);



	// side

	var right = [1, 2, 5, 6];

	var left = [0, 7, 4, 3];

	var path3 = pickShape(right, left);



	return [this.toLinePath(path1, true), this.toLinePath(path2, true), this.toLinePath(path3, true), averageZ(path1), averageZ(path2), averageZ(path3)];

};



////// SECTORS //////

Highcharts.SVGRenderer.prototype.arc3d = function (shapeArgs) {



	shapeArgs.alpha *= deg2rad;

	shapeArgs.beta *= deg2rad;

	var result = this.g(),

		paths = this.arc3dPath(shapeArgs),

		renderer = result.renderer;



	var zIndex = paths.zTop * 100;



	result.shapeArgs = shapeArgs;	// Store for later use



	// create the different sub sections of the shape

	result.top = renderer.path(paths.top).setRadialReference(shapeArgs.center).attr({zIndex: paths.zTop}).add(result);

	result.side1 = renderer.path(paths.side2).attr({zIndex: paths.zSide1});

	result.side2 = renderer.path(paths.side1).attr({zIndex: paths.zSide2});

	result.inn = renderer.path(paths.inn).attr({zIndex: paths.zInn});

	result.out = renderer.path(paths.out).attr({zIndex: paths.zOut});



	// apply the fill to the top and a darker shade to the sides

	result.fillSetter = function (color) {

		this.color = color;



		var c0 = color,

		c2 = Highcharts.Color(color).brighten(-0.1).get();

		

		this.side1.attr({fill: c2});

		this.side2.attr({fill: c2});

		this.inn.attr({fill: c2});

		this.out.attr({fill: c2});

		this.top.attr({fill: c0});

		return this;

	};

	

	// apply the translation to all

	result.translateXSetter = function (value) {

		this.out.attr({translateX: value});

		this.inn.attr({translateX: value});

		this.side1.attr({translateX: value});

		this.side2.attr({translateX: value});

		this.top.attr({translateX: value});

	};

	

	result.translateYSetter = function (value) {

		this.out.attr({translateY: value});

		this.inn.attr({translateY: value});

		this.side1.attr({translateY: value});

		this.side2.attr({translateY: value});

		this.top.attr({translateY: value});

	};



	result.animate = function (args, duration, complete) {

		if (defined(args.end) || defined(args.start)) {

			this._shapeArgs = this.shapeArgs;



			Highcharts.SVGElement.prototype.animate.call(this, {

				_args: args	

			}, {

				duration: duration,

				start: function () {

					var args = arguments,

						fx = args[0],					

						elem = fx.elem,

						end = elem._shapeArgs;



					if (end.fill !== elem.color) {

						elem.attr({

							fill: end.fill

						});

					}

				},

				step: function () {

					var args = arguments,

						fx = args[1],

						result = fx.elem,						

						start = result._shapeArgs,

						end = fx.end,

						pos = fx.pos,

						sA = Highcharts.merge(start, {

							x: start.x + ((end.x - start.x) * pos),

							y: start.y + ((end.y - start.y) * pos),

							r: start.r + ((end.r - start.r) * pos),

							innerR: start.innerR + ((end.innerR - start.innerR) * pos),

							start: start.start + ((end.start - start.start) * pos),

							end: start.end + ((end.end - start.end) * pos)

						});



					var paths = result.renderer.arc3dPath(sA);



					result.shapeArgs = sA;



					result.top.attr({d: paths.top, zIndex: paths.zTop});

					result.inn.attr({d: paths.inn, zIndex: paths.zInn});

					result.out.attr({d: paths.out, zIndex: paths.zOut});

					result.side1.attr({d: paths.side1, zIndex: paths.zSide1});

					result.side2.attr({d: paths.side2, zIndex: paths.zSide2});



				}

			}, complete);

		} else {			

			Highcharts.SVGElement.prototype.animate.call(this, args, duration, complete);

		}

		return this;

	};



	// destroy all children

	result.destroy = function () {

		this.top.destroy();

		this.out.destroy();

		this.inn.destroy();

		this.side1.destroy();

		this.side2.destroy();



		Highcharts.SVGElement.prototype.destroy.call(this);

	};

	// hide all children

	result.hide = function () {

		this.top.hide();

		this.out.hide();

		this.inn.hide();

		this.side1.hide();

		this.side2.hide();

	};

	result.show = function () {

		this.top.show();

		this.out.show();

		this.inn.show();

		this.side1.show();

		this.side2.show();

	};	

	// show all children

	result.zIndex = zIndex;

	result.attr({zIndex: zIndex});

	return result;

};



/**

 * Generate the paths required to draw a 3D arc

 */

Highcharts.SVGRenderer.prototype.arc3dPath = function (shapeArgs) {

	var cx = shapeArgs.x, // x coordinate of the center

		cy = shapeArgs.y, // y coordinate of the center

		start = shapeArgs.start, // start angle

		end = shapeArgs.end - 0.00001, // end angle

		r = shapeArgs.r, // radius

		ir = shapeArgs.innerR, // inner radius

		d = shapeArgs.depth, // depth

		alpha = shapeArgs.alpha, // alpha rotation of the chart

		beta = shapeArgs.beta; // beta rotation of the chart



	// Derived Variables

	var cs = cos(start),		// cosinus of the start angle

		ss = sin(start),		// sinus of the start angle

		ce = cos(end),			// cosinus of the end angle

		se = sin(end),			// sinus of the end angle

		rx = r * cos(beta),		// x-radius 

		ry = r * cos(alpha),	// y-radius

		irx = ir * cos(beta),	// x-radius (inner)

		iry = ir * cos(alpha),	// y-radius (inner)

		dx = d * sin(beta),		// distance between top and bottom in x

		dy = d * sin(alpha);	// distance between top and bottom in y



	// TOP	

	var top = ['M', cx + (rx * cs), cy + (ry * ss)];

	top = top.concat(curveTo(cx, cy, rx, ry, start, end, 0, 0));

	top = top.concat([

		'L', cx + (irx * ce), cy + (iry * se)

