text: /*
  Plugin Name: amCharts Export
  Description: Adds export capabilities to amCharts products
  Author: Benjamin Maertz, amCharts
  Version: 1.4.18
  Author URI: http://www.amcharts.com/
  
  Copyright 2015 amCharts
  
  Licensed under the Apache License, Version 2.0 (the "License");
  you may not use this file except in compliance with the License.
  You may obtain a copy of the License at
  
  	http://www.apache.org/licenses/LICENSE-2.0
  
  Unless required by applicable law or agreed to in writing, software
  distributed under the License is distributed on an "AS IS" BASIS,
  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  See the License for the specific language governing permissions and
  limitations under the License.
  
  Please note that the above license covers only this plugin. It by all means does
  not apply to any other amCharts products that are covered by different licenses.
  */
  
  /*
   ** Polyfill translation
   */
  if ( !AmCharts.translations[ "export" ] ) {
  	AmCharts.translations[ "export" ] = {}
  }
  if ( !AmCharts.translations[ "export" ][ "en" ] ) {
  	AmCharts.translations[ "export" ][ "en" ] = {
  		"fallback.save.text": "CTRL + C to copy the data into the clipboard.",
  		"fallback.save.image": "Rightclick -> Save picture as... to save the image.",
  
  		"capturing.delayed.menu.label": "{{duration}}",
  		"capturing.delayed.menu.title": "Click to cancel",
  
  		"menu.label.print": "Print",
  		"menu.label.undo": "Undo",
  		"menu.label.redo": "Redo",
  		"menu.label.cancel": "Cancel",
  
  		"menu.label.save.image": "Download as ...",
  		"menu.label.save.data": "Save as ...",
  
  		"menu.label.draw": "Annotate ...",
  		"menu.label.draw.change": "Change ...",
  		"menu.label.draw.add": "Add ...",
  		"menu.label.draw.shapes": "Shape ...",
  		"menu.label.draw.colors": "Color ...",
  		"menu.label.draw.widths": "Size ...",
  		"menu.label.draw.opacities": "Opacity ...",
  		"menu.label.draw.text": "Text",
  
  		"menu.label.draw.modes": "Mode ...",
  		"menu.label.draw.modes.pencil": "Pencil",
  		"menu.label.draw.modes.line": "Line",
  		"menu.label.draw.modes.arrow": "Arrow"
  	}
  }
  
  /*
   ** Polyfill export class
   */
  ( function() {
  	AmCharts[ "export" ] = function( chart, config ) {
  		var _this = {
  			name: "export",
  			version: "1.4.18",
  			libs: {
  				async: true,
  				autoLoad: true,
  				reload: false,
  				resources: [ {
  					"pdfmake/pdfmake.js": [ "pdfmake/vfs_fonts.js" ],
  					"jszip/jszip.js": [ "xlsx/xlsx.js" ]
  				}, "fabric.js/fabric.js", "FileSaver.js/FileSaver.js" ],
  				namespaces: {
  					"pdfmake.js": "pdfMake",
  					"jszip.js": "JSZip",
  					"xlsx.js": "XLSX",
  					"fabric.js": "fabric",
  					"FileSaver.js": "saveAs"
  				}
  			},
  			config: {},
  			setup: {
  				chart: chart,
  				hasBlob: false,
  				wrapper: false
  			},
  			drawing: {
  				enabled: false,
  				undos: [],
  				redos: [],
  				buffer: {
  					position: {
  						x1: 0,
  						y1: 0,
  						x2: 0,
  						y2: 0,
  						xD: 0,
  						yD: 0
  					}
  				},
  				handler: {
  					undo: function( options, skipped ) {
  						var item = _this.drawing.undos.pop();
  						if ( item ) {
  							item.selectable = true;
  							_this.drawing.redos.push( item );
  
  							if ( item.action == "added" ) {
  								_this.setup.fabric.remove( item.target );
  							}
  
  							var state = JSON.parse( item.state );
  							item.target.set( state );
  
  							if ( item.target instanceof fabric.Group ) {
  								_this.drawing.handler.change( {
  									color: state.cfg.color,
  									width: state.cfg.width,
  									opacity: state.cfg.opacity
  								}, true, item.target );
  							}
  
  							_this.setup.fabric.renderAll();
  
  							// RECALL
  							if ( item.state == item.target.recentState && !skipped ) {
  								_this.drawing.handler.undo( item, true );
  							}
  						}
  					},
  					redo: function( options, skipped ) {
  						var item = _this.drawing.redos.pop();
  						if ( item ) {
  							item.selectable = true;
  							_this.drawing.undos.push( item );
  
  							if ( item.action == "added" ) {
  								_this.setup.fabric.add( item.target );
  							}
  
  							var state = JSON.parse( item.state );
  							item.target.recentState = item.state;
  							item.target.set( state );
  
  							if ( item.target instanceof fabric.Group ) {
  								_this.drawing.handler.change( {
  									color: state.cfg.color,
  									width: state.cfg.width,
  									opacity: state.cfg.opacity
  								}, true, item.target );
  							}
  
  							_this.setup.fabric.renderAll();
  
  							// RECALL
  							if ( item.action == "addified" ) {
  								_this.drawing.handler.redo();
  							}
  						}
  					},
  					done: function( options ) {
  						_this.drawing.buffer.enabled = false;
  						_this.drawing.undos = [];
  						_this.drawing.redos = [];
  						_this.createMenu( _this.config.menu );
  						_this.setup.fabric.deactivateAll();
  
  						if ( _this.setup.wrapper ) {
  							_this.setup.chart.containerDiv.removeChild( _this.setup.wrapper );
  							_this.setup.wrapper = false;
  						}
  					},
  					add: function( options ) {
  						var cfg = _this.deepMerge( {
  							top: _this.setup.fabric.height / 2,
  							left: _this.setup.fabric.width / 2
  						}, options || {} );
  						var method = cfg.url.indexOf( ".svg" ) != -1 ? fabric.loadSVGFromURL : fabric.Image.fromURL;
  
  						method( cfg.url, function( objects, options ) {
  							var group = options !== undefined ? fabric.util.groupSVGElements( objects, options ) : objects;
  							var ratio = false;
  
  							// RESCALE ONLY IF IT EXCEEDS THE CANVAS
  							if ( group.height > _this.setup.fabric.height || group.width > _this.setup.fabric.width ) {
  								ratio = ( _this.setup.fabric.height / 2 ) / group.height;
  							}
  
  							if ( cfg.top > _this.setup.fabric.height ) {
  								cfg.top = _this.setup.fabric.height / 2;
  							}
  
  							if ( cfg.left > _this.setup.fabric.width ) {
  								cfg.left = _this.setup.fabric.width / 2;
  							}
  
  							group.set( {
  								originX: "center",
  								originY: "center",
  								top: cfg.top,
  								left: cfg.left,
  								width: ratio ? group.width * ratio : group.width,
  								height: ratio ? group.height * ratio : group.height,
  								fill: _this.drawing.color
  							} );
  							_this.setup.fabric.add( group );
  						} );
  					},
  					change: function( options, skipped, target ) {
  						var cfg = _this.deepMerge( {}, options || {} );
  						var state, i1, rgba;
  						var current = target || _this.drawing.buffer.target;
  						var objects = current ? current._objects ? current._objects : [ current ] : null;
  
  						// UPDATE DRAWING OBJECT
  						if ( cfg.mode ) {
  							_this.drawing.mode = cfg.mode;
  						}
  						if ( cfg.width ) {
  							_this.drawing.width = cfg.width;
  							_this.drawing.fontSize = cfg.width * 3;
  						}
  						if ( cfg.fontSize ) {
  							_this.drawing.fontSize = cfg.fontSize;
  						}
  						if ( cfg.color ) {
  							_this.drawing.color = cfg.color;
  						}
  						if ( cfg.opacity ) {
  							_this.drawing.opacity = cfg.opacity;
  						}
  
  						// APPLY OPACITY ON CURRENT COLOR
  						rgba = new fabric.Color( _this.drawing.color ).getSource();
  						rgba.pop();
  						rgba.push( _this.drawing.opacity );
  						_this.drawing.color = "rgba(" + rgba.join() + ")";
  						_this.setup.fabric.freeDrawingBrush.color = _this.drawing.color;
  						_this.setup.fabric.freeDrawingBrush.width = _this.drawing.width;
  
  						// UPDATE CURRENT SELECTION
  						if ( current ) {
  							state = JSON.parse( current.recentState ).cfg;
  
  							// UPDATE GIVE OPTIONS ONLY
  							if ( state ) {
  								cfg.color = cfg.color || state.color;
  								cfg.width = cfg.width || state.width;
  								cfg.opacity = cfg.opacity || state.opacity;
  								cfg.fontSize = cfg.fontSize || cfg.width * 3;
  
  								rgba = new fabric.Color( cfg.color ).getSource();
  								rgba.pop();
  								rgba.push( cfg.opacity );
  								cfg.color = "rgba(" + rgba.join() + ")";
  							}
  
  							// UPDATE OBJECTS
  							for ( i1 = 0; i1 < objects.length; i1++ ) {
  								if (
  									objects[ i1 ] instanceof fabric.Text ||
  									objects[ i1 ] instanceof fabric.PathGroup ||
  									objects[ i1 ] instanceof fabric.Triangle
  								) {
  									if ( cfg.color || cfg.opacity ) {
  										objects[ i1 ].set( {
  											fill: cfg.color
  										} );
  									}
  									if ( cfg.fontSize ) {
  										objects[ i1 ].set( {
  											fontSize: cfg.fontSize
  										} );
  									}
  								} else if (
  									objects[ i1 ] instanceof fabric.Path ||
  									objects[ i1 ] instanceof fabric.Line
  								) {
  									if ( current instanceof fabric.Group ) {
  										if ( cfg.color || cfg.opacity ) {
  											objects[ i1 ].set( {
  												stroke: cfg.color
  											} );
  										}
  									} else {
  										if ( cfg.color || cfg.opacity ) {
  											objects[ i1 ].set( {
  												stroke: cfg.color
  											} );
  										}
  										if ( cfg.width ) {
  											objects[ i1 ].set( {
  												strokeWidth: cfg.width
  											} );
  										}
  									}
  								}
  							}
  
  							// ADD UNDO
  							if ( !skipped ) {
  								state = JSON.stringify( _this.deepMerge( current.saveState().originalState, {
  									cfg: {
  										color: cfg.color,
  										width: cfg.width,
  										opacity: cfg.opacity
  									}
  								} ) );
  								current.recentState = state;
  								_this.drawing.redos = [];
  								_this.drawing.undos.push( {
  									action: "modified",
  									target: current,
  									state: state
  								} );
  							}
  
  							_this.setup.fabric.renderAll();
  						}
  					},
  					text: function( options ) {
  						var cfg = _this.deepMerge( {
  							text: _this.i18l( "menu.label.draw.text" ),
  							top: _this.setup.fabric.height / 2,
  							left: _this.setup.fabric.width / 2,
  							fontSize: _this.drawing.fontSize,
  							fontFamily: _this.setup.chart.fontFamily || "Verdana",
  							fill: _this.drawing.color
  						}, options || {} );
  
  						cfg.click = function() {};
  
  						var text = new fabric.IText( cfg.text, cfg );
  
  						_this.setup.fabric.add( text );
  						_this.setup.fabric.setActiveObject( text );
  
  						text.selectAll();
  						text.enterEditing();
  
  						return text;
  					},
  					line: function( options ) {
  						var cfg = _this.deepMerge( {
  							x1: ( _this.setup.fabric.width / 2 ) - ( _this.setup.fabric.width / 10 ),
  							x2: ( _this.setup.fabric.width / 2 ) + ( _this.setup.fabric.width / 10 ),
  							y1: ( _this.setup.fabric.height / 2 ),
  							y2: ( _this.setup.fabric.height / 2 ),
  							angle: 90,
  							strokeLineCap: _this.drawing.lineCap,
  							arrow: _this.drawing.arrow,
  							color: _this.drawing.color,
  							width: _this.drawing.width,
  							group: [],
  						}, options || {} );
  						var i1, arrow, arrowTop, arrowLeft;
  						var line = new fabric.Line( [ cfg.x1, cfg.y1, cfg.x2, cfg.y2 ], {
  							stroke: cfg.color,
  							strokeWidth: cfg.width,
  							strokeLineCap: cfg.strokeLineCap
  						} );
  
  						cfg.group.push( line );
  
  						if ( cfg.arrow ) {
  							cfg.angle = cfg.angle ? cfg.angle : _this.getAngle( cfg.x1, cfg.y1, cfg.x2, cfg.y2 );
  
  							if ( cfg.arrow == "start" ) {
  								arrowTop = cfg.y1 + ( cfg.width / 2 );
  								arrowLeft = cfg.x1 + ( cfg.width / 2 );
  							} else if ( cfg.arrow == "middle" ) {
  								arrowTop = cfg.y2 + ( cfg.width / 2 ) - ( ( cfg.y2 - cfg.y1 ) / 2 );
  								arrowLeft = cfg.x2 + ( cfg.width / 2 ) - ( ( cfg.x2 - cfg.x1 ) / 2 );
  							} else { // arrow: end
  								arrowTop = cfg.y2 + ( cfg.width / 2 );
  								arrowLeft = cfg.x2 + ( cfg.width / 2 );
  							}
  
  							arrow = new fabric.Triangle( {
  								top: arrowTop,
  								left: arrowLeft,
  								fill: cfg.color,
  								height: cfg.width * 7,
  								width: cfg.width * 7,
  								angle: cfg.angle,
  								originX: "center",
  								originY: "bottom"
  							} );
  							cfg.group.push( arrow );
  						}
  
