diff --git a/Assets/FlashTools/Tools/FlashExport.jsfl b/Assets/FlashTools/Tools/FlashExport.jsfl
index ff46bab..b1ba275 100644
--- a/Assets/FlashTools/Tools/FlashExport.jsfl
+++ b/Assets/FlashTools/Tools/FlashExport.jsfl
@@ -27,23 +27,23 @@ if (!Function.prototype.bind) {
 
 (function () {
 	"use strict";
-	
+
 	//
 	// ft
 	//
-	
+
 	var ft = {
 		profile_mode             : false,
-		verbose_mode             : true,
+		verbose_mode             : false,
 		optimize_static_items    : true,
 		optimize_single_graphics : true
 	};
-	
+
 	ft.trace = function () {
 		fl.outputPanel.trace(
 			Array.prototype.join.call(arguments, " "));
 	};
-	
+
 	ft.trace_fmt = function (format) {
 		var args = Array.prototype.slice.call(arguments, 1);
 		ft.trace(format.format.apply(format, args));
@@ -52,7 +52,7 @@ if (!Function.prototype.bind) {
 	ft.clear_output = function () {
 		fl.outputPanel.clear();
 	};
-	
+
 	ft.assert = function (expr, format) {
 		if (!expr) {
 			if (format === undefined) {
@@ -63,7 +63,7 @@ if (!Function.prototype.bind) {
 			}
 		}
 	};
-	
+
 	ft.type_assert = function (item, type) {
 		var type_is_string = (typeof type === 'string');
 		ft.assert(
@@ -73,13 +73,13 @@ if (!Function.prototype.bind) {
 			typeof item,
 			type_is_string ? type : type.constructor.name);
 	};
-	
+
 	ft.type_assert_if_defined = function (item, type) {
 		if (item !== undefined) {
 			ft.type_assert(item, type);
 		}
 	};
-	
+
 	ft.profile_function = function (func, msg) {
 		ft.type_assert(func, Function);
 		ft.type_assert(msg, 'string');
@@ -91,16 +91,17 @@ if (!Function.prototype.bind) {
 		}
 		var stack_index = ft.profile_function_stack.length;
 		ft.profile_function_stack.push({
-			msg   : msg,
-			level : ft.profile_function_level,
-			time  : 0});
+			msg: msg,
+			level: ft.profile_function_level,
+			time: 0
+		});
 		++ft.profile_function_level;
 		var func_time = ft.get_call_function_time(func);
 		--ft.profile_function_level;
 		ft.profile_function_stack[stack_index].time = func_time;
 		if (stack_index == 0) {
 			for (var i = 0; i < ft.profile_function_stack.length; ++i) {
-				var info  = ft.profile_function_stack[i];
+				var info = ft.profile_function_stack[i];
 				var ident = "--";
 				for (var j = 0; j < info.level; ++j) {
 					ident += "--";
@@ -112,7 +113,7 @@ if (!Function.prototype.bind) {
 			ft.profile_function_stack = [];
 		}
 	};
-	
+
 	ft.get_call_function_time = function (func) {
 		ft.type_assert(func, Function);
 		var b_time = Date.now();
@@ -120,31 +121,31 @@ if (!Function.prototype.bind) {
 			func();
 		} finally {
 			var e_time = Date.now();
-			return (e_time - b_time)/1000;
+			return (e_time - b_time) / 1000;
 		}
 	};
-	
+
 	ft.escape_path = function (path) {
 		ft.type_assert(path, 'string');
 		return path.replace(/ /g, '%20');
 	};
-	
+
 	ft.escape_string = function (str) {
 		ft.type_assert(str, 'string');
 		return str
-			.replace(/\&/g, '&amp;' )
+			.replace(/\&/g, '&amp;')
 			.replace(/\"/g, '&quot;')
 			.replace(/\'/g, '&apos;')
-			.replace(/</g,  '&lt;'  )
-			.replace(/>/g,  '&gt;'  );
+			.replace(/</g, '&lt;')
+			.replace(/>/g, '&gt;');
 	};
-	
+
 	ft.combine_path = function (lhs, rhs) {
 		ft.type_assert(lhs, 'string');
 		ft.type_assert(rhs, 'string');
 		return ft.escape_path(lhs) + ft.escape_path(rhs);
 	};
-	
+
 	ft.array_foldl = function (arr, func, acc) {
 		ft.type_assert(arr, Array);
 		ft.type_assert(func, Function);
@@ -154,7 +155,7 @@ if (!Function.prototype.bind) {
 		}
 		return acc;
 	};
-	
+
 	ft.array_foldr = function (arr, func, acc) {