	]);

	top = top.concat(curveTo(cx, cy, irx, iry, end, start, 0, 0));

	top = top.concat(['Z']);



	// OUTSIDE

	var b = (beta > 0 ? PI / 2 : 0),

		a = (alpha > 0 ? 0 : PI / 2);



	var start2 = start > -b ? start : (end > -b ? -b : start),

		end2 = end < PI - a ? end : (start < PI - a ? PI - a : end);

	

	var out = ['M', cx + (rx * cos(start2)), cy + (ry * sin(start2))];

	out = out.concat(curveTo(cx, cy, rx, ry, start2, end2, 0, 0));

	

	// When slice goes over middle, need to add both, left and right outer side:

	if (end > PI - a && start < PI - a) {

	// Go to outer side

	out = out.concat([

	'L', cx + (rx * cos(end2)) + dx, cy + (ry * sin(end2)) + dy

	]);

	// Curve to the true end of the slice

	out = out.concat(curveTo(cx, cy, rx, ry, end2, end, dx, dy));

	// Go to the inner side

	out = out.concat([

	'L', cx + (rx * cos(end)), cy + (ry * sin(end))

	]);

	// Go back to the artifical end2

	out = out.concat(curveTo(cx, cy, rx, ry, end, end2, 0, 0));

	}

	

	out = out.concat([

		'L', cx + (rx * cos(end2)) + dx, cy + (ry * sin(end2)) + dy

	]);

	out = out.concat(curveTo(cx, cy, rx, ry, end2, start2, dx, dy));

	out = out.concat(['Z']);



	// INSIDE

	var inn = ['M', cx + (irx * cs), cy + (iry * ss)];

	inn = inn.concat(curveTo(cx, cy, irx, iry, start, end, 0, 0));

	inn = inn.concat([

		'L', cx + (irx * cos(end)) + dx, cy + (iry * sin(end)) + dy

	]);

	inn = inn.concat(curveTo(cx, cy, irx, iry, end, start, dx, dy));

	inn = inn.concat(['Z']);



	// SIDES

	var side1 = [

		'M', cx + (rx * cs), cy + (ry * ss),

		'L', cx + (rx * cs) + dx, cy + (ry * ss) + dy,

		'L', cx + (irx * cs) + dx, cy + (iry * ss) + dy,

		'L', cx + (irx * cs), cy + (iry * ss),

		'Z'

	];

	var side2 = [

		'M', cx + (rx * ce), cy + (ry * se),

		'L', cx + (rx * ce) + dx, cy + (ry * se) + dy,

		'L', cx + (irx * ce) + dx, cy + (iry * se) + dy,

		'L', cx + (irx * ce), cy + (iry * se),

		'Z'

	];

	

	// correction for changed position of vanishing point caused by alpha and beta rotations

	var angleCorr = Math.atan2(dy, -dx),

		angleEnd = Math.abs(end + angleCorr), 

		angleStart = Math.abs(start + angleCorr),

		angleMid = Math.abs((start + end) / 2 + angleCorr);

	

	// set to 0-PI range

	function toZeroPIRange(angle) {

		angle = angle % (2 * PI);

		if (angle > PI) {

			angle = 2 * PI - angle; 

		}

		return angle;

	}

	angleEnd = toZeroPIRange(angleEnd);

	angleStart = toZeroPIRange(angleStart);

	angleMid = toZeroPIRange(angleMid);

	

	// *1e5 is to compensate pInt in zIndexSetter

	var incPrecision = 1e5,

		a1 = angleMid * incPrecision,

		a2 = angleStart * incPrecision,

		a3 = angleEnd * incPrecision;

		

	return {

		top: top,

		zTop: PI * incPrecision + 1, // max angle is PI, so this is allways higher

		out: out,

		zOut: Math.max(a1, a2, a3),

		inn: inn,

		zInn: Math.max(a1, a2, a3),

		side1: side1,

		zSide1: a3 * 0.99, // to keep below zOut and zInn in case of same values

		side2: side2,

		zSide2: a2 * 0.99

	};

};

/*** 

	EXTENSION FOR 3D CHARTS

***/

// Shorthand to check the is3d flag

Highcharts.Chart.prototype.is3d = function () {

	return this.options.chart.options3d && this.options.chart.options3d.enabled; // #4280

};



Highcharts.wrap(Highcharts.Chart.prototype, 'isInsidePlot', function (proceed) {

	if (this.is3d()) {

		return true;

	} else {

		return proceed.apply(this, [].slice.call(arguments, 1));