  						if ( cfg.action != "config" ) {
  							if ( cfg.arrow ) {
  								var group = new fabric.Group( cfg.group );
  								group.set( {
  									cfg: cfg,
  									fill: cfg.color,
  									action: cfg.action,
  									selectable: true,
  									known: cfg.action == "change"
  								} );
  								if ( cfg.action == "change" ) {
  									_this.setup.fabric.setActiveObject( group );
  								}
  								_this.setup.fabric.add( group );
  								return group;
  							} else {
  								_this.setup.fabric.add( line );
  								return line;
  							}
  						} else {
  							for ( i1 = 0; i1 < cfg.group.length; i1++ ) {
  								cfg.group[ i1 ].noUndo = true;
  								_this.setup.fabric.add( cfg.group[ i1 ] );
  							}
  						}
  						return cfg;
  					}
  				}
  			},
  			defaults: {
  				position: "top-right",
  				fileName: "amCharts",
  				action: "download",
  				overflow: true,
  				path: ( ( chart.path || "" ) + "plugins/export/" ),
  				formats: {
  					JPG: {
  						mimeType: "image/jpg",
  						extension: "jpg",
  						capture: true
  					},
  					PNG: {
  						mimeType: "image/png",
  						extension: "png",
  						capture: true
  					},
  					SVG: {
  						mimeType: "text/xml",
  						extension: "svg",
  						capture: true
  					},
  					PDF: {
  						mimeType: "application/pdf",
  						extension: "pdf",
  						capture: true
  					},
  					CSV: {
  						mimeType: "text/plain",
  						extension: "csv"
  					},
  					JSON: {
  						mimeType: "text/plain",
  						extension: "json"
  					},
  					XLSX: {
  						mimeType: "application/octet-stream",
  						extension: "xlsx"
  					}
  				},
  				fabric: {
  					backgroundColor: "#FFFFFF",
  					removeImages: true,
  					selection: false,
  					drawing: {
  						enabled: true,
  						arrow: "end",
  						lineCap: "butt",
  						mode: "pencil",
  						modes: [ "pencil", "line", "arrow" ],
  						color: "#000000",
  						colors: [ "#000000", "#FFFFFF", "#FF0000", "#00FF00", "#0000FF" ],
  						shapes: [ "11.svg", "14.svg", "16.svg", "17.svg", "20.svg", "27.svg" ],
  						width: 1,
  						fontSize: 11,
  						widths: [ 1, 5, 10, 15 ],
  						opacity: 1,
  						opacities: [ 1, 0.8, 0.6, 0.4, 0.2 ],
  						menu: undefined,
  						autoClose: true
  					},
  					border: {
  						fill: "",
  						fillOpacity: 0,
  						stroke: "#000000",
  						strokeWidth: 1,
  						strokeOpacity: 1
  					}
  				},
  				pdfMake: {
  					pageSize: "A4",
  					pageOrientation: "portrait",
  					images: {},
  					content: [ "Saved from:", window.location.href, {
  						image: "reference",
  						fit: [ 523.28, 769.89 ]
  					} ]
  				},
  				menu: undefined,
  				divId: null,
  				menuReviver: null,
  				menuWalker: null,
  				fallback: true,
  				keyListener: true,
  				fileListener: true
  			},
  
  			/**
  			 * Returns translated message, takes english as default
  			 */
  			i18l: function( key, language ) {
  				var lang = language ? langugage : _this.setup.chart.language ? _this.setup.chart.language : "en";
  				var catalog = AmCharts.translations[ _this.name ][ lang ] || AmCharts.translations[ _this.name ][ "en" ];
  
  				return catalog[ key ] || key;
  			},
  
  			/**
  			 * Generates download file; if unsupported offers fallback to save manually
  			 */
  			download: function( data, type, filename ) {
  				// SAVE
  				if ( window.saveAs && _this.setup.hasBlob ) {
  					var blob = _this.toBlob( {
  						data: data,
  						type: type
  					}, function( data ) {
  						saveAs( data, filename );
  					} );
  
  					// FALLBACK TEXTAREA
  				} else if ( _this.config.fallback && type == "text/plain" ) {
  					var div = document.createElement( "div" );
  					var msg = document.createElement( "div" );
  					var textarea = document.createElement( "textarea" );
  
  					msg.innerHTML = _this.i18l( "fallback.save.text" );
  
  					div.appendChild( msg );
  					div.appendChild( textarea );
  					msg.setAttribute( "class", "amcharts-export-fallback-message" );
  					div.setAttribute( "class", "amcharts-export-fallback" );
  					_this.setup.chart.containerDiv.appendChild( div );
  
  					// FULFILL TEXTAREA AND PRESELECT
  					textarea.setAttribute( "readonly", "" );
  					textarea.value = data;
  					textarea.focus();
  					textarea.select();
  
  					// UPDATE MENU
  					_this.createMenu( [ {
  						"class": "export-main export-close",
  						label: "Done",
  						click: function() {
  							_this.createMenu( _this.config.menu );
  							_this.setup.chart.containerDiv.removeChild( div );
  						}
  					} ] );
  
  					// FALLBACK IMAGE
  				} else if ( _this.config.fallback && type.split( "/" )[ 0 ] == "image" ) {
  					var div = document.createElement( "div" );
  					var msg = document.createElement( "div" );
  					var img = _this.toImage( {
  						data: data
  					} );
  
  					msg.innerHTML = _this.i18l( "fallback.save.image" );
  
  					// FULFILL TEXTAREA AND PRESELECT
  					div.appendChild( msg );
  					div.appendChild( img );
  					msg.setAttribute( "class", "amcharts-export-fallback-message" );
  					div.setAttribute( "class", "amcharts-export-fallback" );
  					_this.setup.chart.containerDiv.appendChild( div );
  
  					// UPDATE MENU
  					_this.createMenu( [ {
  						"class": "export-main export-close",
  						label: "Done",
  						click: function() {
  							_this.createMenu( _this.config.menu );
  							_this.setup.chart.containerDiv.removeChild( div );
  						}
  					} ] );
  
  					// ERROR
  				} else {
  					throw new Error( "Unable to create file. Ensure saveAs (FileSaver.js) is supported." );
  				}
  				return data;
  			},
  
  			/**
  			 * Generates script, links tags and places them into the document's head
  			 * In case of reload it replaces the node to force the download
  			 */
  			loadResource: function( src, addons ) {
  				var i1, exist, node, item, check, type;
  				var url = src.indexOf( "//" ) != -1 ? src : [ _this.libs.path, src ].join( "" );
  
  				var loadCallback = function callback() {
  					if ( addons ) {
  						for ( i1 = 0; i1 < addons.length; i1++ ) {
  							_this.loadResource( addons[ i1 ] );
  						}
  					}
  				}
  
  				if ( src.indexOf( ".js" ) != -1 ) {
  					node = document.createElement( "script" );
  					node.setAttribute( "type", "text/javascript" );
  					node.setAttribute( "src", url );
  					if ( _this.libs.async ) {
  						node.setAttribute( "async", "" );
  					}
  
  				} else if ( src.indexOf( ".css" ) != -1 ) {
  					node = document.createElement( "link" );
  					node.setAttribute( "type", "text/css" );
  					node.setAttribute( "rel", "stylesheet" );
  					node.setAttribute( "href", url );
  				}
  
  				// NODE CHECK
  				for ( i1 = 0; i1 < document.head.childNodes.length; i1++ ) {
  					item = document.head.childNodes[ i1 ];
  					check = item ? ( item.src || item.href ) : false;
  					type = item ? item.tagName : false;
  
  					if ( item && check && check.indexOf( src ) != -1 ) {
  						if ( _this.libs.reload ) {
  							document.head.removeChild( item );
  						}
  						exist = true;
  						break;
  					}
  				}
  
  				// NAMESPACE CHECK
  				for ( i1 in _this.libs.namespaces ) {
  					var namespace = _this.libs.namespaces[ i1 ];
  					var check = src.toLowerCase();
  					var item = i1.toLowerCase();
  					if ( check.indexOf( item ) != -1 && window[ namespace ] !== undefined ) {
  						exist = true;
  						break;
  					}
  				}
  
  				if ( !exist || _this.libs.reload ) {
  					node.addEventListener( "load", loadCallback );
  					document.head.appendChild( node );
  
  					if(!_this.listenersToRemove){
  						_this.listenersToRemove = [];
  					}
  
  					_this.listenersToRemove.push({node:node, method:loadCallback, event:"load"});
  				}
  			},
  
  			/**
  			 * Walker to generate the script,link tags
  			 */
  			loadDependencies: function() {
  				var i1, i2;
  				if ( _this.libs.autoLoad ) {
  					for ( i1 = 0; i1 < _this.libs.resources.length; i1++ ) {
  						if ( _this.libs.resources[ i1 ] instanceof Object ) {
  							for ( i2 in _this.libs.resources[ i1 ] ) {
  								_this.loadResource( i2, _this.libs.resources[ i1 ][ i2 ] );
  							}
  						} else {
  							_this.loadResource( _this.libs.resources[ i1 ] );
  						}
  					}
  				}
  			},
  
  			/**
  			 * Converts string to number
  			 */
  			pxToNumber: function( attr, returnUndefined ) {
  				if ( !attr && returnUndefined ) {
  					return undefined;
  				}
  				return Number( String( attr ).replace( "px", "" ) ) || 0;
  			},
  
  			/**
  			 * Converts number to string
  			 */
  			numberToPx: function( attr ) {
  				return String( attr ) + "px";
  			},
  
  			/**
  			 * Recursive method to merge the given objects together
  			 * Overwrite flag replaces the value instead to crawl through
  			 */
  			deepMerge: function( a, b, overwrite ) {
  				var i1, v, type = b instanceof Array ? "array" : "object";
  
  				for ( i1 in b ) {
  					// PREVENT METHODS
  					if ( type == "array" && isNaN( i1 ) ) {
  						continue;
  					}
  
  					v = b[ i1 ];
  
  					// NEW
  					if ( a[ i1 ] == undefined || overwrite ) {
  						if ( v instanceof Array ) {
  							a[ i1 ] = new Array();
  						} else if ( v instanceof Function ) {
  							a[ i1 ] = function() {};
  						} else if ( v instanceof Date ) {
  							a[ i1 ] = new Date();
  						} else if ( v instanceof Object ) {
  							a[ i1 ] = new Object();
  						} else if ( v instanceof Number ) {
  							a[ i1 ] = new Number();
  						} else if ( v instanceof String ) {
  							a[ i1 ] = new String();
  						}
  					}
  
  					if (
  						( a instanceof Object || a instanceof Array ) &&
  						( v instanceof Object || v instanceof Array ) &&
  						!( v instanceof Function || v instanceof Date || _this.isElement( v ) ) &&
  						i1 != "chart"
  					) {
  						_this.deepMerge( a[ i1 ], v, overwrite );
  					} else {
  						if ( a instanceof Array && !overwrite ) {
  							a.push( v );
  						} else {
  							a[ i1 ] = v;
  						}
  					}
  				}
  				return a;
  			},
  
  			/**
  			 * Checks if given argument is a valid node
  			 */
  			isElement: function( thingy ) {
  				return thingy instanceof Object && thingy && thingy.nodeType === 1;
  			},
  
  			/**
  			 * Checks if given argument contains a hashbang and returns it
  			 */
  			isHashbanged: function( thingy ) {
  				var str = String( thingy ).replace( /\"/g, "" );
  
  				return str.slice( 0, 3 ) == "url" ? str.slice( str.indexOf( "#" ) + 1, str.length - 1 ) : false;
  			},
  
  			/**
  			 * Checks if given event has been thrown with pressed click / touch
  			 */
  			isPressed: function( event ) {
  				// IE EXCEPTION
  				if ( event.type == "mousemove" && event.which === 1 ) {
  					// IGNORE
  
  					// OTHERS
  				} else if (
  					event.type == "touchmove" ||
  					event.buttons === 1 ||
  					event.button === 1 ||
  					event.which === 1
  				) {
  					_this.drawing.buffer.isPressed = true;
  				} else {
  					_this.drawing.buffer.isPressed = false;
  				}
  				return _this.drawing.buffer.isPressed;
  			},
  
  			/**
  			 * Checks if given source is within the current origin
  			 */
  			isTainted: function( source ) {
  				var origin = String( window.location.origin || window.location.protocol + "//" + window.location.hostname + ( window.location.port ? ':' + window.location.port : '' ) );
  
  				// CHECK IF TAINTED
  				if (
  					source &&
  					source.indexOf( "//" ) != -1 &&
  					source.indexOf( origin.replace( /.*:/, "" ) ) == -1
  				) {
  					return true;
  				}
  				return false;
  			},
  
  			/*
  			 ** Checks several indicators for acceptance;
  			 */
  			isSupported: function() {
  				// CHECK CONFIG
  				if ( !_this.config.enabled ) {
  					return false;
  				}
  
  				// CHECK IE; ATTEMPT TO ACCESS HEAD ELEMENT
  				if ( AmCharts.isIE && AmCharts.IEversion <= 9 ) {
  					if ( !Array.prototype.indexOf || !document.head || _this.config.fallback === false ) {
  						return false;
  					}
  				}
  				return true;
  			},
  
  
  			getAngle: function( x1, y1, x2, y2 ) {
  				var x = x2 - x1;
  				var y = y2 - y1;
  				var angle;
  				if ( x == 0 ) {
  					if ( y == 0 ) {
  						angle = 0;
  					} else if ( y > 0 ) {
  						angle = Math.PI / 2;
  					} else {
  						angle = Math.PI * 3 / 2;
  					}
  				} else if ( y == 0 ) {
  					if ( x > 0 ) {
  						angle = 0;
  					} else {
  						angle = Math.PI;
  					}
  				} else {
  					if ( x < 0 ) {
  						angle = Math.atan( y / x ) + Math.PI;
  					} else if ( y < 0 ) {
  						angle = Math.atan( y / x ) + ( 2 * Math.PI );
  					} else {
  						angle = Math.atan( y / x );
  					}
  				}
  				return angle * 180 / Math.PI;
  			},
  
  			/**
  			 * Recursive method which crawls upwards to gather the requested attribute
  			 */
  			gatherAttribute: function( elm, attr, limit, lvl ) {
  				var value, lvl = lvl ? lvl : 0,
  					limit = limit ? limit : 3;
  				if ( elm ) {
  					value = elm.getAttribute( attr );
  
  					if ( !value && lvl < limit ) {
  						return _this.gatherAttribute( elm.parentNode, attr, limit, lvl + 1 );
  					}
  				}
  				return value;
  			},
  
  			/**
  			 * Recursive method which crawls upwards to gather the requested classname
  			 */
  			gatherClassName: function( elm, className, limit, lvl ) {
  				var value, lvl = lvl ? lvl : 0,
  					limit = limit ? limit : 3;
  
  				if ( _this.isElement( elm ) ) {
  					value = ( elm.getAttribute( "class" ) || "" ).split( " " ).indexOf( className ) != -1;
  
  					if ( !value && lvl < limit ) {
  						return _this.gatherClassName( elm.parentNode, className, limit, lvl + 1 );
  					} else if ( value ) {
  						value = elm;
  					}
  				}
  				return value;
  			},
  