 		ft.type_assert(arr, Array);
 		ft.type_assert(func, Function);
@@ -164,20 +165,20 @@ if (!Function.prototype.bind) {
 		}
 		return acc;
 	};
-	
+
 	ft.array_filter = function (arr, filter) {
 		ft.type_assert(arr, Array);
 		ft.type_assert(filter, Function);
 		var new_arr = [];
 		for (var index = 0; index < arr.length; ++index) {
 			var value = arr[index];
-			if ( filter(value, index) ) {
+			if (filter(value, index)) {
 				new_arr.push(value);
 			}
 		}
 		return new_arr;
 	};
-	
+
 	ft.array_foreach = function (arr, func, filter) {
 		ft.type_assert(arr, Array);
 		ft.type_assert(func, Function);
@@ -189,7 +190,7 @@ if (!Function.prototype.bind) {
 			}
 		}
 	};
-	
+
 	ft.array_reverse_foreach = function (arr, func, filter) {
 		ft.type_assert(arr, Array);
 		ft.type_assert(func, Function);
@@ -201,21 +202,21 @@ if (!Function.prototype.bind) {
 			}
 		}
 	};
-	
-	ft.gen_unique_name = function() {
+
+	ft.gen_unique_name = function () {
 		if (!ft.gen_unique_name_index) {
 			ft.gen_unique_name_index = 0;
 		}
 		++ft.gen_unique_name_index;
 		return "ft_unique_name_" + ft.gen_unique_name_index;
 	};
-	
+
 	//
 	// document
 	//
-	
+
 	var ftdoc = {};
-	
+
 	ftdoc.prepare = function (doc) {
 		ft.type_assert(doc, Document);
 		ft.profile_function(function() { ftdoc.prepare_folders(doc);        }, "Prepare folders");
@@ -226,7 +227,7 @@ if (!Function.prototype.bind) {
 		ft.profile_function(function() { ftdoc.rasterize_all_shapes(doc);   }, "Rasterize all shapes");
 		ft.profile_function(function() { ftdoc.export_swf(doc);             }, "Export swf");
 	};
-	
+
 	ftdoc.prepare_folders = function (doc) {
 		ft.type_assert(doc, Document);
 		var export_folder = ftdoc.get_export_folder(doc);
@@ -235,85 +236,98 @@ if (!Function.prototype.bind) {
 				.format(export_folder);
 		}
 	};
-	
+
 	ftdoc.get_export_folder = function (doc) {
 		ft.type_assert(doc, Document);
 		return ft.combine_path(
 			ft.escape_path(doc.pathURI),
 			"_export/");
 	};
-	
+
 	ftdoc.full_exit_edit_mode = function (doc) {
+		ft.type_assert(doc, Document);
 		for (var i = 0; i < 100; ++i) {
 			doc.exitEditMode();
 		}
 	};
-	
+
 	ftdoc.unlock_all_timelines = function (doc) {
 		ft.type_assert(doc, Document);
 		ftlib.unlock_all_timelines(doc, doc.library);
 		fttim.unlock(doc.getTimeline());
 	};
-	
+
 	ftdoc.optimize_all_timelines = function (doc) {
 		ft.type_assert(doc, Document);
 		if (ft.optimize_static_items) {
-			ft.profile_function(function() {
+			ft.profile_function(function () {
 				ftlib.optimize_static_items(doc, doc.library);
 			}, "Optimize static items");
 		}
 		if (ft.optimize_single_graphics) {
-			ft.profile_function(function() {
+			ft.profile_function(function () {
 				ftlib.optimize_single_graphics(doc, doc.library);
 			}, "Optimize single graphics");
 		}
 	};
-	
+
 	ftdoc.rasterize_all_shapes = function (doc) {
 		ft.type_assert(doc, Document);
 		ftlib.rasterize_all_shapes(doc, doc.library);
 		fttim.rasterize_all_shapes(doc, doc.getTimeline());
 	};
-	
+
 	ftdoc.prepare_all_bitmaps = function (doc) {
 		ft.type_assert(doc, Document);
 		ftlib.prepare_all_bitmaps(doc.library);
 	};
-	
+
 	ftdoc.export_swf = function (doc) {
 		ft.type_assert(doc, Document);
 		ft.trace_fmt("!!!Document!!!: '{0}' conversion complete!", doc.name);
 		doc.exportSWF(ftdoc.get_export_swf_path(doc));
 	};
-	
+
 	ftdoc.get_export_swf_path = function (doc) {
 		ft.type_assert(doc, Document);
 		return ft.combine_path(
 			ftdoc.get_export_folder(doc),
 			doc.name + ".swf");
 	};
-	
+
 	//
 	// library
 	//