	}

});



var defaultChartOptions = Highcharts.getOptions();

defaultChartOptions.chart.options3d = {

	enabled: false,

	alpha: 0,

	beta: 0,

	depth: 100,

	viewDistance: 25,

	frame: {

		bottom: { size: 1, color: 'rgba(255,255,255,0)' },

		side: { size: 1, color: 'rgba(255,255,255,0)' },

		back: { size: 1, color: 'rgba(255,255,255,0)' }

	}

};



Highcharts.wrap(Highcharts.Chart.prototype, 'init', function (proceed) {

	var args = [].slice.call(arguments, 1),

		plotOptions,

		pieOptions;



	if (args[0].chart.options3d && args[0].chart.options3d.enabled) {

		// Normalize alpha and beta to (-360, 360) range

		args[0].chart.options3d.alpha = (args[0].chart.options3d.alpha || 0) % 360;

		args[0].chart.options3d.beta = (args[0].chart.options3d.beta || 0) % 360;



		plotOptions = args[0].plotOptions || {};

		pieOptions = plotOptions.pie || {};



		pieOptions.borderColor = Highcharts.pick(pieOptions.borderColor, undefined); 

	}

	proceed.apply(this, args);

});



Highcharts.wrap(Highcharts.Chart.prototype, 'setChartSize', function (proceed) {

	proceed.apply(this, [].slice.call(arguments, 1));



	if (this.is3d()) {

		var inverted = this.inverted,

			clipBox = this.clipBox,

			margin = this.margin,

			x = inverted ? 'y' : 'x',

			y = inverted ? 'x' : 'y',

			w = inverted ? 'height' : 'width',

			h = inverted ? 'width' : 'height';



		clipBox[x] = -(margin[3] || 0);

		clipBox[y] = -(margin[0] || 0);

		clipBox[w] = this.chartWidth + (margin[3] || 0) + (margin[1] || 0);

		clipBox[h] = this.chartHeight + (margin[0] || 0) + (margin[2] || 0);

	}

});



Highcharts.wrap(Highcharts.Chart.prototype, 'redraw', function (proceed) {

	if (this.is3d()) {

		// Set to force a redraw of all elements

		this.isDirtyBox = true;

	}

	proceed.apply(this, [].slice.call(arguments, 1));	

});



// Draw the series in the reverse order (#3803, #3917)

Highcharts.wrap(Highcharts.Chart.prototype, 'renderSeries', function (proceed) {

	var series,

		i = this.series.length;

	

	if (this.is3d()) {

		while (i--) {		

			series = this.series[i];

			series.translate();

			series.render();	

		}

	} else {

		proceed.call(this);

	}

});



Highcharts.Chart.prototype.retrieveStacks = function (stacking) {

	var series = this.series,

		stacks = {},

		stackNumber,

		i = 1;



	Highcharts.each(this.series, function (s) {

		stackNumber = pick(s.options.stack, (stacking ? 0 : series.length - 1 - s.index)); // #3841, #4532

		if (!stacks[stackNumber]) {

			stacks[stackNumber] = { series: [s], position: i};

			i++;

		} else {

			stacks[stackNumber].series.push(s);

		}

	});



	stacks.totalStacks = i + 1;

	return stacks;

};



/***

	EXTENSION TO THE AXIS

***/

Highcharts.wrap(Highcharts.Axis.prototype, 'setOptions', function (proceed, userOptions) {

	var options;

	proceed.call(this, userOptions);

	if (this.chart.is3d()) {

		options = this.options;

		options.tickWidth = Highcharts.pick(options.tickWidth, 0);

		options.gridLineWidth = Highcharts.pick(options.gridLineWidth, 1);

	}

});



Highcharts.wrap(Highcharts.Axis.prototype, 'render', function (proceed) {

	proceed.apply(this, [].slice.call(arguments, 1));



	// Do not do this if the chart is not 3D

	if (!this.chart.is3d()) {

		return;

	}



	var chart = this.chart,

		renderer = chart.renderer,

		options3d = chart.options.chart.options3d,

		frame = options3d.frame,

		fbottom = frame.bottom,

		fback = frame.back,

		fside = frame.side,

		depth = options3d.depth,

		height = this.height,

		width = this.width,

		left = this.left,

		top = this.top;



	if (this.isZAxis) {

		return;

	} else if (this.horiz) {

		var bottomShape = {

			x: left,

			y: top + (chart.xAxis[0].opposite ? -fbottom.size : height),

			z: 0,

			width: width,

			height: fbottom.size,

			depth: depth,

			insidePlotArea: false

		};

		if (!this.bottomFrame) {

			this.bottomFrame = renderer.cuboid(bottomShape).attr({

				fill: fbottom.color,

				zIndex: (chart.yAxis[0].reversed && options3d.alpha > 0 ? 4 : -1)

			})

			.css({

				stroke: fbottom.color

			}).add();

		} else {

			this.bottomFrame.animate(bottomShape);

		}

	} else {

		// BACK

		var backShape = {

			x: left + (chart.yAxis[0].opposite ? 0 : -fside.size),

			y: top + (chart.xAxis[0].opposite ? -fbottom.size : 0),

			z: depth,

			width: width + fside.size,

			height: height + fbottom.size,

			depth: fback.size,

			insidePlotArea: false

		};

		if (!this.backFrame) {

			this.backFrame = renderer.cuboid(backShape).attr({

				fill: fback.color, 

				zIndex: -3

			}).css({

				stroke: fback.color

			}).add();

		} else {

			this.backFrame.animate(backShape);