  			/**
  			 * Collects the clip-paths and patterns
  			 */
  			gatherElements: function( group, cfg, images ) {
  				var i1, i2;
  				for ( i1 = 0; i1 < group.children.length; i1++ ) {
  					var childNode = group.children[ i1 ];
  
  					// CLIPPATH
  					if ( childNode.tagName == "clipPath" ) {
  						var bbox = {};
  						var transform = fabric.parseTransformAttribute( _this.gatherAttribute( childNode, "transform" ) );
  
  						// HIDE SIBLINGS; GATHER IT'S DIMENSIONS
  						for ( i2 = 0; i2 < childNode.childNodes.length; i2++ ) {
  							childNode.childNodes[ i2 ].setAttribute( "fill", "transparent" );
  							bbox = {
  								x: _this.pxToNumber( childNode.childNodes[ i2 ].getAttribute( "x" ) ),
  								y: _this.pxToNumber( childNode.childNodes[ i2 ].getAttribute( "y" ) ),
  								width: _this.pxToNumber( childNode.childNodes[ i2 ].getAttribute( "width" ) ),
  								height: _this.pxToNumber( childNode.childNodes[ i2 ].getAttribute( "height" ) )
  							}
  						}
  
  						group.clippings[ childNode.id ] = {
  							svg: childNode,
  							bbox: bbox,
  							transform: transform
  						};
  
  						// PATTERN
  					} else if ( childNode.tagName == "pattern" ) {
  						var props = {
  							node: childNode,
  							source: childNode.getAttribute( "xlink:href" ),
  							width: Number( childNode.getAttribute( "width" ) ),
  							height: Number( childNode.getAttribute( "height" ) ),
  							repeat: "repeat"
  						}
  
  						// GATHER BACKGROUND COLOR
  						for ( i2 = 0; i2 < childNode.childNodes.length; i2++ ) {
  							if ( childNode.childNodes[ i2 ].tagName == "rect" ) {
  								props.fill = childNode.childNodes[ i2 ].getAttribute( "fill" );
  							}
  						}
  
  						// TAINTED
  						if ( cfg.removeImages && _this.isTainted( props.source ) ) {
  							group.patterns[ childNode.id ] = props.fill ? props.fill : "transparent";
  						} else {
  							images.included++;
  
  							group.patterns[ props.node.id ] = props;
  						}
  
  						// IMAGES
  					} else if ( childNode.tagName == "image" ) {
  						images.included++;
  
  						// LOAD IMAGE MANUALLY; TO RERENDER THE CANVAS
  						fabric.Image.fromURL( childNode.getAttribute( "xlink:href" ), function( img ) {
  							images.loaded++;
  						} );
  					}
  				}
  				return group;
  			},
  
  			/*
  			 ** GATHER MOUSE POSITION;
  			 */
  			gatherPosition: function( event, type ) {
  				var ref = _this.drawing.buffer.position;
  				var ivt = fabric.util.invertTransform( _this.setup.fabric.viewportTransform );
  				var pos;
  
  				if ( event.type == "touchmove" ) {
  					if ( "touches" in event ) {
  						event = event.touches[ 0 ];
  					} else if ( "changedTouches" in event ) {
  						event = event.changedTouches[ 0 ];
  					}
  				}
  
  				pos = fabric.util.transformPoint( _this.setup.fabric.getPointer( event, true ), ivt );
  
  				if ( type == 1 ) {
  					ref.x1 = pos.x;
  					ref.y1 = pos.y;
  				}
  
  				ref.x2 = pos.x;
  				ref.y2 = pos.y;
  				ref.xD = ( ref.x1 - ref.x2 ) < 0 ? ( ref.x1 - ref.x2 ) * -1 : ( ref.x1 - ref.x2 );
  				ref.yD = ( ref.y1 - ref.y2 ) < 0 ? ( ref.y1 - ref.y2 ) * -1 : ( ref.y1 - ref.y2 );
  
  				return ref;
  			},
  
  			/**
  			 * Method to capture the current state of the chart
  			 */
  			capture: function( options, callback ) {
  				var i1;
  				var cfg = _this.deepMerge( _this.deepMerge( {}, _this.config.fabric ), options || {} );
  				var groups = [];
  				var offset = {
  					x: 0,
  					y: 0,
  					pX: 0,
  					pY: 0,
  					width: _this.setup.chart.divRealWidth,
  					height: _this.setup.chart.divRealHeight
  				};
  				var images = {
  					loaded: 0,
  					included: 0
  				}
  
  				fabric.ElementsParser.prototype.resolveGradient = function( obj, property ) {
  
  					var instanceFillValue = obj.get( property );
  					if ( !( /^url\(/ ).test( instanceFillValue ) ) {
  						return;
  					}
  					var gradientId = instanceFillValue.slice( instanceFillValue.indexOf( "#" ) + 1, instanceFillValue.length - 1 );
  					if ( fabric.gradientDefs[ this.svgUid ][ gradientId ] ) {
  						obj.set( property, fabric.Gradient.fromElement( fabric.gradientDefs[ this.svgUid ][ gradientId ], obj ) );
  					}
  				};
  
  				// BEFORE CAPTURING
  				_this.handleCallback( cfg.beforeCapture, cfg );
  
  				// GATHER SVGS
  				var svgs = _this.setup.chart.containerDiv.getElementsByTagName( "svg" );
  				for ( i1 = 0; i1 < svgs.length; i1++ ) {
  					var group = {
  						svg: svgs[ i1 ],
  						parent: svgs[ i1 ].parentNode,
  						children: svgs[ i1 ].getElementsByTagName( "*" ),
  						offset: {
  							x: 0,
  							y: 0
  						},
  						patterns: {},
  						clippings: {}
  					}
  
  					// GATHER ELEMENTS
  					group = _this.gatherElements( group, cfg, images );
  
  					// APPEND GROUP
  					groups.push( group );
  				}
  
  				// GATHER EXTERNAL LEGEND
  				if ( _this.config.legend && _this.setup.chart.legend && _this.setup.chart.legend.position == "outside" ) {
  					var group = {
  						svg: _this.setup.chart.legend.container.container,
  						parent: _this.setup.chart.legend.container.container.parentNode,
  						children: _this.setup.chart.legend.container.container.getElementsByTagName( "*" ),
  						offset: {
  							x: 0,
  							y: 0
  						},
  						legend: {
  							type: [ "top", "left" ].indexOf( _this.config.legend.position ) != -1 ? "unshift" : "push",
  							position: _this.config.legend.position,
  							width: _this.config.legend.width ? _this.config.legend.width : _this.setup.chart.legend.container.width,
  							height: _this.config.legend.height ? _this.config.legend.height : _this.setup.chart.legend.container.height
  						},
  						patterns: {},
  						clippings: {}
  					}
  
  					// ADAPT CANVAS DIMENSIONS
  					if ( [ "left", "right" ].indexOf( group.legend.position ) != -1 ) {
  						offset.width += group.legend.width;
  						offset.height = group.legend.height > offset.height ? group.legend.height : offset.height;
  					} else if ( [ "top", "bottom" ].indexOf( group.legend.position ) != -1 ) {
  						offset.height += group.legend.height;
  					}
  
  					// GATHER ELEMENTS
  					group = _this.gatherElements( group, cfg, images );
  
  					// PRE/APPEND SVG
  					groups[ group.legend.type ]( group );
  				}
  
  				// CLEAR IF EXIST
  				_this.drawing.buffer.enabled = cfg.action == "draw";
  
  				_this.setup.wrapper = document.createElement( "div" );
  				_this.setup.wrapper.setAttribute( "class", _this.setup.chart.classNamePrefix + "-export-canvas" );
  				_this.setup.chart.containerDiv.appendChild( _this.setup.wrapper );
  
  				// STOCK CHART; SELECTOR OFFSET
  				if ( _this.setup.chart.type == "stock" ) {
  					var padding = {
  						top: 0,
  						right: 0,
  						bottom: 0,
  						left: 0
  					}
  					if ( _this.setup.chart.leftContainer ) {
  						offset.width -= _this.setup.chart.leftContainer.offsetWidth;
  						padding.left = _this.setup.chart.leftContainer.offsetWidth + ( _this.setup.chart.panelsSettings.panelSpacing * 2 );
  					}
  					if ( _this.setup.chart.rightContainer ) {
  						offset.width -= _this.setup.chart.rightContainer.offsetWidth;
  						padding.right = _this.setup.chart.rightContainer.offsetWidth + ( _this.setup.chart.panelsSettings.panelSpacing * 2 );
  					}
  					if ( _this.setup.chart.periodSelector && [ "top", "bottom" ].indexOf( _this.setup.chart.periodSelector.position ) != -1 ) {
  						offset.height -= _this.setup.chart.periodSelector.offsetHeight + _this.setup.chart.panelsSettings.panelSpacing;
  						padding[ _this.setup.chart.periodSelector.position ] += _this.setup.chart.periodSelector.offsetHeight + _this.setup.chart.panelsSettings.panelSpacing;
  					}
  					if ( _this.setup.chart.dataSetSelector && [ "top", "bottom" ].indexOf( _this.setup.chart.dataSetSelector.position ) != -1 ) {
  						offset.height -= _this.setup.chart.dataSetSelector.offsetHeight;
  						padding[ _this.setup.chart.dataSetSelector.position ] += _this.setup.chart.dataSetSelector.offsetHeight;
  					}
  
  					// APPLY OFFSET ON WRAPPER
  					_this.setup.wrapper.style.paddingTop = _this.numberToPx( padding.top );
  					_this.setup.wrapper.style.paddingRight = _this.numberToPx( padding.right );
  					_this.setup.wrapper.style.paddingBottom = _this.numberToPx( padding.bottom );
  					_this.setup.wrapper.style.paddingLeft = _this.numberToPx( padding.left );
  				}
  
  				// CREATE CANVAS
  				_this.setup.canvas = document.createElement( "canvas" );
  				_this.setup.wrapper.appendChild( _this.setup.canvas );
  				_this.setup.fabric = new fabric.Canvas( _this.setup.canvas, _this.deepMerge( {
  					width: offset.width,
  					height: offset.height,
  					isDrawingMode: true
  				}, cfg ) );
  
  				// REAPPLY FOR SOME REASON
  				_this.deepMerge( _this.setup.fabric, cfg );
  				_this.deepMerge( _this.setup.fabric.freeDrawingBrush, cfg.drawing );
  
  				// RELIABLE VARIABLES; UPDATE DRAWING
  				_this.deepMerge( _this.drawing, cfg.drawing );
  				_this.drawing.handler.change( cfg.drawing );
  
  				// OBSERVE MOUSE EVENTS
  				_this.setup.fabric.on( "mouse:down", function( e ) {
  					var p = _this.gatherPosition( e.e, 1 );
  					_this.drawing.buffer.pressedTS = Number( new Date() );
  					_this.isPressed( e.e );
  				} );
  				_this.setup.fabric.on( "mouse:move", function( e ) {
  					var p = _this.gatherPosition( e.e, 2 );
  					_this.isPressed( e.e );
  
  					// CREATE INITIAL LINE / ARROW; JUST ON LEFT CLICK
  					if ( _this.drawing.buffer.isPressed && !_this.drawing.buffer.line ) {
  						if ( !_this.drawing.buffer.isSelected && _this.drawing.mode != "pencil" && ( p.xD > 5 || p.xD > 5 ) ) {
  							_this.drawing.buffer.hasLine = true;
  							_this.setup.fabric.isDrawingMode = false;
  							_this.setup.fabric._onMouseUpInDrawingMode( e );
  							_this.drawing.buffer.line = _this.drawing.handler.line( {
  								x1: p.x1,
  								y1: p.y1,
  								x2: p.x2,
  								y2: p.y2,
  								arrow: _this.drawing.mode == "line" ? false : _this.drawing.arrow,
  								action: "config"
  							} );
  						}
  					}
  
  					// UPDATE LINE / ARROW
  					if ( _this.drawing.buffer.line ) {
  						var obj, top, left;
  						var l = _this.drawing.buffer.line;
  
  						l.x2 = p.x2;
  						l.y2 = p.y2;
  
  						for ( i1 = 0; i1 < l.group.length; i1++ ) {
  							obj = l.group[ i1 ];
  
  							if ( obj instanceof fabric.Line ) {
  								obj.set( {
  									x2: l.x2,
  									y2: l.y2
  								} );
  							} else if ( obj instanceof fabric.Triangle ) {
  								l.angle = ( _this.getAngle( l.x1, l.y1, l.x2, l.y2 ) + 90 );
  
  								if ( l.arrow == "start" ) {
  									top = l.y1 + ( l.width / 2 );
  									left = l.x1 + ( l.width / 2 );
  								} else if ( l.arrow == "middle" ) {
  									top = l.y2 + ( l.width / 2 ) - ( ( l.y2 - l.y1 ) / 2 );
  									left = l.x2 + ( l.width / 2 ) - ( ( l.x2 - l.x1 ) / 2 );
  								} else { // arrow: end
  									top = l.y2 + ( l.width / 2 );
  									left = l.x2 + ( l.width / 2 );
  								}
  
  								obj.set( {
  									top: top,
  									left: left,
  									angle: l.angle
  								} );
  							}
  						}
  						_this.setup.fabric.renderAll();
  					}
  				} );
  				_this.setup.fabric.on( "mouse:up", function( e ) {
  					// SELECT TARGET
  					if ( Number( new Date() ) - _this.drawing.buffer.pressedTS < 200 ) {
  						var target = _this.setup.fabric.findTarget( e.e );
  						if ( target && target.selectable ) {
  							_this.setup.fabric.setActiveObject( target );
  						}
  					}
  
  					// UPDATE LINE / ARROW
  					if ( _this.drawing.buffer.line ) {
  						for ( i1 = 0; i1 < _this.drawing.buffer.line.group.length; i1++ ) {
  							_this.drawing.buffer.line.group[ i1 ].remove();
  						}
  						delete _this.drawing.buffer.line.action;
  						delete _this.drawing.buffer.line.group;
  						_this.drawing.handler.line( _this.drawing.buffer.line );
  					}
  					_this.drawing.buffer.line = false;
  					_this.drawing.buffer.hasLine = false;
  					_this.drawing.buffer.isPressed = false;
  				} );
  