-	
+
 	var ftlib = {};
-	
+
 	ftlib.is_folder_item = function (item) {
 		ft.type_assert(item, LibraryItem);
 		return item.itemType == "folder";
 	};
-	
+
 	ftlib.is_bitmap_item = function (item) {
 		ft.type_assert(item, LibraryItem);
 		return item.itemType == "bitmap";
 	};
-	
+
 	ftlib.is_symbol_item = function (item) {
 		ft.type_assert(item, LibraryItem);
 		return item.itemType == "graphic" || item.itemType == "movie clip";
 	};
 	
+	ftlib.find_item_by_name = function (library, item_name) {
+		ft.type_assert(library, Library);
+		ft.type_assert(item_name, 'string');
+		for (var i = 0; i < library.items.length; ++i) {
+			var item = library.items[i];
+			if (item.name == item_name) {
+				return item;
+			}
+		}
+		return null;
+	};
+
 	ftlib.edit_all_items = function (doc, library, func, filter) {
 		ft.type_assert(doc, Document);
 		ft.type_assert(library, Library);
@@ -326,44 +340,49 @@ if (!Function.prototype.bind) {
 			}
 		}, filter);
 	};
-	
+
 	ftlib.edit_all_symbol_items = function (doc, library, func) {
 		ft.type_assert(doc, Document);
 		ft.type_assert(library, Library);
 		ft.type_assert(func, Function);
 		ftlib.edit_all_items(doc, library, func, ftlib.is_symbol_item);
-	}
-	
+	};
+
 	ftlib.unlock_all_timelines = function (doc, library) {
 		ft.type_assert(doc, Document);
 		ft.type_assert(library, Library);
-		ftlib.edit_all_symbol_items(doc, library, function(item) {
+		ftlib.edit_all_symbol_items(doc, library, function (item) {
 			fttim.unlock(item.timeline);
 		});
 	};
-	
+
 	ftlib.optimize_static_items = function (doc, library) {
 		ft.type_assert(doc, Document);
 		ft.type_assert(library, Library);
-		
+
 		var replaces = {};
 		ft.array_reverse_foreach(library.items, function (item) {
 			var new_item_name = ft.gen_unique_name();
-			ftlib.bake_symbol_item(doc, library, item.name, new_item_name, 0);
-			replaces[item.name] = new_item_name;
-			if (ft.verbose_mode) {
-				ft.trace_fmt("Optimize static item: '{0}'", item.name);
+			if (ftlib.bake_symbol_item(doc, library, item.name, new_item_name, 0)) {
+				replaces[item.name] = new_item_name;
+				if (ft.verbose_mode) {
+					ft.trace_fmt("Optimize static item: '{0}'", item.name);
+				}
+			} else {
+				if (ft.verbose_mode) {
+					ft.trace_fmt("NOT Optimize static item: '{0}'", item.name);
+				}
 			}
-		}, function(item) {
+		}, function (item) {
 			return ftlib.is_symbol_item(item) && fttim.is_static(item.timeline);
 		});
-		
-		ftlib.edit_all_symbol_items(doc, library, function(item) {
+
+		ftlib.edit_all_symbol_items(doc, library, function (item) {
 			fttim.replace_baked_symbols(doc, item.timeline, replaces);
 		});
 		fttim.replace_baked_symbols(doc, doc.getTimeline(), replaces);
 	};
-	
+
 	ftlib.bake_symbol_item = function (doc, library, item_name, new_item_name, first_frame) {
 		ft.type_assert(doc, Document);
 		ft.type_assert(library, Library);
@@ -371,101 +390,172 @@ if (!Function.prototype.bind) {
 		ft.type_assert(new_item_name, 'string');
 		ft.type_assert(first_frame, 'number');
 		
-		if (!library.itemExists(new_item_name)) {
-			library.addNewItem("graphic", new_item_name);
-			if (library.editItem(new_item_name)) {
-				if (library.addItemToDocument({x:0, y:0}, item_name)) {
-					var new_item_elem = doc.selection[0];
-					new_item_elem.symbolType = "graphic";
-					new_item_elem.firstFrame = first_frame;
-					new_item_elem.setTransformationPoint({x:0, y:0});
-					new_item_elem.transformX = 0;
-					new_item_elem.transformY = 0;
-					doc.convertSelectionToBitmap();
-				}
-				doc.exitEditMode();