		}

		var sideShape = {

			x: left + (chart.yAxis[0].opposite ? width : -fside.size),

			y: top + (chart.xAxis[0].opposite ? -fbottom.size : 0),

			z: 0,

			width: fside.size,

			height: height + fbottom.size,

			depth: depth,

			insidePlotArea: false

		};

		if (!this.sideFrame) {

			this.sideFrame = renderer.cuboid(sideShape).attr({

				fill: fside.color, 

				zIndex: -2

			}).css({

				stroke: fside.color

			}).add();

		} else {

			this.sideFrame.animate(sideShape);

		}

	}

});



Highcharts.wrap(Highcharts.Axis.prototype, 'getPlotLinePath', function (proceed) {

	var path = proceed.apply(this, [].slice.call(arguments, 1));



	// Do not do this if the chart is not 3D

	if (!this.chart.is3d()) {

		return path;

	}



	if (path === null) { return path; }



	var chart = this.chart,

		options3d = chart.options.chart.options3d;



	var d = this.isZAxis ? this.chart.plotWidth : options3d.depth,

		opposite = this.opposite;

	if (this.horiz) {

		opposite = !opposite;

	}

	var pArr = [

		this.swapZ({ x: path[1], y: path[2], z: (opposite ? d : 0)}),

		this.swapZ({ x: path[1], y: path[2], z: d }),

		this.swapZ({ x: path[4], y: path[5], z: d }),

		this.swapZ({ x: path[4], y: path[5], z: (opposite ? 0 : d)})

	];



	pArr = perspective(pArr, this.chart, false);

	path = this.chart.renderer.toLinePath(pArr, false);



	return path;

});



// Do not draw axislines in 3D

Highcharts.wrap(Highcharts.Axis.prototype, 'getLinePath', function (proceed) {

	return this.chart.is3d() ? [] : proceed.apply(this, [].slice.call(arguments, 1));

});



Highcharts.wrap(Highcharts.Axis.prototype, 'getPlotBandPath', function (proceed) {

	// Do not do this if the chart is not 3D

	if (!this.chart.is3d()) {

		return proceed.apply(this, [].slice.call(arguments, 1));

	} else {

		var args = arguments,

			from = args[1],

			to = args[2];

	

		var toPath = this.getPlotLinePath(to),

			path = this.getPlotLinePath(from);

			

		if (path && toPath) {

			path.push(

				'L',

				toPath[10],	// These two do not exist in the regular getPlotLine

				toPath[11],  // ---- # 3005

				'L',

				toPath[7],

				toPath[8],

				'L',

				toPath[4],

				toPath[5],

				'L',

				toPath[1],

				toPath[2]

			);

		} else { // outside the axis area

			path = null;

		}

		

		return path;

	}

});



/*** 

	EXTENSION TO THE TICKS

***/



Highcharts.wrap(Highcharts.Tick.prototype, 'getMarkPath', function (proceed) {

	var path = proceed.apply(this, [].slice.call(arguments, 1));	



	// Do not do this if the chart is not 3D

	if (!this.axis.chart.is3d()) {

		return path;

	}



	var pArr = [

		this.axis.swapZ({x: path[1], y: path[2], z: 0}),

		this.axis.swapZ({x: path[4], y: path[5], z: 0})

	];



	pArr = perspective(pArr, this.axis.chart, false);

	path = [

		'M', pArr[0].x, pArr[0].y,

		'L', pArr[1].x, pArr[1].y

	];

	return path;

});



Highcharts.wrap(Highcharts.Tick.prototype, 'getLabelPosition', function (proceed) {

	var pos = proceed.apply(this, [].slice.call(arguments, 1));



	// Do not do this if the chart is not 3D

	if (!this.axis.chart.is3d()) {

		return pos;

	}



	var new_pos = perspective([this.axis.swapZ({x: pos.x, y: pos.y, z: 0})], this.axis.chart, false)[0];

	new_pos.x = new_pos.x - (!this.axis.horiz && this.axis.opposite ? this.axis.transA : 0); //#3788

	new_pos.old = pos;

	return new_pos;

});



Highcharts.wrap(Highcharts.Tick.prototype, 'handleOverflow', function (proceed, xy) {

	if (this.axis.chart.is3d()) {

		xy = xy.old;

	}

	return proceed.call(this, xy);

});



Highcharts.wrap(Highcharts.Axis.prototype, 'getTitlePosition', function (proceed) {

	var pos = proceed.apply(this, [].slice.call(arguments, 1));



	// Do not do this if the chart is not 3D

	if (!this.chart.is3d()) {

		return pos;

	}



	pos = perspective([this.swapZ({x: pos.x, y: pos.y, z: 0})], this.chart, false)[0];

	return pos;

});



Highcharts.wrap(Highcharts.Axis.prototype, 'drawCrosshair', function (proceed) {

	var args = arguments;

	if (this.chart.is3d()) {

		if (args[2]) {

			args[2] = {

				plotX: args[2].plotXold || args[2].plotX,

				plotY: args[2].plotYold || args[2].plotY

			};

		}

	}

	proceed.apply(this, [].slice.call(args, 1));

});



/***

    Z-AXIS

***/



Highcharts.Axis.prototype.swapZ = function (p, insidePlotArea) {

	if (this.isZAxis) {

		var plotLeft = insidePlotArea ? 0 : this.chart.plotLeft;

		var chart = this.chart;

		return {

			x: plotLeft + (chart.yAxis[0].opposite ? p.z : chart.xAxis[0].width - p.z),

			y: p.y,

			z: p.x - plotLeft

		};