  				// OBSERVE OBJECT SELECTION
  				_this.setup.fabric.on( "object:selected", function( e ) {
  					_this.drawing.buffer.isSelected = true;
  					_this.drawing.buffer.target = e.target;
  					_this.setup.fabric.isDrawingMode = false;
  				} );
  				_this.setup.fabric.on( "selection:cleared", function( e ) {
  					_this.drawing.buffer.onMouseDown = _this.setup.fabric.freeDrawingBrush.onMouseDown;
  					_this.drawing.buffer.target = false;
  
  					// FREEHAND WORKAROUND
  					if ( _this.drawing.buffer.isSelected ) {
  						_this.setup.fabric._isCurrentlyDrawing = false;
  						_this.setup.fabric.freeDrawingBrush.onMouseDown = function() {};
  					}
  
  					// DELAYED DESELECTION TO PREVENT DRAWING
  					setTimeout( function() {
  						_this.drawing.buffer.isSelected = false;
  						_this.setup.fabric.isDrawingMode = true;
  						_this.setup.fabric.freeDrawingBrush.onMouseDown = _this.drawing.buffer.onMouseDown;
  					}, 10 );
  				} );
  				_this.setup.fabric.on( "path:created", function( e ) {
  					var item = e.path;
  					if ( Number( new Date() ) - _this.drawing.buffer.pressedTS < 200 || _this.drawing.buffer.hasLine ) {
  						_this.setup.fabric.remove( item );
  						_this.setup.fabric.renderAll();
  						return;
  					}
  				} );
  
  				// OBSERVE OBJECT MODIFICATIONS
  				_this.setup.fabric.on( "object:added", function( e ) {
  					var item = e.target;
  					var state = _this.deepMerge( item.saveState().originalState, {
  						cfg: {
  							color: _this.drawing.color,
  							width: _this.drawing.width,
  							opacity: _this.drawing.opacity,
  							fontSize: _this.drawing.fontSize
  						}
  					} );
  
  					if ( Number( new Date() ) - _this.drawing.buffer.pressedTS < 200 && !item.noUndo ) {
  						_this.setup.fabric.remove( item );
  						_this.setup.fabric.renderAll();
  						return;
  					}
  
  					state = JSON.stringify( state );
  					item.recentState = state;
  
  					if ( item.selectable && !item.known && !item.noUndo ) {
  						_this.drawing.undos.push( {
  							action: "added",
  							target: item,
  							state: state
  						} );
  						_this.drawing.undos.push( {
  							action: "addified",
  							target: item,
  							state: state
  						} );
  						_this.drawing.redos = [];
  					}
  
  					item.known = true;
  					_this.setup.fabric.isDrawingMode = true;
  				} );
  				_this.setup.fabric.on( "object:modified", function( e ) {
  					var item = e.target;
  					var recentState = JSON.parse( item.recentState );
  					var state = _this.deepMerge( item.saveState().originalState, {
  						cfg: recentState.cfg
  					} );
  
  					state = JSON.stringify( state );
  					item.recentState = state;
  
  					_this.drawing.undos.push( {
  						action: "modified",
  						target: item,
  						state: state
  					} );
  
  					_this.drawing.redos = [];
  				} );
  				_this.setup.fabric.on( "text:changed", function( e ) {
  					var item = e.target;
  					clearTimeout( item.timer );
  					item.timer = setTimeout( function() {
  						var state = JSON.stringify( item.saveState().originalState );
  
  						item.recentState = state;
  
  						_this.drawing.redos = [];
  						_this.drawing.undos.push( {
  							action: "modified",
  							target: item,
  							state: state
  						} );
  					}, 250 );
  				} );
  
  				// DRAWING
  				if ( _this.drawing.buffer.enabled ) {
  					_this.setup.wrapper.setAttribute( "class", _this.setup.chart.classNamePrefix + "-export-canvas active" );
  					_this.setup.wrapper.style.backgroundColor = cfg.backgroundColor;
  					_this.setup.wrapper.style.display = "block";
  
  				} else {
  					_this.setup.wrapper.setAttribute( "class", _this.setup.chart.classNamePrefix + "-export-canvas" );
  					_this.setup.wrapper.style.display = "none";
  				}
  
  				for ( i1 = 0; i1 < groups.length; i1++ ) {
  					var group = groups[ i1 ];
  					var isLegend = _this.gatherClassName( group.parent, _this.setup.chart.classNamePrefix + "-legend-div", 1 );
  					var isPanel = _this.gatherClassName( group.parent, _this.setup.chart.classNamePrefix + "-stock-panel-div" );
  					var isScrollbar = _this.gatherClassName( group.parent, _this.setup.chart.classNamePrefix + "-scrollbar-chart-div" );
  
  					// STOCK CHART; SVG OFFSET;; SVG OFFSET
  					if ( _this.setup.chart.type == "stock" && _this.setup.chart.legendSettings.position ) {
  
  						// TOP / BOTTOM
  						if ( [ "top", "bottom" ].indexOf( _this.setup.chart.legendSettings.position ) != -1 ) {
  
  							// POSITION; ABSOLUTE
  							if ( group.parent.style.top && group.parent.style.left ) {
  								group.offset.y = _this.pxToNumber( group.parent.style.top );
  								group.offset.x = _this.pxToNumber( group.parent.style.left );
  
  								// POSITION; RELATIVE
  							} else {
  								group.offset.x = offset.x;
  								group.offset.y = offset.y;
  								offset.y += _this.pxToNumber( group.parent.style.height );
  
  								// LEGEND; OFFSET
  								if ( isPanel ) {
  									offset.pY = _this.pxToNumber( isPanel.style.marginTop );
  									group.offset.y += offset.pY;
  
  									// SCROLLBAR; OFFSET
  								} else if ( isScrollbar ) {
  									group.offset.y += offset.pY;
  								}
  							}
  
  							// LEFT / RIGHT
  						} else if ( [ "left", "right" ].indexOf( _this.setup.chart.legendSettings.position ) != -1 ) {
  							group.offset.y = _this.pxToNumber( group.parent.style.top ) + offset.pY;
  							group.offset.x = _this.pxToNumber( group.parent.style.left ) + offset.pX;
  
  							// LEGEND; OFFSET
  							if ( isLegend ) {
  								offset.pY += _this.pxToNumber( isPanel.style.height ) + _this.setup.chart.panelsSettings.panelSpacing;
  
  								// SCROLLBAR; OFFSET
  							} else if ( isScrollbar ) {
  								group.offset.y -= _this.setup.chart.panelsSettings.panelSpacing;
  							}
  						}
  
  						// REGULAR CHARTS; SVG OFFSET
  					} else {
  						// POSITION; ABSOLUTE
  						if ( group.parent.style.position == "absolute" ) {
  							group.offset.absolute = true;
  							group.offset.top = _this.pxToNumber( group.parent.style.top );
  							group.offset.right = _this.pxToNumber( group.parent.style.right, true );
  							group.offset.bottom = _this.pxToNumber( group.parent.style.bottom, true );
  							group.offset.left = _this.pxToNumber( group.parent.style.left );
  							group.offset.width = _this.pxToNumber( group.parent.style.width );
  							group.offset.height = _this.pxToNumber( group.parent.style.height );
  
  							// POSITION; RELATIVE
  						} else if ( group.parent.style.top && group.parent.style.left ) {
  							group.offset.y = _this.pxToNumber( group.parent.style.top );
  							group.offset.x = _this.pxToNumber( group.parent.style.left );
  
  							// POSITION; GENERIC
  						} else {
  
  							// EXTERNAL LEGEND
  							if ( group.legend ) {
  								if ( group.legend.position == "left" ) {
  									offset.x += group.legend.width;
  								} else if ( group.legend.position == "right" ) {
  									group.offset.x += offset.width - group.legend.width;
  								} else if ( group.legend.position == "top" ) {
  									offset.y += group.legend.height;
  								} else if ( group.legend.position == "bottom" ) {
  									group.offset.y += offset.height - group.legend.height; // OFFSET.Y
  								}
  
  								// NORMAL
  							} else {
  								group.offset.x = offset.x;
  								group.offset.y = offset.y + offset.pY;
  								offset.y += _this.pxToNumber( group.parent.style.height );
  							}
  						}
  
  						// PANEL OFFSET (STOCK CHARTS)
  						if ( isLegend && isPanel && isPanel.style.marginTop ) {
  							offset.y += _this.pxToNumber( isPanel.style.marginTop );
  							group.offset.y += _this.pxToNumber( isPanel.style.marginTop );	
  
  						// GENERAL LEFT / RIGHT POSITION
  						} else if ( _this.setup.chart.legend && [ "left", "right" ].indexOf( _this.setup.chart.legend.position ) != -1 ) {
  							group.offset.y = _this.pxToNumber( group.parent.style.top );
  							group.offset.x = _this.pxToNumber( group.parent.style.left );
  						}
  					}
  
  					// ADD TO CANVAS
  					fabric.parseSVGDocument( group.svg, ( function( group ) {
  						return function( objects, options ) {
  							var i1;
  							var g = fabric.util.groupSVGElements( objects, options );
  							var paths = [];
  							var tmp = {
  								selectable: false
  							};
  
  							// GROUP OFFSET; ABSOLUTE
  							if ( group.offset.absolute ) {
  								if ( group.offset.bottom !== undefined ) {
  									tmp.top = offset.height - group.offset.height - group.offset.bottom;
  								} else {
  									tmp.top = group.offset.top;
  								}
  
  								if ( group.offset.right !== undefined ) {
  									tmp.left = offset.width - group.offset.width - group.offset.right;
  								} else {
  									tmp.left = group.offset.left;
  								}
  
  								// GROUP OFFSET; REGULAR
  							} else {
  								tmp.top = group.offset.y;
  								tmp.left = group.offset.x;
  							}
  
  							// WALKTHROUGH ELEMENTS
  							for ( i1 = 0; i1 < g.paths.length; i1++ ) {
  								var PID = null;
  
  								// OPACITY; TODO: DISTINGUISH OPACITY TYPES
  								if ( g.paths[ i1 ] ) {
  
  									// CHECK ORIGIN; REMOVE TAINTED
  									if ( cfg.removeImages && _this.isTainted( g.paths[ i1 ][ "xlink:href" ] ) ) {
  										continue;
  									}
  
  									// SET OPACITY
  									if ( g.paths[ i1 ].fill instanceof Object ) {
  
  										// MISINTERPRETATION OF FABRIC
  										if ( g.paths[ i1 ].fill.type == "radial" ) {
  
  											// PIE EXCEPTION
  											if ( _this.setup.chart.type == "pie" ) {
  												var tmp_n = g.paths[ i1 ];
  												var tmp_c = tmp_n.getCenterPoint();
  												var tmp_cp = tmp_n.group.getCenterPoint();
  												var tmp_cd = {
  													x: tmp_n.pathOffset.x - tmp_cp.x,
  													y: tmp_n.pathOffset.y - tmp_cp.y
  												};
  
  												g.paths[ i1 ].fill.gradientTransform[ 4 ] = tmp_n.pathOffset.x - tmp_cd.x;
  												g.paths[ i1 ].fill.gradientTransform[ 5 ] = tmp_n.pathOffset.y - tmp_cd.y;
  
  												// OTHERS
  											} else {
  												g.paths[ i1 ].fill.coords.r2 = g.paths[ i1 ].fill.coords.r1 * -1;
  												g.paths[ i1 ].fill.coords.r1 = 0;
  												g.paths[ i1 ].set( {
  													opacity: g.paths[ i1 ].fillOpacity
  												} );
  											}
  										}
  
  										// FILLING; TODO: DISTINGUISH OPACITY TYPES
  									} else if ( PID = _this.isHashbanged( g.paths[ i1 ].fill ) ) {
  
  										// PATTERN
  										if ( group.patterns && group.patterns[ PID ] ) {
  
  											var props = group.patterns[ PID ];
  
  											// LOAD IMAGE MANUALLY; TO RERENDER THE CANVAS
  											fabric.Image.fromURL( props.source, ( function( props, i1 ) {
  												return function( img ) {
  													images.loaded++;
  
  													var pattern = null;
  													var patternSourceCanvas = new fabric.StaticCanvas( undefined, {
  														backgroundColor: props.fill
  													} );
  													patternSourceCanvas.add( img );
  
  													pattern = new fabric.Pattern( {
  														source: function() {
  															patternSourceCanvas.setDimensions( {
  																width: props.width,
  																height: props.height
  															} );
  															return patternSourceCanvas.getElement();
  														},
  														repeat: 'repeat'
  													} );
  
  													g.paths[ i1 ].set( {
  														fill: pattern,
  														opacity: g.paths[ i1 ].fillOpacity
  													} );
  												}
  											} )( props, i1 ) );
  										}
  									}
  
  									// CLIPPATH;
  									if ( PID = _this.isHashbanged( g.paths[ i1 ].clipPath ) ) {
  
  										if ( group.clippings && group.clippings[ PID ] ) {
  
  											// TODO: WAIT UNTIL FABRICJS HANDLES CLIPPATH FOR SVG OUTPUT
  											( function( i1, PID ) {
  												var toSVG = g.paths[ i1 ].toSVG;
  
  												g.paths[ i1 ].toSVG = function( original_reviver ) {
  													return toSVG.apply( this, [ function( string ) {
  														return original_reviver( string, group.clippings[ PID ] );
  													} ] );
  												}
  											} )( i1, PID );
  
  											g.paths[ i1 ].set( {
  												clipTo: ( function( i1, PID ) {
  													return function( ctx ) {
  														var cp = group.clippings[ PID ];
  														var tm = this.transformMatrix || [ 1, 0, 0, 1, 0, 0 ];
  														var dim = {
  															top: cp.bbox.y,
  															left: cp.bbox.x,
  															width: cp.bbox.width,
  															height: cp.bbox.height
  														}
  
  														if ( _this.setup.chart.type == "map" ) {
  															dim.top += cp.transform[ 5 ];
  															dim.left += cp.transform[ 4 ];
  														}
  
  														if ( cp.bbox.x && tm[ 4 ] && cp.bbox.y && tm[ 5 ] ) {
  															dim.top -= tm[ 5 ];
  															dim.left -= tm[ 4 ];
  														}
  
  														ctx.rect( dim.left, dim.top, dim.width, dim.height );
  													}
  												} )( i1, PID )
  											} );
  										}
  									}
  
  									// TODO; WAIT FOR TSPAN SUPPORT FROM FABRICJS SIDE
  									if ( g.paths[ i1 ].TSPANWORKAROUND ) {
  										var parsedAttributes = fabric.parseAttributes( g.paths[ i1 ].svg, fabric.Text.ATTRIBUTE_NAMES );
  										var options = fabric.util.object.extend( {}, parsedAttributes );
  