-			}
+		if (library.itemExists(new_item_name)) {
+			return true;
+		}
+		
+		var item = ftlib.find_item_by_name(library, item_name);
+		if (!item) {
+			return false;
+		}
+		
+		var item_frame_area = fttim.calculate_frame_area(item.timeline, first_frame);
+		var item_elems_area = fttim.calculate_elems_area(item.timeline, first_frame);
+		
+		if (ft.verbose_mode) {
+			ft.trace_fmt(
+				"Library item: '{0}'\n- frame area: {1}\n- elems area: {2}",
+				item_name, item_frame_area, item_elems_area);
+		}
+		
+		if (item_frame_area >= item_elems_area) {
+			return false;
+		}
+
+		if (!library.addNewItem("graphic", new_item_name)) {
+			return false;
+		}
+		
+		if (!library.editItem(new_item_name)) {
+			library.deleteItem(new_item_name);
+			return false;
+		}
+		
+		if (library.addItemToDocument({x: 0, y: 0}, item_name)) {
+			var new_item_elem = doc.selection[0];
+			new_item_elem.symbolType = "graphic";
+			new_item_elem.firstFrame = first_frame;
+			new_item_elem.setTransformationPoint({x: 0, y: 0});
+			new_item_elem.transformX = 0;
+			new_item_elem.transformY = 0;
+			doc.convertSelectionToBitmap();
+			return true;
+		} else {
+			doc.exitEditMode();
+			library.deleteItem(new_item_name);
+			return false;
 		}
 	};
-	
+
 	ftlib.optimize_single_graphics = function (doc, library) {
 		ft.type_assert(doc, Document);
 		ft.type_assert(library, Library);
-		
+
 		ft.array_reverse_foreach(library.items, function (item) {
 			fttim.optimize_single_graphics(doc, item.timeline, item);
 		}, ftlib.is_symbol_item);
 		fttim.optimize_single_graphics(doc, doc.getTimeline(), null);
 	};
-	
+
 	ftlib.rasterize_all_shapes = function (doc, library) {
 		ft.type_assert(doc, Document);
 		ft.type_assert(library, Library);
-		ftlib.edit_all_symbol_items(doc, library, function(item) {
+		ftlib.edit_all_symbol_items(doc, library, function (item) {
 			fttim.rasterize_all_shapes(doc, item.timeline);
 		});
 	};
-	
+
 	ftlib.prepare_all_bitmaps = function (library) {
 		ft.type_assert(library, Library);
 		ft.array_foreach(library.items, function (item) {
 			item.compressionType = "lossless";
 		}, ftlib.is_bitmap_item);
 	};
-	
+
 	//
 	// timeline
 	//
-	
+
 	var fttim = {};
-	
+
 	fttim.is_shape_instance = function (elem) {
 		return elem.elementType == "shape";
 	};
-	
+
 	fttim.is_symbol_instance = function (elem) {
 		return elem.elementType == "instance" && elem.instanceType == "symbol";
 	};
-	
+
 	fttim.is_symbol_graphic_instance = function (elem) {
 		return fttim.is_symbol_instance(elem) && elem.symbolType == "graphic";
 	};
-	
+
 	fttim.is_symbol_graphic_single_frame_instance = function (elem) {
 		return fttim.is_symbol_instance(elem) && elem.symbolType == "graphic" && elem.loop == "single frame";
 	};
-	
+
 	fttim.is_symbol_movie_clip_instance = function (elem) {
 		return fttim.is_symbol_instance(elem) && elem.symbolType == "movie clip";
 	};
-	
+
 	fttim.is_shape_frame = function (frame) {
 		ft.type_assert(frame, Frame);
 		return frame.tweenType == "shape";
 	};
-	
+
 	fttim.is_keyframe = function (frame, frame_index) {
 		ft.type_assert(frame, Frame);
+		ft.type_assert(frame_index, 'number');
 		return frame.startFrame == frame_index;
 	};
 	
 	fttim.unlock = function (timeline) {
 		ft.type_assert(timeline, Timeline);
-		ft.array_foreach(timeline.layers, function(layer) {
-			layer.locked  = false;
+		ft.array_foreach(timeline.layers, function (layer) {
+			layer.locked = false;
 			layer.visible = true;
 		});
 	};
+
+	fttim.calculate_elems_area = function (timeline, frame_index) {