	} else {

		return p;

	}

};



var ZAxis = Highcharts.ZAxis = function () {

	this.isZAxis = true;

	this.init.apply(this, arguments);

};

Highcharts.extend(ZAxis.prototype, Highcharts.Axis.prototype);

Highcharts.extend(ZAxis.prototype, {

	setOptions: function (userOptions) {

		userOptions = Highcharts.merge({

			offset: 0,

			lineWidth: 0

		}, userOptions);

		Highcharts.Axis.prototype.setOptions.call(this, userOptions);

		this.coll = 'zAxis';

	},

	setAxisSize: function () {

		Highcharts.Axis.prototype.setAxisSize.call(this);

		this.width = this.len = this.chart.options.chart.options3d.depth;

		this.right = this.chart.chartWidth - this.width - this.left;

	},

	getSeriesExtremes: function () {

		var axis = this,

			chart = axis.chart;



		axis.hasVisibleSeries = false;



		// Reset properties in case we're redrawing (#3353)

		axis.dataMin = axis.dataMax = axis.ignoreMinPadding = axis.ignoreMaxPadding = null;

		

		if (axis.buildStacks) {

			axis.buildStacks();

		}



		// loop through this axis' series

		Highcharts.each(axis.series, function (series) {



			if (series.visible || !chart.options.chart.ignoreHiddenSeries) {



				var seriesOptions = series.options,

					zData,

					threshold = seriesOptions.threshold;



				axis.hasVisibleSeries = true;



				// Validate threshold in logarithmic axes

				if (axis.isLog && threshold <= 0) {

					threshold = null;

				}



				zData = series.zData;

				if (zData.length) {

					axis.dataMin = Math.min(pick(axis.dataMin, zData[0]), Math.min.apply(null, zData));

					axis.dataMax = Math.max(pick(axis.dataMax, zData[0]), Math.max.apply(null, zData));

				}

			}

		});

	}

});





/**

* Extend the chart getAxes method to also get the color axis

*/

Highcharts.wrap(Highcharts.Chart.prototype, 'getAxes', function (proceed) {

	var chart = this,

		options = this.options,

		zAxisOptions = options.zAxis = Highcharts.splat(options.zAxis || {});



	proceed.call(this);



	if (!chart.is3d()) {

		return;

	}

	this.zAxis = [];

	Highcharts.each(zAxisOptions, function (axisOptions, i) {

		axisOptions.index = i;

		axisOptions.isX = true; //Z-Axis is shown horizontally, so it's kind of a X-Axis

		var zAxis = new ZAxis(chart, axisOptions);

		zAxis.setScale();

	});

});

/***

	EXTENSION FOR 3D COLUMNS

***/

Highcharts.wrap(Highcharts.seriesTypes.column.prototype, 'translate', function (proceed) {

	proceed.apply(this, [].slice.call(arguments, 1));



	// Do not do this if the chart is not 3D

	if (!this.chart.is3d()) {  

		return;

	}	



	var series = this,

		chart = series.chart,

		seriesOptions = series.options,

		depth = seriesOptions.depth || 25;



	var stack = seriesOptions.stacking ? (seriesOptions.stack || 0) : series._i;

	var z = stack * (depth + (seriesOptions.groupZPadding || 1));



	if (seriesOptions.grouping !== false) { z = 0; }



	z += (seriesOptions.groupZPadding || 1);



	Highcharts.each(series.data, function (point) {

		if (point.y !== null) {

			var shapeArgs = point.shapeArgs,

				tooltipPos = point.tooltipPos;



			point.shapeType = 'cuboid';

			shapeArgs.z = z;

			shapeArgs.depth = depth;

			shapeArgs.insidePlotArea = true;



			// Translate the tooltip position in 3d space

			tooltipPos = perspective([{ x: tooltipPos[0], y: tooltipPos[1], z: z }], chart, false)[0];

			point.tooltipPos = [tooltipPos.x, tooltipPos.y];

		}

	});

	// store for later use #4067

	series.z = z;

});



Highcharts.wrap(Highcharts.seriesTypes.column.prototype, 'animate', function (proceed) {

	if (!this.chart.is3d()) {

		proceed.apply(this, [].slice.call(arguments, 1));

	} else {

		var args = arguments,

			init = args[1],

			yAxis = this.yAxis,

			series = this,

			reversed = this.yAxis.reversed;



		if (Highcharts.svg) { // VML is too slow anyway

			if (init) {

				Highcharts.each(series.data, function (point) {

					if (point.y !== null) {

						point.height = point.shapeArgs.height;

						point.shapey = point.shapeArgs.y;	//#2968				

						point.shapeArgs.height = 1;

						if (!reversed) {

							if (point.stackY) {

								point.shapeArgs.y = point.plotY + yAxis.translate(point.stackY);

							} else {

								point.shapeArgs.y = point.plotY + (point.negative ? -point.height : point.height);

							}

						}

					}

				});



			} else { // run the animation				

				Highcharts.each(series.data, function (point) {					

					if (point.y !== null) {

						point.shapeArgs.height = point.height;

						point.shapeArgs.y = point.shapey;	//#2968

						// null value do not have a graphic

						if (point.graphic) {

							point.graphic.animate(point.shapeArgs, series.options.animation);					