  										// CREATE NEW SET
  										var tmpBuffer = [];
  										for ( var i = 0; i < g.paths[ i1 ].svg.childNodes.length; i++ ) {
  											var textNode = g.paths[ i1 ].svg.childNodes[ i ];
  											var textElement = fabric.Text.fromElement( textNode, options );
  
  											textElement.set( {
  												left: 0
  											} );
  
  											tmpBuffer.push( textElement );
  										}
  
  										// HIDE ORIGINAL ELEMENT
  										g.paths[ i1 ].set( {
  											opacity: 0
  										} );
  
  										// REPLACE BY GROUP AND CANCEL FIRST OFFSET
  										var tmpGroup = new fabric.Group( tmpBuffer, {
  											top: g.paths[ i1 ].top * -1
  										} );
  										g.paths[ i1 ] = tmpGroup;
  									}
  								}
  								paths.push( g.paths[ i1 ] );
  							}
  
  							// REPLACE WITH WHITELIST
  							g.paths = paths;
  
  							// SET PROPS
  							g.set( tmp );
  
  							// ADD TO CANVAS
  							_this.setup.fabric.add( g );
  
  							// ADD BALLOONS
  							if ( group.svg.parentNode && group.svg.parentNode.getElementsByTagName ) {
  								var balloons = group.svg.parentNode.getElementsByClassName( _this.setup.chart.classNamePrefix + "-balloon-div" );
  								for ( i1 = 0; i1 < balloons.length; i1++ ) {
  									if ( cfg.balloonFunction instanceof Function ) {
  										cfg.balloonFunction.apply( _this, [ balloons[ i1 ], group ] );
  									} else {
  										var elm_parent = balloons[ i1 ];
  										var style_parent = fabric.parseStyleAttribute( elm_parent );
  										var style_text = fabric.parseStyleAttribute( elm_parent.childNodes[ 0 ] );
  										var fabric_label = new fabric.Text( elm_parent.innerText || elm_parent.textContent || elm_parent.innerHTML, {
  											selectable: false,
  											top: style_parent.top + group.offset.y,
  											left: style_parent.left + group.offset.x,
  											fill: style_text[ "color" ],
  											fontSize: style_text[ "fontSize" ],
  											fontFamily: style_text[ "fontFamily" ],
  											textAlign: style_text[ "text-align" ]
  										} );
  
  										_this.setup.fabric.add( fabric_label );
  									}
  								}
  							}
  
  							if ( group.svg.nextSibling && group.svg.nextSibling.tagName == "A" ) {
  								var elm_parent = group.svg.nextSibling;
  								var style_parent = fabric.parseStyleAttribute( elm_parent );
  								var fabric_label = new fabric.Text( elm_parent.innerText || elm_parent.textContent || elm_parent.innerHTML, {
  									selectable: false,
  									top: style_parent.top + group.offset.y,
  									left: style_parent.left + group.offset.x,
  									fill: style_parent[ "color" ],
  									fontSize: style_parent[ "fontSize" ],
  									fontFamily: style_parent[ "fontFamily" ],
  									opacity: style_parent[ "opacity" ]
  								} );
  
  								_this.setup.fabric.add( fabric_label );
  							}
  
  							groups.pop();
  
  							// TRIGGER CALLBACK WITH SAFETY DELAY
  							if ( !groups.length ) {
  								var timer = setInterval( function() {
  									if ( images.loaded == images.included ) {
  										clearTimeout( timer );
  										_this.handleBorder( cfg );
  										_this.handleCallback( cfg.afterCapture, cfg );
  										_this.setup.fabric.renderAll();
  										_this.handleCallback( callback, cfg );
  									}
  								}, AmCharts.updateRate );
  							}
  						}
  
  						// IDENTIFY ELEMENTS THROUGH CLASSNAMES
  					} )( group ), function( svg, obj ) {
  						var i1;
  						var className = _this.gatherAttribute( svg, "class" );
  						var visibility = _this.gatherAttribute( svg, "visibility" );
  						var clipPath = _this.gatherAttribute( svg, "clip-path" );
  
  						obj.className = String( className );
  						obj.classList = String( className ).split( " " );
  						obj.clipPath = clipPath;
  						obj.svg = svg;
  
  						// TODO; WAIT FOR TSPAN SUPPORT FROM FABRICJS SIDE
  						if ( svg.tagName == "text" && svg.childNodes.length > 1 ) {
  							obj.TSPANWORKAROUND = true;
  						}
  
  						// HIDE HIDDEN ELEMENTS; TODO: FIND A BETTER WAY TO HANDLE THAT
  						if ( visibility == "hidden" ) {
  							obj.opacity = 0;
  
  							// WALKTHROUGH ELEMENTS
  						} else {
  
  							// TRANSPORT FILL/STROKE OPACITY
  							var attrs = [ "fill", "stroke" ];
  							for ( i1 = 0; i1 < attrs.length; i1++ ) {
  								var attr = attrs[ i1 ]
  								var attrVal = String( svg.getAttribute( attr ) || "" );
  								var attrOpacity = Number( svg.getAttribute( attr + "-opacity" ) || "1" );
  								var attrRGBA = fabric.Color.fromHex( attrVal ).getSource();
  
  								// EXCEPTION
  								if ( obj.classList.indexOf( _this.setup.chart.classNamePrefix + "-guide-fill" ) != -1 && !attrVal ) {
  									attrOpacity = 0;
  									attrRGBA = fabric.Color.fromHex( "#000000" ).getSource();
  								}
  
  								if ( attrRGBA ) {
  									attrRGBA.pop();
  									attrRGBA.push( attrOpacity )
  									obj[ attr ] = "rgba(" + attrRGBA.join() + ")";
  									obj[ attr + _this.capitalize( "opacity" ) ] = attrOpacity;
  								}
  							}
  						}
  
  						// REVIVER
  						_this.handleCallback( cfg.reviver, obj, svg );
  					} );
  				}
  			},
  
  			/**
  			 * Returns the current canvas
  			 */
  			toCanvas: function( options, callback ) {
  				var cfg = _this.deepMerge( {
  					// NUFFIN
  				}, options || {} );
  				var data = _this.setup.canvas;
  
  				_this.handleCallback( callback, data );
  
  				return data;
  			},
  
  			/**
  			 * Returns an image; by default PNG
  			 */
  			toImage: function( options, callback ) {
  				var cfg = _this.deepMerge( {
  					format: "png",
  					quality: 1,
  					multiplier: this.config.multiplier
  				}, options || {} );
  				var data = cfg.data;
  				var img = document.createElement( "img" );
  
  				if ( !cfg.data ) {
  					if ( cfg.lossless || cfg.format == "svg" ) {
  						data = _this.toSVG( _this.deepMerge( cfg, {
  							getBase64: true
  						} ) );
  					} else {
  						data = _this.setup.fabric.toDataURL( cfg );
  					}
  				}
  
  				img.setAttribute( "src", data );
  
  				_this.handleCallback( callback, img );
  
  				return img;
  			},
  
  			/**
  			 * Generates a blob instance image; returns base64 datastring
  			 */
  			toBlob: function( options, callback ) {
  				var cfg = _this.deepMerge( {
  					data: "empty",
  					type: "text/plain"
  				}, options || {} );
  				var data;
  				var isBase64 = /^data:.+;base64,(.*)$/.exec( cfg.data );
  
  				// GATHER BODY
  				if ( isBase64 ) {
  					cfg.data = isBase64[ 0 ];
  					cfg.type = cfg.data.slice( 5, cfg.data.indexOf( "," ) - 7 );
  					cfg.data = _this.toByteArray( {
  						data: cfg.data.slice( cfg.data.indexOf( "," ) + 1, cfg.data.length )
  					} );
  				}
  
  				if ( cfg.getByteArray ) {
  					data = cfg.data;
  				} else {
  					data = new Blob( [ cfg.data ], {
  						type: cfg.type
  					} );
  				}
  
  				_this.handleCallback( callback, data );
  
  				return data;
  			},
  
  			/**
  			 * Generates JPG image; returns base64 datastring
  			 */
  			toJPG: function( options, callback ) {
  				var cfg = _this.deepMerge( {
  					format: "jpeg",
  					quality: 1,
  					multiplier: this.config.multiplier
  				}, options || {} );
  				cfg.format = cfg.format.toLowerCase();
  				var data = _this.setup.fabric.toDataURL( cfg );
  
  				_this.handleCallback( callback, data );
  
  				return data;
  			},
  
  			/**
  			 * Generates PNG image; returns base64 datastring
  			 */
  			toPNG: function( options, callback ) {
  				var cfg = _this.deepMerge( {
  					format: "png",
  					quality: 1,
  					multiplier: this.config.multiplier
  				}, options || {} );
  				var data = _this.setup.fabric.toDataURL( cfg );
  
  				_this.handleCallback( callback, data );
  
  				return data;
  			},
  
  			/**
  			 * Generates SVG image; returns base64 datastring
  			 */
  			toSVG: function( options, callback ) {
  				var clipPaths = [];
  				var cfg = _this.deepMerge( {
  					reviver: function( string, clipPath ) {
  						var matcher = new RegExp( /\bstyle=(['"])(.*?)\1/ );
  						var match = matcher.exec( string )[ 0 ].slice( 7, -1 );
  						var styles = match.split( ";" );
  						var replacement = [];
  
  						// BEAUTIFY STYLES
  						for ( i1 = 0; i1 < styles.length; i1++ ) {
  							if ( styles[ i1 ] ) {
  								var pair = styles[ i1 ].replace( /\s/g, "" ).split( ":" );
  								var key = pair[ 0 ];
  								var value = pair[ 1 ];
  
  								if ( [ "fill", "stroke" ].indexOf( key ) != -1 ) {
  									value = fabric.Color.fromRgba( value );
  									if ( value && value._source ) {
  										var color = "#" + value.toHex();
  										var opacity = value._source[ 3 ];
  
  										replacement.push( [ key, color ].join( ":" ) );
  										replacement.push( [ key + "-opacity", opacity ].join( ":" ) );
  									} else {
  										replacement.push( styles[ i1 ] );
  									}
  								} else if ( key != "opactiy" ) {
  									replacement.push( styles[ i1 ] );
  								}
  							}
  						}
  						string = string.replace( match, replacement.join( ";" ) );
  
  						// TODO: WAIT UNTIL FABRICJS HANDLES CLIPPATH FOR SVG OUTPUT
  						if ( clipPath ) {
  							var sliceOffset = 2;
  							var end = string.slice( -sliceOffset );
  
  							if ( end != "/>" ) {
  								sliceOffset = 3;
  								end = string.slice( -sliceOffset );
  							}
  
  							var start = string.slice( 0, string.length - sliceOffset );
  							var clipPathAttr = " clip-path=\"url(#" + clipPath.svg.id + ")\" ";
  							var clipPathString = new XMLSerializer().serializeToString( clipPath.svg );
  
  							string = start + clipPathAttr + end;
  
  							clipPaths.push( clipPathString );
  						}
  
  						return string;
  					}
  				}, options || {} );
  				var data = _this.setup.fabric.toSVG( cfg, cfg.reviver );
  
  				// TODO: WAIT UNTIL FABRICJS HANDLES CLIPPATH FOR SVG OUTPUT
  				if ( clipPaths.length ) {
  					var start = data.slice( 0, data.length - 6 );
  					var end = data.slice( -6 );
  					data = start + clipPaths.join( "" ) + end;
  				}
  
  				if ( cfg.getBase64 ) {
  					data = "data:image/svg+xml;base64," + btoa( data );
  				}
  
  				_this.handleCallback( callback, data );
  
  				return data;
  			},
  
  			/**
  			 * Generates PDF; returns base64 datastring
  			 */
  			toPDF: function( options, callback ) {
  				var cfg = _this.deepMerge( _this.deepMerge( {
  					multiplier: 2
  				}, _this.config.pdfMake ), options || {}, true );
  				cfg.images.reference = _this.toPNG( cfg );
  				var data = new pdfMake.createPdf( cfg );
  
  				if ( callback ) {
  					data.getDataUrl( ( function( callback ) {
  						return function() {
  							callback.apply( _this, arguments );
  						}
  					} )( callback ) );
  				}
  
  				return data;
  			},
  
  			/**
  			 * Generates an image; hides all elements on page to trigger native print method
  			 */
  			toPRINT: function( options, callback ) {
  				var i1;
  				var cfg = _this.deepMerge( {
  					delay: 1,
  					lossless: false
  				}, options || {} );
  				var data = _this.toImage( cfg );
  				var states = [];
  				var items = document.body.childNodes;
  
  				data.setAttribute( "style", "width: 100%; max-height: 100%;" );
  
  				for ( i1 = 0; i1 < items.length; i1++ ) {
  					if ( _this.isElement( items[ i1 ] ) ) {
  						states[ i1 ] = items[ i1 ].style.display;
  						items[ i1 ].style.display = "none";
  					}
  				}
  
  				document.body.appendChild( data );
  				window.print();
  
  				setTimeout( function() {
  					for ( i1 = 0; i1 < items.length; i1++ ) {
  						if ( _this.isElement( items[ i1 ] ) ) {
  							items[ i1 ].style.display = states[ i1 ];
  						}
  					}
  					document.body.removeChild( data );
  					_this.handleCallback( callback, data );
  				}, cfg.delay );
  
  				return data;
  			},
  
  			/**
  			 * Generates JSON string
  			 */
  			toJSON: function( options, callback ) {
  				var cfg = _this.deepMerge( {
  					dateFormat: _this.config.dateFormat || "dateObject",
  				}, options || {}, true );
  				cfg.data = cfg.data ? cfg.data : _this.getChartData( cfg );
  				var data = JSON.stringify( cfg.data, undefined, "\t" );
  
  				_this.handleCallback( callback, data );
  
  				return data;
  			},
  
  			/**
  			 * Generates CSV string
  			 */
  			toCSV: function( options, callback ) {
  				var row, col;
  				var cfg = _this.deepMerge( {
  					data: _this.getChartData( options ),
  					delimiter: ",",
  					quotes: true,
  					escape: true,
  					withHeader: true
  				}, options || {}, true );
  				var data = "";
  				var cols = [];
  				var buffer = [];
  
  				function enchant( value, column ) {
  
  					// WRAP IN QUOTES
  					if ( typeof value === "string" ) {
  						if ( cfg.escape ) {
  							value = value.replace( '"', '""' );
  						}
  						if ( cfg.quotes ) {
  							value = [ '"', value, '"' ].join( "" );
  						}
  					}
  
  					return value;
  				}
  
  				// HEADER
  				for ( value in cfg.data[ 0 ] ) {
  					buffer.push( enchant( value ) );
  					cols.push( value );
  				}
  				if ( cfg.withHeader ) {
  					data += buffer.join( cfg.delimiter ) + "\n";
  				}
  