+		ft.type_assert(timeline, Timeline);
+		ft.type_assert(frame_index, 'number');
+		return ft.array_foldl(timeline.layers, function (layer, acc) {
+			if (frame_index >= 0 && frame_index < layer.frames.length) {
+				return ft.array_foldl(layer.frames[frame_index].elements, function (elem, acc2) {
+					return acc2 + Math.round(elem.width) * Math.round(elem.height);
+				}, acc);
+			} else {
+				return acc;
+			}
+		}, 0);
+	};
 	
+	fttim.calculate_frame_area = function (timeline, frame_index) {
+		ft.type_assert(timeline, Timeline);
+		ft.type_assert(frame_index, 'number');
+		var bounds = ft.array_foldl(timeline.layers, function (layer, acc) {
+			if (frame_index >= 0 && frame_index < layer.frames.length) {
+				return ft.array_foldl(layer.frames[frame_index].elements, function (elem, acc2) {
+					acc2.left   = Math.min(acc2.left,   elem.left);
+					acc2.right  = Math.max(acc2.right,  elem.left + elem.width);
+					acc2.top    = Math.min(acc2.top,    elem.top);
+					acc2.bottom = Math.max(acc2.bottom, elem.top + elem.height);
+					return acc2;
+				}, acc);
+			} else {
+				return acc;
+			}
+		}, {
+			left:   Number.POSITIVE_INFINITY,
+			right:  Number.NEGATIVE_INFINITY,
+			top:    Number.POSITIVE_INFINITY,
+			bottom: Number.NEGATIVE_INFINITY
+		});
+		var frame_width  = Math.max(0, bounds.right  - bounds.left);
+		var frame_height = Math.max(0, bounds.bottom - bounds.top);
+		return Math.round(frame_width) * Math.round(frame_height);
+	}
+
 	fttim.replace_baked_symbols = function (doc, timeline, replaces) {
 		ft.type_assert(doc, Document);
 		ft.type_assert(timeline, Timeline);
-		ft.array_foreach(timeline.layers, function(layer) {
-			ft.array_foreach(layer.frames, function(frame, frame_index) {
-				if ( timeline.currentFrame != frame_index ) {
+		ft.array_foreach(timeline.layers, function (layer) {
+			ft.array_foreach(layer.frames, function (frame, frame_index) {
+				if (timeline.currentFrame != frame_index) {
 					timeline.currentFrame = frame_index;
 				}
-				ft.array_foreach(frame.elements, function(elem) {
+				ft.array_foreach(frame.elements, function (elem) {
 					if (replaces.hasOwnProperty(elem.libraryItem.name)) {
 						doc.selectNone();
 						doc.selection = [elem];
@@ -475,72 +565,74 @@ if (!Function.prototype.bind) {
 			}, fttim.is_keyframe);
 		});
 	};
-	
+
 	fttim.optimize_single_graphics = function (doc, timeline, opt_item) {
 		ft.type_assert(doc, Document);
 		ft.type_assert(timeline, Timeline);
-		ft.array_foreach(timeline.layers, function(layer) {
-			ft.array_foreach(layer.frames, function(frame, frame_index) {
-				ft.array_foreach(frame.elements, function(elem) {
-					var lib_item_name       = elem.libraryItem.name;
+		ft.array_foreach(timeline.layers, function (layer) {
+			ft.array_foreach(layer.frames, function (frame, frame_index) {
+				ft.array_foreach(frame.elements, function (elem) {
+					var lib_item_name = elem.libraryItem.name;
 					var lib_item_cache_name = "ft_cache_name_" + lib_item_name + "_" + elem.firstFrame;
-					ftlib.bake_symbol_item(doc, doc.library, lib_item_name, lib_item_cache_name, elem.firstFrame);
-					
-					if (ft.verbose_mode) {
-						ft.trace_fmt("Optimize single graphic '{0}' for frame '{1}' in '{2}'",
-							lib_item_name, elem.firstFrame, timeline.name);
-					}
-					
-					if (opt_item == null || doc.library.editItem(opt_item.name)) {
-						if ( timeline.currentFrame != frame_index ) {
-							timeline.currentFrame = frame_index;
+					if (ftlib.bake_symbol_item(doc, doc.library, lib_item_name, lib_item_cache_name, elem.firstFrame)) {