						}

					}

				});



				// redraw datalabels to the correct position

				this.drawDataLabels();



				// delete this function to allow it only once

				series.animate = null;

			}

		}

	}

});



Highcharts.wrap(Highcharts.seriesTypes.column.prototype, 'init', function (proceed) {

	proceed.apply(this, [].slice.call(arguments, 1));



	if (this.chart.is3d()) {

		var seriesOptions = this.options,	

			grouping = seriesOptions.grouping,

			stacking = seriesOptions.stacking,

			z = 0;	

		

		if (!(grouping !== undefined && !grouping)) {

			var stacks = this.chart.retrieveStacks(stacking),

				stack = seriesOptions.stack || 0,

				i; // position within the stack

			for (i = 0; i < stacks[stack].series.length; i++) {

				if (stacks[stack].series[i] === this) {

					break;

				}

			}

			z = (stacks.totalStacks * 10) - (10 * (stacks.totalStacks - stacks[stack].position)) - i;

		}

				

		seriesOptions.zIndex = z;

	}

});

function draw3DPoints(proceed) {

	// Do not do this if the chart is not 3D

	if (this.chart.is3d()) {		

		var grouping = this.chart.options.plotOptions.column.grouping;

		if (grouping !== undefined && !grouping && this.group.zIndex !== undefined && !this.zIndexSet) {

			this.group.attr({zIndex : (this.group.zIndex * 10)});

			this.zIndexSet = true; // #4062 set zindex only once

		} 



		var options = this.options,

			states = this.options.states;

			

		this.borderWidth = options.borderWidth = defined(options.edgeWidth) ? options.edgeWidth : 1; //#4055



		Highcharts.each(this.data, function (point) {

			if (point.y !== null) {

				var pointAttr = point.pointAttr;



				// Set the border color to the fill color to provide a smooth edge

				this.borderColor = Highcharts.pick(options.edgeColor, pointAttr[''].fill);



				pointAttr[''].stroke = this.borderColor;

				pointAttr.hover.stroke = Highcharts.pick(states.hover.edgeColor, this.borderColor);

				pointAttr.select.stroke = Highcharts.pick(states.select.edgeColor, this.borderColor);

			}

		});

	}



	proceed.apply(this, [].slice.call(arguments, 1));

}



Highcharts.wrap(Highcharts.Series.prototype, 'alignDataLabel', function (proceed) {

	

	// Only do this for 3D columns and columnranges

	if (this.chart.is3d() && (this.type === 'column' || this.type === 'columnrange')) {

		var series = this,

			chart = series.chart;



		var args = arguments,

			alignTo = args[4];

		

		var pos = ({x: alignTo.x, y: alignTo.y, z: series.z});

		pos = perspective([pos], chart, true)[0];

		alignTo.x = pos.x;

		alignTo.y = pos.y;

	}



	proceed.apply(this, [].slice.call(arguments, 1));

});



if (Highcharts.seriesTypes.columnrange) {

	Highcharts.wrap(Highcharts.seriesTypes.columnrange.prototype, 'drawPoints', draw3DPoints);

}



Highcharts.wrap(Highcharts.seriesTypes.column.prototype, 'drawPoints', draw3DPoints);



/*** 

	EXTENSION FOR 3D CYLINDRICAL COLUMNS

	Not supported

***/

/*

var defaultOptions = Highcharts.getOptions();

defaultOptions.plotOptions.cylinder = Highcharts.merge(defaultOptions.plotOptions.column);

var CylinderSeries = Highcharts.extendClass(Highcharts.seriesTypes.column, {

	type: 'cylinder'

});

Highcharts.seriesTypes.cylinder = CylinderSeries;



Highcharts.wrap(Highcharts.seriesTypes.cylinder.prototype, 'translate', function (proceed) {

	proceed.apply(this, [].slice.call(arguments, 1));



	// Do not do this if the chart is not 3D

	if (!this.chart.is3d()) {

		return;

	}	



	var series = this,

		chart = series.chart,

		options = chart.options,

		cylOptions = options.plotOptions.cylinder,

		options3d = options.chart.options3d,

		depth = cylOptions.depth || 0,

		origin = {

			x: chart.inverted ? chart.plotHeight / 2 : chart.plotWidth / 2,

			y: chart.inverted ? chart.plotWidth / 2 : chart.plotHeight / 2, 

			z: options3d.depth,

			vd: options3d.viewDistance

		},

		alpha = options3d.alpha;



	var z = cylOptions.stacking ? (this.options.stack || 0) * depth : series._i * depth;

	z += depth / 2;



	if (cylOptions.grouping !== false) { z = 0; }



	Highcharts.each(series.data, function (point) {

		var shapeArgs = point.shapeArgs;

		point.shapeType = 'arc3d';

		shapeArgs.x += depth / 2;

		shapeArgs.z = z;

		shapeArgs.start = 0;

		shapeArgs.end = 2 * PI;

		shapeArgs.r = depth * 0.95;

		shapeArgs.innerR = 0;

		shapeArgs.depth = shapeArgs.height * (1 / sin((90 - alpha) * deg2rad)) - z;

		shapeArgs.alpha = 90 - alpha;

		shapeArgs.beta = 0;

		shapeArgs.origin = origin;	

	});

});

*//*** 

	EXTENSION FOR 3D PIES

***/



Highcharts.wrap(Highcharts.seriesTypes.pie.prototype, 'translate', function (proceed) {

	proceed.apply(this, [].slice.call(arguments, 1));