  				// BODY
  				for ( row in cfg.data ) {
  					buffer = [];
  					if ( !isNaN( row ) ) {
  						for ( col in cols ) {
  							if ( !isNaN( col ) ) {
  								var column = cols[ col ];
  								var value = cfg.data[ row ][ column ];
  
  								buffer.push( enchant( value, column ) );
  							}
  						}
  						data += buffer.join( cfg.delimiter ) + "\n";
  					}
  				}
  
  				_this.handleCallback( callback, data );
  
  				return data;
  			},
  
  			/**
  			 * Generates excel sheet; returns base64 datastring
  			 */
  			toXLSX: function( options, callback ) {
  				var cfg = _this.deepMerge( {
  					name: "amCharts",
  					dateFormat: _this.config.dateFormat || "dateObject",
  					withHeader: true,
  					stringify: false
  				}, options || {}, true );
  				var data = "";
  				var wb = {
  					SheetNames: [],
  					Sheets: {}
  				}
  
  				cfg.data = cfg.data ? cfg.data : _this.getChartData( cfg );
  
  				function datenum( v, date1904 ) {
  					if ( date1904 ) v += 1462;
  					var epoch = Date.parse( v );
  					return ( epoch - new Date( Date.UTC( 1899, 11, 30 ) ) ) / ( 24 * 60 * 60 * 1000 );
  				}
  
  				function sheet_from_array_of_arrays( data, opts ) {
  					var ws = {};
  					var range = {
  						s: {
  							c: 10000000,
  							r: 10000000
  						},
  						e: {
  							c: 0,
  							r: 0
  						}
  					};
  					for ( var R = 0; R != data.length; ++R ) {
  						for ( var C = 0; C != data[ R ].length; ++C ) {
  							if ( range.s.r > R ) range.s.r = R;
  							if ( range.s.c > C ) range.s.c = C;
  							if ( range.e.r < R ) range.e.r = R;
  							if ( range.e.c < C ) range.e.c = C;
  							var cell = {
  								v: data[ R ][ C ]
  							};
  							if ( cell.v == null ) continue;
  							var cell_ref = XLSX.utils.encode_cell( {
  								c: C,
  								r: R
  							} );
  
  							if ( typeof cell.v === "number" ) cell.t = "n";
  							else if ( typeof cell.v === "boolean" ) cell.t = "b";
  							else if ( cell.v instanceof Date ) {
  								cell.t = "n";
  								cell.z = XLSX.SSF._table[ 14 ];
  								cell.v = datenum( cell.v );
  							} else cell.t = "s";
  
  							ws[ cell_ref ] = cell;
  						}
  					}
  					if ( range.s.c < 10000000 ) ws[ "!ref" ] = XLSX.utils.encode_range( range );
  					return ws;
  				}
  
  				wb.SheetNames.push( cfg.name );
  				wb.Sheets[ cfg.name ] = sheet_from_array_of_arrays( _this.toArray( cfg ) );
  
  				data = XLSX.write( wb, {
  					bookType: "xlsx",
  					bookSST: true,
  					type: "base64"
  				} );
  
  				data = "data:application/vnd.openxmlformats-officedocument.spreadsheetml.sheet;base64," + data;
  
  				_this.handleCallback( callback, data );
  
  				return data;
  			},
  
  			/**
  			 * Generates an array of arrays
  			 */
  			toArray: function( options, callback ) {
  				var row, col;
  				var cfg = _this.deepMerge( {
  					data: _this.getChartData( options ),
  					withHeader: false,
  					stringify: true
  				}, options || {}, true );
  				var data = [];
  				var cols = [];
  
  				// HEADER
  				for ( col in cfg.data[ 0 ] ) {
  					cols.push( col );
  				}
  				if ( cfg.withHeader ) {
  					data.push( cols );
  				}
  
  				// BODY
  				for ( row in cfg.data ) {
  					var buffer = [];
  					if ( !isNaN( row ) ) {
  						for ( col in cols ) {
  							if ( !isNaN( col ) ) {
  								var col = cols[ col ];
  								var value = cfg.data[ row ][ col ];
  								if ( value == null ) {
  									value = "";
  								} else if ( cfg.stringify ) {
  									value = String( value );
  								} else {
  									value = value;
  								}
  								buffer.push( value );
  							}
  						}
  						data.push( buffer );
  					}
  				}
  
  				_this.handleCallback( callback, data );
  
  				return data;
  			},
  
  			/**
  			 * Generates byte array with given base64 datastring; returns byte array
  			 */
  			toByteArray: function( options, callback ) {
  				var cfg = _this.deepMerge( {
  					// NUFFIN
  				}, options || {} );
  				var Arr = ( typeof Uint8Array !== 'undefined' ) ? Uint8Array : Array
  				var PLUS = '+'.charCodeAt( 0 )
  				var SLASH = '/'.charCodeAt( 0 )
  				var NUMBER = '0'.charCodeAt( 0 )
  				var LOWER = 'a'.charCodeAt( 0 )
  				var UPPER = 'A'.charCodeAt( 0 )
  				var data = b64ToByteArray( cfg.data );
  
  				function decode( elt ) {
  					var code = elt.charCodeAt( 0 )
  					if ( code === PLUS )
  						return 62 // '+'
  					if ( code === SLASH )
  						return 63 // '/'
  					if ( code < NUMBER )
  						return -1 //no match
  					if ( code < NUMBER + 10 )
  						return code - NUMBER + 26 + 26
  					if ( code < UPPER + 26 )
  						return code - UPPER
  					if ( code < LOWER + 26 )
  						return code - LOWER + 26
  				}
  
  				function b64ToByteArray( b64 ) {
  					var i, j, l, tmp, placeHolders, arr
  
  					if ( b64.length % 4 > 0 ) {
  						throw new Error( 'Invalid string. Length must be a multiple of 4' )
  					}
  
  					// THE NUMBER OF EQUAL SIGNS (PLACE HOLDERS)
  					// IF THERE ARE TWO PLACEHOLDERS, THAN THE TWO CHARACTERS BEFORE IT
  					// REPRESENT ONE BYTE
  					// IF THERE IS ONLY ONE, THEN THE THREE CHARACTERS BEFORE IT REPRESENT 2 BYTES
  					// THIS IS JUST A CHEAP HACK TO NOT DO INDEXOF TWICE
  					var len = b64.length
  					placeHolders = '=' === b64.charAt( len - 2 ) ? 2 : '=' === b64.charAt( len - 1 ) ? 1 : 0
  
  					// BASE64 IS 4/3 + UP TO TWO CHARACTERS OF THE ORIGINAL DATA
  					arr = new Arr( b64.length * 3 / 4 - placeHolders )
  
  					// IF THERE ARE PLACEHOLDERS, ONLY GET UP TO THE LAST COMPLETE 4 CHARS
  					l = placeHolders > 0 ? b64.length - 4 : b64.length
  
  					var L = 0
  
  					function push( v ) {
  						arr[ L++ ] = v
  					}
  
  					for ( i = 0, j = 0; i < l; i += 4, j += 3 ) {
  						tmp = ( decode( b64.charAt( i ) ) << 18 ) | ( decode( b64.charAt( i + 1 ) ) << 12 ) | ( decode( b64.charAt( i + 2 ) ) << 6 ) | decode( b64.charAt( i + 3 ) )
  						push( ( tmp & 0xFF0000 ) >> 16 )
  						push( ( tmp & 0xFF00 ) >> 8 )
  						push( tmp & 0xFF )
  					}
  
  					if ( placeHolders === 2 ) {
  						tmp = ( decode( b64.charAt( i ) ) << 2 ) | ( decode( b64.charAt( i + 1 ) ) >> 4 )
  						push( tmp & 0xFF )
  					} else if ( placeHolders === 1 ) {
  						tmp = ( decode( b64.charAt( i ) ) << 10 ) | ( decode( b64.charAt( i + 1 ) ) << 4 ) | ( decode( b64.charAt( i + 2 ) ) >> 2 )
  						push( ( tmp >> 8 ) & 0xFF )
  						push( tmp & 0xFF )
  					}
  
  					return arr
  				}
  
  				_this.handleCallback( callback, data );
  
  				return data;
  			},
  
  			/**
  			 * Callback handler; injects additional arguments to callback
  			 */
  			handleCallback: function( callback ) {
  				var i1, data = Array();
  				if ( callback && callback instanceof Function ) {
  					for ( i1 = 0; i1 < arguments.length; i1++ ) {
  						if ( i1 > 0 ) {
  							data.push( arguments[ i1 ] );
  						}
  					}
  					callback.apply( _this, data );
  				}
  			},
  
  			/**
  			 * Border handler; injects additional border to canvas
  			 */
  			handleBorder: function( options ) {
  				if ( _this.config.border instanceof Object ) {
  					var cfg = _this.deepMerge( _this.defaults.fabric.border, options.border || {}, true );
  					var border = new fabric.Rect();
  
  					cfg.width = _this.setup.fabric.width - cfg.strokeWidth;
  					cfg.height = _this.setup.fabric.height - cfg.strokeWidth;
  
  					border.set( cfg );
  
  					_this.setup.fabric.add( border );
  				}
  			},
  
  			/**
  			 * Handles drag/drop events; loads given imagery
  			 */
  			handleDropbox: function( e ) {
  				if ( _this.drawing.buffer.enabled ) {
  					e.preventDefault();
  					e.stopPropagation();
  
  					// DRAG OVER
  					if ( e.type == "dragover" ) {
  						_this.setup.wrapper.setAttribute( "class", _this.setup.chart.classNamePrefix + "-export-canvas active dropbox" );
  
  						// DRAGLEAVE; DROP
  					} else {
  						_this.setup.wrapper.setAttribute( "class", _this.setup.chart.classNamePrefix + "-export-canvas active" );
  
  						if ( e.type == "drop" && e.dataTransfer.files.length ) {
  							for ( var i1 = 0; i1 < e.dataTransfer.files.length; i1++ ) {
  								var reader = new FileReader();
  								reader.onloadend = ( function( index ) {
  									return function() {
  										_this.drawing.handler.add( {
  											url: reader.result,
  											top: e.layerY - ( index * 10 ),
  											left: e.layerX - ( index * 10 )
  										} );
  									}
  								} )( i1 );
  								reader.readAsDataURL( e.dataTransfer.files[ i1 ] );
  							}
  						}
  					}
  				}
  			},
  
  			/**
  			 * Gathers chart data according to its type
  			 */
  			getChartData: function( options ) {
  				var cfg = _this.deepMerge( {
  					data: [],
  					titles: {},
  					dateFields: [],
  					dataFields: [],
  					dataFieldsMap: {},
  					exportTitles: _this.config.exportTitles,
  					exportFields: _this.config.exportFields,
  					exportSelection: _this.config.exportSelection,
  					columnNames: _this.config.columnNames
  				}, options || {}, true );
  				var uid, i1, i2, i3;
  				var lookupFields = [ "valueField", "openField", "closeField", "highField", "lowField", "xField", "yField" ];
  
  				// HANDLE FIELDS
  				function addField( field, title, type ) {
  
  					function checkExistance( field, type ) {
  						if ( cfg.dataFields.indexOf( field ) != -1 ) {
  							return checkExistance( [ field, ".", type ].join( "" ) );
  						}
  						return field;
  					}
  
  					if ( field && cfg.exportTitles && _this.setup.chart.type != "gantt" ) {
  						uid = checkExistance( field, type );
  						cfg.dataFieldsMap[ uid ] = field;
  						cfg.dataFields.push( uid );
  						cfg.titles[ uid ] = title || uid;
  					}
  				}
  
  				if ( cfg.data.length == 0 ) {
  					// STOCK DATA; GATHER COMPARED GRAPHS
  					if ( _this.setup.chart.type == "stock" ) {
  						cfg.data = _this.setup.chart.mainDataSet.dataProvider;
  
  						// CATEGORY AXIS
  						addField( _this.setup.chart.mainDataSet.categoryField );
  						cfg.dateFields.push( _this.setup.chart.mainDataSet.categoryField );
  
  						// WALKTHROUGH GRAPHS
  						for ( i1 = 0; i1 < _this.setup.chart.mainDataSet.fieldMappings.length; i1++ ) {
  							var fieldMap = _this.setup.chart.mainDataSet.fieldMappings[ i1 ];
  							for ( i2 = 0; i2 < _this.setup.chart.panels.length; i2++ ) {
  								var panel = _this.setup.chart.panels[ i2 ]
  								for ( i3 = 0; i3 < panel.stockGraphs.length; i3++ ) {
  									var graph = panel.stockGraphs[ i3 ];
  
  									for ( i4 = 0; i4 < lookupFields.length; i4++ ) {
  										if ( graph[ lookupFields[ i4 ] ] == fieldMap.toField ) {
  											addField( fieldMap.fromField, graph.title, lookupFields[ i4 ] );
  										}
  									}
  								}
  							}
  						}
  
  						// WALKTHROUGH COMPARISON AND MERGE IT'S DATA
  						for ( i1 = 0; i1 < _this.setup.chart.comparedGraphs.length; i1++ ) {
  							var graph = _this.setup.chart.comparedGraphs[ i1 ];
  							for ( i2 = 0; i2 < graph.dataSet.dataProvider.length; i2++ ) {
  								for ( i3 = 0; i3 < graph.dataSet.fieldMappings.length; i3++ ) {
  									var fieldMap = graph.dataSet.fieldMappings[ i3 ];
  									var uid = graph.dataSet.id + "_" + fieldMap.toField;
  
  									if ( i2 < cfg.data.length ) {
  										cfg.data[ i2 ][ uid ] = graph.dataSet.dataProvider[ i2 ][ fieldMap.fromField ];
  
  										if ( !cfg.titles[ uid ] ) {
  											addField( uid, graph.dataSet.title )
  										}
  									}
  								}
  							}
  						}
  
  						// GANTT DATA; FLATTEN SEGMENTS
  					} else if ( _this.setup.chart.type == "gantt" ) {
  						// CATEGORY AXIS
  						addField( _this.setup.chart.categoryField );
  						cfg.dateFields.push( _this.setup.chart.categoryField );
  
  						var field = _this.setup.chart.segmentsField;
  						for ( i1 = 0; i1 < _this.setup.chart.dataProvider.length; i1++ ) {
  							var dataItem = _this.setup.chart.dataProvider[ i1 ];
  							if ( dataItem[ field ] ) {
  								for ( i2 = 0; i2 < dataItem[ field ].length; i2++ ) {
  									dataItem[ field ][ i2 ][ _this.setup.chart.categoryField ] = dataItem[ _this.setup.chart.categoryField ];
  									cfg.data.push( dataItem[ field ][ i2 ] );
  								}
  							}
  						}
  
  						// GRAPHS
  						for ( i1 = 0; i1 < _this.setup.chart.graphs.length; i1++ ) {
  							var graph = _this.setup.chart.graphs[ i1 ];
  
  							for ( i2 = 0; i2 < lookupFields.length; i2++ ) {
  								var dataField = lookupFields[ i2 ];
  								var graphField = graph[ dataField ];
  								var title = graph.title;
  
  								addField( graphField, graph.title, dataField );
  							}
  						}
  
  						// PIE/FUNNEL DATA;
  					} else if ( [ "pie", "funnel" ].indexOf( _this.setup.chart.type ) != -1 ) {
  						cfg.data = _this.setup.chart.dataProvider;
  
  						// CATEGORY AXIS
  						addField( _this.setup.chart.titleField );
  						cfg.dateFields.push( _this.setup.chart.titleField );
  
  						// VALUE
  						addField( _this.setup.chart.valueField );
  
  						// DEFAULT DATA;
  					} else if ( _this.setup.chart.type != "map" ) {
  						cfg.data = _this.setup.chart.dataProvider;
  
  						// CATEGORY AXIS
  						if ( _this.setup.chart.categoryAxis ) {
  							addField( _this.setup.chart.categoryField, _this.setup.chart.categoryAxis.title );
  							if ( _this.setup.chart.categoryAxis.parseDates !== false ) {
  								cfg.dateFields.push( _this.setup.chart.categoryField );
  							}
  						}
  
  						// GRAPHS
  						for ( i1 = 0; i1 < _this.setup.chart.graphs.length; i1++ ) {
  							var graph = _this.setup.chart.graphs[ i1 ];
  
  							for ( i2 = 0; i2 < lookupFields.length; i2++ ) {
  								var dataField = lookupFields[ i2 ];
  								var graphField = graph[ dataField ];
  
  								addField( graphField, graph.title, dataField );
  							}
  						}
  					}
  				}
  				return _this.processData( cfg );
  			},
  
  			/**
  			 * Walkthrough data to format dates and titles
  			 */
  			processData: function( options ) {
  				var cfg = _this.deepMerge( {
  					data: [],
  					titles: {},
  					dateFields: [],
  					dataFields: [],
  					dataFieldsMap: {},
  					dataDateFormat: _this.setup.chart.dataDateFormat,
  					dateFormat: _this.config.dateFormat || _this.setup.chart.dataDateFormat || "YYYY-MM-DD",
  					exportTitles: _this.config.exportTitles,
  					exportFields: _this.config.exportFields,
  					exportSelection: _this.config.exportSelection,
  					columnNames: _this.config.columnNames,
  					processData: _this.config.processData
  				}, options || {}, true );
  				var i1, i2;
  
  				if ( cfg.data.length ) {
  					// GATHER MISSING FIELDS
  					for ( i1 = 0; i1 < cfg.data.length; i1++ ) {
  						for ( i2 in cfg.data[ i1 ] ) {
  							if ( cfg.dataFields.indexOf( i2 ) == -1 ) {
  								cfg.dataFields.push( i2 );
  								cfg.dataFieldsMap[ i2 ] = i2;
  							}
  						}
  					}
  
  					// REMOVE FIELDS SELECTIVELY
  					if ( cfg.exportFields !== undefined ) {
  						cfg.dataFields = cfg.dataFields.filter( function( n ) {
  							return cfg.exportFields.indexOf( n ) != -1;
  						} );
  					}
  
  					// REBUILD DATA
  					var buffer = [];
  					for ( i1 = 0; i1 < cfg.data.length; i1++ ) {
  						var tmp = {};
  						var skip = false;
  						for ( i2 = 0; i2 < cfg.dataFields.length; i2++ ) {
  							var uniqueField = cfg.dataFields[ i2 ];
  							var dataField = cfg.dataFieldsMap[ uniqueField ];
  							var title = ( cfg.columnNames && cfg.columnNames[ uniqueField ] ) || cfg.titles[ uniqueField ] || uniqueField;
  							var value = cfg.data[ i1 ][ dataField ];
  							if ( value == null ) {
  								value = undefined;
  							}
  
  							// TITLEFY
  							if ( cfg.exportTitles && _this.setup.chart.type != "gantt" ) {
  								if ( title in tmp ) {
  									title += [ "( ", uniqueField, " )" ].join( "" );
  								}
  							}
  
  							// PROCESS CATEGORY
  							if ( cfg.dateFields.indexOf( dataField ) != -1 ) {
  
  								// CONVERT DATESTRING TO DATE OBJECT
  								if ( cfg.dataDateFormat && ( value instanceof String || typeof value == "string" ) ) {
  									value = AmCharts.stringToDate( value, cfg.dataDateFormat );
  
  									// CONVERT TIMESTAMP TO DATE OBJECT
  								} else if ( cfg.dateFormat && ( value instanceof Number || typeof value == "number" ) ) {
  									value = new Date( value );
  								}
  
  								// CATEGORY RANGE
  								if ( cfg.exportSelection ) {
  									if ( value instanceof Date ) {
  										if ( value < chart.startDate || value > chart.endDate ) {
  											skip = true;
  										}
  
  									} else if ( i1 < chart.startIndex || i1 > chart.endIndex ) {
  										skip = true;
  									}
  								}
  
  								// CATEGORY FORMAT
  								if ( cfg.dateFormat && cfg.dateFormat != "dateObject" && value instanceof Date ) {
  									value = AmCharts.formatDate( value, cfg.dateFormat );
  								}
  							}
  
  							tmp[ title ] = value;
  						}
  						if ( !skip ) {
  							buffer.push( tmp );
  						}
  					}
  					cfg.data = buffer;
  				}
  
  				if ( cfg.processData !== undefined ) {
  					return cfg.processData( cfg.data );
  
  				} else {
  					return cfg.data;
  				}
  			},
  
  			/**
  			 * Prettifies string
  			 */
  			capitalize: function( string ) {
  				return string.charAt( 0 ).toUpperCase() + string.slice( 1 ).toLowerCase();
  			},
  
  			/**
  			 * Generates export menu; returns UL node
  			 */
  			createMenu: function( list, container ) {
  				var div;
  
  				function buildList( list, container ) {
  					var i1, i2, ul = document.createElement( "ul" );
  					for ( i1 = 0; i1 < list.length; i1++ ) {
  						var item = typeof list[ i1 ] === "string" ? {
  							format: list[ i1 ]
  						} : list[ i1 ];
  						var li = document.createElement( "li" );
  						var a = document.createElement( "a" );
  						var img = document.createElement( "img" );
  						var span = document.createElement( "span" );
  						var action = String( item.action ? item.action : item.format ).toLowerCase();
  
  						item.format = String( item.format ).toUpperCase();
  
  						// MERGE WITH GIVEN FORMAT
  						if ( _this.config.formats[ item.format ] ) {
  							item = _this.deepMerge( {
  								label: item.icon ? "" : item.format,
  								format: item.format,
  								mimeType: _this.config.formats[ item.format ].mimeType,
  								extension: _this.config.formats[ item.format ].extension,
  								capture: _this.config.formats[ item.format ].capture,
  								action: _this.config.action,
  								fileName: _this.config.fileName
  							}, item );
  						} else if ( !item.label ) {
  							item.label = item.label ? item.label : _this.i18l( "menu.label." + action );
  						}
  
  						// FILTER; TOGGLE FLAG
  						if ( [ "CSV", "JSON", "XLSX" ].indexOf( item.format ) != -1 && [ "map", "gauge" ].indexOf( _this.setup.chart.type ) != -1 ) {
  							continue;
  
  							// BLOB EXCEPTION
  						} else if ( !_this.setup.hasBlob && item.format != "UNDEFINED" ) {
  							if ( item.mimeType && item.mimeType.split( "/" )[ 0 ] != "image" && item.mimeType != "text/plain" ) {
  								continue;
  							}
  						}
  
  						// DRAWING
  						if ( item.action == "draw" ) {
  							if ( _this.config.fabric.drawing.enabled ) {
  								item.menu = item.menu ? item.menu : _this.config.fabric.drawing.menu;
  								item.click = ( function( item ) {
  									return function() {
  										this.capture( item, function() {
  											this.createMenu( item.menu );
  										} );
  									}
  								} )( item );
  							} else {
  								item.menu = [];
  							}
  
  							// DRAWING CHOICES
  						} else if ( !item.populated && item.action && item.action.indexOf( "draw." ) != -1 ) {
  							var type = item.action.split( "." )[ 1 ];
  							var items = item[ type ] || _this.config.fabric.drawing[ type ] || [];
  
  							item.menu = [];
  							item.populated = true;
  
  							for ( i2 = 0; i2 < items.length; i2++ ) {
  								var tmp = {
  									"label": items[ i2 ]
  								}
  
  								if ( type == "shapes" ) {
  									var io = items[ i2 ].indexOf( "//" ) == -1;
  									var url = ( io ? _this.config.path + "shapes/" : "" ) + items[ i2 ];
  
  									tmp.action = "add";
  									tmp.url = url;
  									tmp.icon = url;
  									tmp.ignore = io;
  									tmp[ "class" ] = "export-drawing-shape";
  
  								} else if ( type == "colors" ) {
  									tmp.style = "background-color: " + items[ i2 ];
  									tmp.action = "change";
  									tmp.color = items[ i2 ];
  									tmp[ "class" ] = "export-drawing-color";
  
  								} else if ( type == "widths" ) {
  									tmp.action = "change";
  									tmp.width = items[ i2 ];
  									tmp.label = document.createElement( "span" );
  
  									tmp.label.style.width = _this.numberToPx( items[ i2 ] );
  									tmp.label.style.height = _this.numberToPx( items[ i2 ] );
  									tmp[ "class" ] = "export-drawing-width";
  								} else if ( type == "opacities" ) {
  									tmp.style = "opacity: " + items[ i2 ];
  									tmp.action = "change";
  									tmp.opacity = items[ i2 ];
  									tmp.label = ( items[ i2 ] * 100 ) + "%";
  									tmp[ "class" ] = "export-drawing-opacity";
  								} else if ( type == "modes" ) {
  									tmp.label = _this.i18l( "menu.label.draw.modes." + items[ i2 ] );
  									tmp.click = ( function( mode ) {
  										return function() {
  											_this.drawing.mode = mode;
  										}
  									} )( items[ i2 ] );
  									tmp[ "class" ] = "export-drawing-mode";
  								}
  
  								item.menu.push( tmp );
  							}
  
  							// ADD CLICK HANDLER
  						} else if ( !item.click && !item.menu && !item.items ) {
  							// DRAWING METHODS
  							if ( _this.drawing.handler[ action ] instanceof Function ) {
  								item.action = action;
  								item.click = ( function( item ) {
  									return function() {
  										this.drawing.handler[ item.action ]( item );
  									}
  								} )( item );
  
  								// DRAWING
  							} else if ( _this.drawing.buffer.enabled ) {
  								item.click = ( function( item ) {
  									return function() {
  										if ( this.config.drawing.autoClose ) {
  											this.drawing.handler.done();
  										}
  										this[ "to" + item.format ]( item, function( data ) {
  											if ( item.action == "download" ) {
  												this.download( data, item.mimeType, [ item.fileName, item.extension ].join( "." ) );
  											}
  										} );
  									}
  								} )( item );
  
  								// REGULAR
  							} else if ( item.format != "UNDEFINED" ) {
  								item.click = ( function( item ) {
  									return function() {
  										if ( item.capture || item.action == "print" || item.format == "PRINT" ) {
  											this.capture( item, function() {
  												if ( this.config.drawing.autoClose ) {
  													this.drawing.handler.done();
  												}
  												this[ "to" + item.format ]( item, function( data ) {
  													if ( item.action == "download" ) {
  														this.download( data, item.mimeType, [ item.fileName, item.extension ].join( "." ) );
  													}
  												} );
  											} )
  
  										} else if ( this[ "to" + item.format ] ) {
  											this[ "to" + item.format ]( item, function( data ) {
  												this.download( data, item.mimeType, [ item.fileName, item.extension ].join( "." ) );
  											} );
  										} else {
  											throw new Error( 'Invalid format. Could not determine output type.' );
  										}
  									}
  								} )( item );
  							}
  						}
  
  						// HIDE EMPTY ONES
  						if ( item.menu !== undefined && !item.menu.length ) {
  							continue;
  						}
  
  						// ADD LINK ATTR
  						a.setAttribute( "href", "#" );
  						a.addEventListener( "click", ( function( callback, item ) {
  							return function( e ) {
  								e.preventDefault();
  								var args = [ e, item ];
  
  								// DELAYED
  								if ( ( item.action == "draw" || item.format == "PRINT" || ( item.format != "UNDEFINED" && item.capture ) ) && !_this.drawing.enabled ) {
  									item.delay = item.delay ? item.delay : _this.config.delay;
  									if ( item.delay ) {
  										_this.delay( item, callback );
  										return;
  									}
  								}
  
  								callback.apply( _this, args );
  							}
  						} )( item.click || function( e ) {
  							e.preventDefault();
  						}, item ) );
  						li.appendChild( a );
  
  						// ADD LABEL
  						if ( _this.isElement( item.label ) ) {
  							span.appendChild( item.label );
  						} else {
  							span.innerHTML = item.label;
  						}
  
  						// APPEND ITEMS
  						if ( item[ "class" ] ) {
  							li.className = item[ "class" ];
  						}
  
  						if ( item.style ) {
  							li.setAttribute( "style", item.style );
  						}
  
  						if ( item.icon ) {
  							img.setAttribute( "src", ( !item.ignore && item.icon.slice( 0, 10 ).indexOf( "//" ) == -1 ? chart.pathToImages : "" ) + item.icon );
  							a.appendChild( img );
  						}
  						if ( item.label ) {
  							a.appendChild( span );
  						}
  						if ( item.title ) {
  							a.setAttribute( "title", item.title );
  						}
  