	// Do not do this if the chart is not 3D

	if (!this.chart.is3d()) {

		return;

	}	

	

	var series = this,

		chart = series.chart,

		options = chart.options,

		seriesOptions = series.options,

		depth = seriesOptions.depth || 0,

		options3d = options.chart.options3d,

		origin = {

			x: chart.plotWidth / 2,

			y: chart.plotHeight / 2,

			z: options3d.depth

		},

		alpha = options3d.alpha,

		beta = options3d.beta,

		z = seriesOptions.stacking ? (seriesOptions.stack || 0) * depth : series._i * depth;



	z += depth / 2;



	if (seriesOptions.grouping !== false) { z = 0; }



	Highcharts.each(series.data, function (point) {



		var shapeArgs = point.shapeArgs,

			angle;



		point.shapeType = 'arc3d';



		shapeArgs.z = z;

		shapeArgs.depth = depth * 0.75;

		shapeArgs.origin = origin;

		shapeArgs.alpha = alpha;

		shapeArgs.beta = beta;

		shapeArgs.center = series.center;

		

		angle = (shapeArgs.end + shapeArgs.start) / 2;



		point.slicedTranslation = {

			translateX : round(cos(angle) * seriesOptions.slicedOffset * cos(alpha * deg2rad)),

			translateY : round(sin(angle) * seriesOptions.slicedOffset * cos(alpha * deg2rad))

		};

	});

});



Highcharts.wrap(Highcharts.seriesTypes.pie.prototype.pointClass.prototype, 'haloPath', function (proceed) {

	var args = arguments;

	return this.series.chart.is3d() ? [] : proceed.call(this, args[1]);

});



Highcharts.wrap(Highcharts.seriesTypes.pie.prototype, 'drawPoints', function (proceed) {



	var seriesGroup = this.group,

		options = this.options,

		states = options.states;



	// Do not do this if the chart is not 3D

	if (this.chart.is3d()) {

		// Set the border color to the fill color to provide a smooth edge

		this.borderWidth = options.borderWidth = options.edgeWidth || 1;

		this.borderColor = options.edgeColor = Highcharts.pick(options.edgeColor, options.borderColor, undefined);



		states.hover.borderColor = Highcharts.pick(states.hover.edgeColor, this.borderColor);		

		states.hover.borderWidth = Highcharts.pick(states.hover.edgeWidth, this.borderWidth);	

		states.select.borderColor = Highcharts.pick(states.select.edgeColor, this.borderColor);		

		states.select.borderWidth = Highcharts.pick(states.select.edgeWidth, this.borderWidth);



		Highcharts.each(this.data, function (point) {

			var pointAttr = point.pointAttr;

			pointAttr[''].stroke = point.series.borderColor || point.color;

			pointAttr['']['stroke-width'] = point.series.borderWidth;

			pointAttr.hover.stroke = states.hover.borderColor;	

			pointAttr.hover['stroke-width'] = states.hover.borderWidth;

			pointAttr.select.stroke = states.select.borderColor;

			pointAttr.select['stroke-width'] = states.select.borderWidth;

		});	

	}



	proceed.apply(this, [].slice.call(arguments, 1));



	if (this.chart.is3d()) {		

		Highcharts.each(this.points, function (point) {

			var graphic = point.graphic;



			graphic.out.add(seriesGroup);

			graphic.inn.add(seriesGroup);

			graphic.side1.add(seriesGroup);

			graphic.side2.add(seriesGroup);



			// Hide null or 0 points (#3006, 3650)

			graphic[point.y ? 'show' : 'hide']();

		});		

	}

});



Highcharts.wrap(Highcharts.seriesTypes.pie.prototype, 'drawDataLabels', function (proceed) {

	if (this.chart.is3d()) {

		var series = this;

		Highcharts.each(series.data, function (point) {

			var shapeArgs = point.shapeArgs,

				r = shapeArgs.r,

				d = shapeArgs.depth,

				a1 = (shapeArgs.alpha || series.chart.options.chart.options3d.alpha) * deg2rad, //#3240 issue with datalabels for 0 and null values

				a2 = (shapeArgs.start + shapeArgs.end) / 2,

				labelPos = point.labelPos;



			labelPos[1] += (-r * (1 - cos(a1)) * sin(a2)) + (sin(a2) > 0 ? sin(a1) * d : 0);

			labelPos[3] += (-r * (1 - cos(a1)) * sin(a2)) + (sin(a2) > 0 ? sin(a1) * d : 0);

			labelPos[5] += (-r * (1 - cos(a1)) * sin(a2)) + (sin(a2) > 0 ? sin(a1) * d : 0);



		});

	} 



	proceed.apply(this, [].slice.call(arguments, 1));

});



Highcharts.wrap(Highcharts.seriesTypes.pie.prototype, 'addPoint', function (proceed) {

	proceed.apply(this, [].slice.call(arguments, 1));	

	if (this.chart.is3d()) {

		// destroy (and rebuild) everything!!!

		this.update(this.userOptions, true); // #3845 pass the old options

	}

});



Highcharts.wrap(Highcharts.seriesTypes.pie.prototype, 'animate', function (proceed) {

	if (!this.chart.is3d()) {

		proceed.apply(this, [].slice.call(arguments, 1));