  						// CALLBACK; REVIVER FOR MENU ITEMS
  						if ( _this.config.menuReviver ) {
  							li = _this.config.menuReviver.apply( _this, [ item, li ] );
  						}
  
  						// ADD ELEMENTS FOR EASY ACCESS
  						item.elements = {
  							li: li,
  							a: a,
  							img: img,
  							span: span
  						}
  
  						// ADD SUBLIST; JUST WITH ENTRIES
  						if ( ( item.menu || item.items ) && item.action != "draw" ) {
  							if ( buildList( item.menu || item.items, li ).childNodes.length ) {
  								ul.appendChild( li );
  							}
  						} else {
  							ul.appendChild( li );
  						}
  					}
  
  					// JUST ADD THOSE WITH ENTRIES
  					if ( ul.childNodes.length ) {
  						container.appendChild( ul );
  					}
  
  					return ul;
  				}
  
  				// DETERMINE CONTAINER
  				if ( !container ) {
  					if ( typeof _this.config.divId == "string" ) {
  						_this.config.divId = container = document.getElementById( _this.config.divId );
  					} else if ( _this.isElement( _this.config.divId ) ) {
  						container = _this.config.divId;
  					} else {
  						container = _this.setup.chart.containerDiv;
  					}
  				}
  
  				// CREATE / RESET MENU CONTAINER
  				if ( _this.isElement( _this.setup.menu ) ) {
  					_this.setup.menu.innerHTML = "";
  				} else {
  					_this.setup.menu = document.createElement( "div" );
  				}
  				_this.setup.menu.setAttribute( "class", _this.setup.chart.classNamePrefix + "-export-menu " + _this.setup.chart.classNamePrefix + "-export-menu-" + _this.config.position + " amExportButton" );
  
  				// CALLBACK; REPLACES THE MENU WALKER
  				if ( _this.config.menuWalker ) {
  					buildList = _this.config.menuWalker;
  				}
  				buildList.apply( this, [ list, _this.setup.menu ] );
  
  				// JUST ADD THOSE WITH ENTRIES
  				if ( _this.setup.menu.childNodes.length ) {
  					container.appendChild( _this.setup.menu );
  				}
  
  				return _this.setup.menu;
  			},
  
  			/**
  			 * Method to trigger the callback delayed
  			 */
  			delay: function( options, callback ) {
  				var cfg = _this.deepMerge( {
  					delay: 3,
  					precision: 2
  				}, options || {} );
  				var t1, t2, start = Number( new Date() );
  				var menu = _this.createMenu( [ {
  					label: _this.i18l( "capturing.delayed.menu.label" ).replace( "{{duration}}", AmCharts.toFixed( cfg.delay, cfg.precision ) ),
  					title: _this.i18l( "capturing.delayed.menu.title" ),
  					"class": "export-delayed-capturing",
  					click: function() {
  						clearTimeout( t1 );
  						clearTimeout( t2 );
  						_this.createMenu( _this.config.menu );
  					}
  				} ] );
  				var label = menu.getElementsByTagName( "a" )[ 0 ];
  
  				// MENU UPDATE
  				t1 = setInterval( function() {
  					var diff = cfg.delay - ( Number( new Date() ) - start ) / 1000;
  					if ( diff <= 0 ) {
  						clearTimeout( t1 );
  						if ( cfg.action != "draw" ) {
  							_this.createMenu( _this.config.menu );
  						}
  					} else if ( label ) {
  						label.innerHTML = _this.i18l( "capturing.delayed.menu.label" ).replace( "{{duration}}", AmCharts.toFixed( diff, 2 ) );
  					}
  				}, 10 );
  
  				// CALLBACK
  				t2 = setTimeout( function() {
  					callback.apply( _this, arguments );
  				}, cfg.delay * 1000 );
  			},
  
  			/**
  			 * Migration method to support old export setup
  			 */
  			migrateSetup: function( setup ) {
  				var cfg = {
  					enabled: true,
  					migrated: true,
  					libs: {
  						autoLoad: true
  					},
  					menu: []
  				};
  
  				function crawler( object ) {
  					var key;
  					for ( key in object ) {
  						var value = object[ key ];
  
  						if ( key.slice( 0, 6 ) == "export" && value ) {
  							cfg.menu.push( key.slice( 6 ) );
  						} else if ( key == "userCFG" ) {
  							crawler( value );
  						} else if ( key == "menuItems" ) {
  							cfg.menu = value;
  						} else if ( key == "libs" ) {
  							cfg.libs = value;
  						} else if ( typeof key == "string" ) {
  							cfg[ key ] = value;
  						}
  					}
  				}
  
  				crawler( setup );
  
  				return cfg;
  			},
  
  			clear:function(){
  				_this.setup = undefined;
  				if(_this.docListener){
  					document.removeEventListener("keydown", _this.docListener);
  				}
  				var listenersToRemove = _this.listenersToRemove;
  				if(listenersToRemove){
  					for(var i = 0; i < listenersToRemove.length; i++){
  						var listenerToRemove = listenersToRemove[i];
  						listenerToRemove.node.removeEventListener(listenerToRemove.event, listenerToRemove.method)
  					}
  				}
  				_this.listenersToRemove = [];				
  			},
  
  			/*
  			 ** Add event listener
  			 */
  			loadListeners: function() {
  				function handleClone( clone ) {
  					if ( clone ) {
  						clone.set( {
  							top: clone.top + 10,
  							left: clone.left + 10
  						} );
  						_this.setup.fabric.add( clone );
  					}
  				}
  
  
  
  				// OBSERVE; KEY LISTENER; DRAWING FEATURES
  				if ( _this.config.keyListener && _this.config.keyListener != "attached" ) {
  
  				_this.docListener = function( e ) {
  						var current = _this.drawing.buffer.target;
  
  						// REMOVE; key: BACKSPACE / DELETE
  						if ( ( e.keyCode == 8 || e.keyCode == 46 ) && current ) {
  							e.preventDefault();
  							_this.setup.fabric.remove( current );
  
  							// ESCAPE DRAWIN MODE; key: escape
  						} else if ( e.keyCode == 27 && _this.drawing.enabled ) {
  							e.preventDefault();
  							_this.drawing.handler.done();
  
  							// COPY; key: C
  						} else if ( e.keyCode == 67 && ( e.metaKey || e.ctrlKey ) && current ) {
  							_this.drawing.buffer.copy = current;
  
  							// CUT; key: X
  						} else if ( e.keyCode == 88 && ( e.metaKey || e.ctrlKey ) && current ) {
  							_this.drawing.buffer.copy = current;
  							_this.setup.fabric.remove( current );
  
  							// PASTE; key: V
  						} else if ( e.keyCode == 86 && ( e.metaKey || e.ctrlKey ) ) {
  							if ( _this.drawing.buffer.copy ) {
  								handleClone( _this.drawing.buffer.copy.clone( handleClone ) )
  							}
  
  							// UNDO / REDO; key: Z
  						} else if ( e.keyCode == 90 && ( e.metaKey || e.ctrlKey ) ) {
  							e.preventDefault();
  							if ( e.shiftKey ) {
  								_this.drawing.handler.redo();
  							} else {
  								_this.drawing.handler.undo();
  							}
  						}
  					}
  
  					_this.config.keyListener = "attached";
  					
  					document.addEventListener("keydown", _this.docListener);
  				}
  
  				// OBSERVE; DRAG AND DROP LISTENER; DRAWING FEATURE
  				if ( _this.config.fileListener ) {
  					_this.setup.chart.containerDiv.addEventListener( "dragover", _this.handleDropbox );
  					_this.setup.chart.containerDiv.addEventListener( "dragleave", _this.handleDropbox );
  					_this.setup.chart.containerDiv.addEventListener( "drop", _this.handleDropbox );
  				}
  			},
  
  			/**
  			 * Initiate export menu; waits for chart container to place menu
  			 */
  			init: function() {
  				clearTimeout( _this.timer );
  				
  				_this.timer = setInterval( function() {
  					if ( _this.setup.chart.containerDiv ) {
  						clearTimeout( _this.timer );
  
  						if ( _this.config.enabled ) {
  							// CREATE REFERENCE
  							_this.setup.chart.AmExport = _this;
  
  							// OVERWRITE PARENT OVERFLOW
  							if ( _this.config.overflow ) {
  								_this.setup.chart.div.style.overflow = "visible";
  							}
  
  							// ATTACH EVENTS
  							_this.loadListeners();
  
  							// CREATE MENU
  							_this.createMenu( _this.config.menu );
  						}
  					}
  				}, AmCharts.updateRate );
  
  			},
  
  			/**
  			 * Initiates export instance; merges given config; attaches event listener
  			 */
  			construct: function() {
  				// ANNOTATION; MAP "DONE"
  				_this.drawing.handler.cancel = _this.drawing.handler.done;
  
  				// CHECK BLOB CONSTRUCTOR
  				try {
  					_this.setup.hasBlob = !!new Blob;
  				} catch ( e ) {}
  
  				// WORK AROUND TO BYPASS FILESAVER CHECK TRYING TO OPEN THE BLOB URL IN SAFARI BROWSER
  				window.safari = window.safari ? window.safari : {};
  
  				// OVERTAKE CHART FONTSIZE IF GIVEN
  				_this.defaults.fabric.drawing.fontSize = _this.setup.chart.fontSize || 11;
  
  				// MERGE SETTINGS
  				_this.config.drawing = _this.deepMerge( _this.defaults.fabric.drawing, _this.config.drawing || {}, true );
  				if ( _this.config.border ) {
  					_this.config.border = _this.deepMerge( _this.defaults.fabric.border, _this.config.border || {}, true );
  				}
  				_this.deepMerge( _this.defaults.fabric, _this.config, true );
  				_this.deepMerge( _this.defaults.fabric, _this.config.fabric || {}, true );
  				_this.deepMerge( _this.defaults.pdfMake, _this.config, true );
  				_this.deepMerge( _this.defaults.pdfMake, _this.config.pdfMake || {}, true );
  				_this.deepMerge( _this.libs, _this.config.libs || {}, true );
  
  				// UPDATE CONFIG
  				_this.config.drawing = _this.defaults.fabric.drawing;
  				_this.config.fabric = _this.defaults.fabric;
  				_this.config.pdfMake = _this.defaults.pdfMake;
  				_this.config = _this.deepMerge( _this.defaults, _this.config, true );
  
  				// MERGE; SETUP DRAWING MENU
  				if ( _this.config.fabric.drawing.enabled ) {
  					if ( _this.config.fabric.drawing.menu === undefined ) {
  						_this.config.fabric.drawing.menu = [];
  						_this.deepMerge( _this.config.fabric.drawing.menu, [ {
  							"class": "export-drawing",
  							menu: [ {
  								label: _this.i18l( "menu.label.draw.add" ),
  								menu: [ {
  									label: _this.i18l( "menu.label.draw.shapes" ),
  									action: "draw.shapes"
  								}, {
  									label: _this.i18l( "menu.label.draw.text" ),
  									action: "text"
  								} ]
  							}, {
  								label: _this.i18l( "menu.label.draw.change" ),
  								menu: [ {
  									label: _this.i18l( "menu.label.draw.modes" ),
  									action: "draw.modes"
  								}, {
  									label: _this.i18l( "menu.label.draw.colors" ),
  									action: "draw.colors"
  								}, {
  									label: _this.i18l( "menu.label.draw.widths" ),
  									action: "draw.widths"
  								}, {
  									label: _this.i18l( "menu.label.draw.opacities" ),
  									action: "draw.opacities"
  								}, "UNDO", "REDO" ]
  							}, {
  								label: _this.i18l( "menu.label.save.image" ),
  								menu: [ "PNG", "JPG", "SVG", "PDF" ]
  							}, "PRINT", "CANCEL" ]
  						} ] );
  					}
  				}
  
  				// MERGE; SETUP MAIN MENU
  				if ( _this.config.menu === undefined ) {
  					_this.config.menu = [];
  					// PARENT MENU
  					_this.deepMerge( _this.config, {
  						menu: [ {
  							"class": "export-main",
  							menu: [ {
  								label: _this.i18l( "menu.label.save.image" ),
  								menu: [ "PNG", "JPG", "SVG", "PDF" ]
  							}, {
  								label: _this.i18l( "menu.label.save.data" ),
  								menu: [ "CSV", "XLSX", "JSON" ]
  							}, {
  								label: _this.i18l( "menu.label.draw" ),
  								action: "draw",
  								menu: _this.config.fabric.drawing.menu
  							}, {
  								format: "PRINT",
  								label: _this.i18l( "menu.label.print" )
  							} ]
  						} ]
  					} );
  				}
  
  				// ADD MISSING PATH
  				if ( !_this.libs.path ) {
  					_this.libs.path = _this.config.path + "libs/";
  				}
  
  				// CHECK ACCEPTANCE
  				if ( _this.isSupported() ) {
  					// LOAD DEPENDENCIES
  					_this.loadDependencies( _this.libs.resources, _this.libs.reload );
  					// ADD CLASSNAMES
  					_this.setup.chart.addClassNames = true;
  					// REFERENCE
  					_this.setup.chart[ _this.name ] = _this;
  					// INIT MENU; WAIT FOR CHART INSTANCE
  					_this.init();
  				}
  			}
  		}
  
  		// USE GIVEN CONFIG
  		if ( config ) {
  			_this.config = config;
  
  			// USE CHART EXPORT CONFIG
  		} else if ( _this.setup.chart[ _this.name ] ) {
  			_this.config = _this.setup.chart[ _this.name ];
  
  			// MIGRATE OLD EXPORT CHART CONFIG
  		} else if ( _this.setup.chart.amExport || _this.setup.chart.exportConfig ) {
  			_this.config = _this.migrateSetup( _this.setup.chart.amExport || _this.setup.chart.exportConfig );
  
  			// EXIT; NO CONFIG
  		} else {
  			return;
  		}
  
  		// CONSTRUCT INSTANCE
  		_this.construct();
  
  		// EXPORT SCOPE
  		return _this.deepMerge( this, _this );
  	}
  } )();
  
  /**
   * Set init handler
   */
  AmCharts.addInitHandler( function( chart ) {
  	new AmCharts[ "export" ]( chart );
  
  }, [ "pie", "serial", "xy", "funnel", "radar", "gauge", "stock", "map", "gantt" ] );