	} else {

		var args = arguments,

			init = args[1],

			animation = this.options.animation,

			attribs,

			center = this.center,

			group = this.group,

			markerGroup = this.markerGroup;



		if (Highcharts.svg) { // VML is too slow anyway

				

				if (animation === true) {

					animation = {};

				}

				// Initialize the animation

				if (init) {

				

					// Scale down the group and place it in the center

					group.oldtranslateX = group.translateX;

					group.oldtranslateY = group.translateY;

					attribs = {

						translateX: center[0],

						translateY: center[1],

						scaleX: 0.001, // #1499

						scaleY: 0.001

					};

					

					group.attr(attribs);

					if (markerGroup) {

						markerGroup.attrSetters = group.attrSetters;

						markerGroup.attr(attribs);

					}

				

				// Run the animation

				} else {

					attribs = {

						translateX: group.oldtranslateX,

						translateY: group.oldtranslateY,

						scaleX: 1,

						scaleY: 1

					};

					group.animate(attribs, animation);



					if (markerGroup) {

						markerGroup.animate(attribs, animation);

					}

				

					// Delete this function to allow it only once

					this.animate = null;

				}

				

		}

	}

});/*** 

	EXTENSION FOR 3D SCATTER CHART

***/



Highcharts.wrap(Highcharts.seriesTypes.scatter.prototype, 'translate', function (proceed) {

//function translate3d(proceed) {

	proceed.apply(this, [].slice.call(arguments, 1));

	

	if (!this.chart.is3d()) {

		return;

	}	



	var series = this,

		chart = series.chart,

		zAxis = Highcharts.pick(series.zAxis, chart.options.zAxis[0]),

		rawPoints = [],

		rawPoint,

		projectedPoints,

		projectedPoint,

		zValue,

		i;



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

		rawPoint = series.data[i];

		zValue = zAxis.isLog && zAxis.val2lin ? zAxis.val2lin(rawPoint.z) : rawPoint.z; // #4562

		rawPoint.plotZ = zAxis.translate(zValue);



		rawPoint.isInside = rawPoint.isInside ? (zValue >= zAxis.min && zValue <= zAxis.max) : false;



		rawPoints.push({

			x: rawPoint.plotX,

			y: rawPoint.plotY,

			z: rawPoint.plotZ

		});

	}



	projectedPoints = perspective(rawPoints, chart, true);



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

		rawPoint = series.data[i];

		projectedPoint = projectedPoints[i];



		rawPoint.plotXold = rawPoint.plotX;

		rawPoint.plotYold = rawPoint.plotY;



		rawPoint.plotX = projectedPoint.x;

		rawPoint.plotY = projectedPoint.y;

		rawPoint.plotZ = projectedPoint.z;





	}



});



Highcharts.wrap(Highcharts.seriesTypes.scatter.prototype, 'init', function (proceed, chart, options) {

	if (chart.is3d()) {

		// add a third coordinate

		this.axisTypes = ['xAxis', 'yAxis', 'zAxis'];

		this.pointArrayMap = ['x', 'y', 'z'];

		this.parallelArrays = ['x', 'y', 'z'];

	}



	var result = proceed.apply(this, [chart, options]);



	if (this.chart.is3d()) {

		// Set a new default tooltip formatter

		var default3dScatterTooltip = 'x: <b>{point.x}</b><br/>y: <b>{point.y}</b><br/>z: <b>{point.z}</b><br/>';

		if (this.userOptions.tooltip) {

			this.tooltipOptions.pointFormat = this.userOptions.tooltip.pointFormat || default3dScatterTooltip;

		} else {

			this.tooltipOptions.pointFormat = default3dScatterTooltip;

		}

	}

	return result;

});

/**

 *	Extension to the VML Renderer

 */

if (Highcharts.VMLRenderer) {



Highcharts.setOptions({animate: false});



Highcharts.VMLRenderer.prototype.cuboid = Highcharts.SVGRenderer.prototype.cuboid;

Highcharts.VMLRenderer.prototype.cuboidPath = Highcharts.SVGRenderer.prototype.cuboidPath;



Highcharts.VMLRenderer.prototype.toLinePath = Highcharts.SVGRenderer.prototype.toLinePath;



Highcharts.VMLRenderer.prototype.createElement3D = Highcharts.SVGRenderer.prototype.createElement3D;



Highcharts.VMLRenderer.prototype.arc3d = function (shapeArgs) { 

	var result = Highcharts.SVGRenderer.prototype.arc3d.call(this, shapeArgs);

	result.css({zIndex: result.zIndex});

	return result;

};



Highcharts.VMLRenderer.prototype.arc3dPath = Highcharts.SVGRenderer.prototype.arc3dPath;



Highcharts.wrap(Highcharts.Axis.prototype, 'render', function (proceed) {

	proceed.apply(this, [].slice.call(arguments, 1));

	// VML doesn't support a negative z-index

	if (this.sideFrame) {

		this.sideFrame.css({zIndex: 0});

		this.sideFrame.front.attr({fill: this.sideFrame.color});

	}

	if (this.bottomFrame) {

		this.bottomFrame.css({zIndex: 1});

		this.bottomFrame.front.attr({fill: this.bottomFrame.color});

	}	

	if (this.backFrame) {

		this.backFrame.css({zIndex: 0});

		this.backFrame.front.attr({fill: this.backFrame.color});

	}		

});



}



}(Highcharts));