+						if (ft.verbose_mode) {
+							ft.trace_fmt("Optimize single graphic '{0}' for frame '{1}' in '{2}'",
+								lib_item_name, elem.firstFrame, timeline.name);
+						}
+						if (opt_item == null || doc.library.editItem(opt_item.name)) {
+							if (timeline.currentFrame != frame_index) {
+								timeline.currentFrame = frame_index;
+							}
+							doc.selectNone();
+							doc.selection = [elem];
+							doc.swapElement(lib_item_cache_name);
+							doc.selection[0].firstFrame = 0;
+							doc.exitEditMode();
+						}
+					} else {
+						if (ft.verbose_mode) {
+							ft.trace_fmt("NOT Optimize single graphic '{0}' for frame '{1}' in '{2}'",
+								lib_item_name, elem.firstFrame, timeline.name);
 						}
-						doc.selectNone();
-						doc.selection = [elem];
-						doc.swapElement(lib_item_cache_name);
-						doc.selection[0].firstFrame = 0;
-						doc.exitEditMode();
 					}
-				}, function(elem) {
+				}, function (elem) {
 					return fttim.is_symbol_graphic_single_frame_instance(elem) && !fttim.is_static(elem.libraryItem.timeline);
 				});
 			}, fttim.is_keyframe);
 		});
 	};
-	
+
 	fttim.is_static = function (timeline) {
 		ft.type_assert(timeline, Timeline);
 		if (timeline.frameCount > 1) {
 			return false;
 		}
-		return ft.array_foldl(timeline.layers, function(layer, acc) {
-			return ft.array_foldl(layer.frames, function(frame, acc2) {
-				return ft.array_foldl(frame.elements, function(elem, acc3) {
-					return acc3 && fttim.is_symbol_instance(elem)
-						? elem.blendMode != "erase" && (fttim.is_symbol_graphic_single_frame_instance(elem) || fttim.is_static(elem.libraryItem.timeline))
-						: acc3;
+		return ft.array_foldl(timeline.layers, function (layer, acc) {
+			return ft.array_foldl(layer.frames, function (frame, acc2) {
+				return ft.array_foldl(frame.elements, function (elem, acc3) {
+					return acc3 && fttim.is_symbol_instance(elem) ? elem.blendMode != "erase" && (fttim.is_symbol_graphic_single_frame_instance(elem) || fttim.is_static(elem.libraryItem.timeline)) : acc3;
 				}, acc2);
 			}, acc);
 		}, true);
 	};
-	
+
 	fttim.rasterize_all_shapes = function (doc, timeline) {
 		ft.type_assert(doc, Document);
 		ft.type_assert(timeline, Timeline);
-		
-		ft.array_reverse_foreach(timeline.layers, function(layer, layer_index) {
+
+		ft.array_reverse_foreach(timeline.layers, function (layer, layer_index) {
 			timeline.setSelectedLayers(layer_index);
-			ft.array_foreach(layer.frames, function(frame, frame_index) {
+			ft.array_foreach(layer.frames, function (frame, frame_index) {
 				frame.convertToFrameByFrameAnimation();
 			}, function (frame, frame_index) {
 				return fttim.is_keyframe(frame, frame_index) && fttim.is_shape_frame(frame);
 			});
 		});
-		
+
 		var any_rasterize = false;
-		ft.array_reverse_foreach(timeline.layers, function(layer, layer_index) {
+		ft.array_reverse_foreach(timeline.layers, function (layer, layer_index) {
 			timeline.setSelectedLayers(layer_index);
-			ft.array_foreach(layer.frames, function(frame, frame_index) {
+			ft.array_foreach(layer.frames, function (frame, frame_index) {
 				timeline.currentFrame = frame_index;
 				timeline.setSelectedFrames(frame_index, frame_index + 1, true);
 				doc.selectNone();
@@ -556,11 +648,11 @@ if (!Function.prototype.bind) {
 			ft.trace_fmt("Rasterize vector shapes in '{0}'", timeline.name);
 		}
 	};
-	
+
 	//
 	// main
 	//
-	
+
 	(function () {
 		ft.clear_output();
 		fl.showIdleMessage(false);
@@ -573,9 +665,9 @@ if (!Function.prototype.bind) {
 				ft.trace_fmt("!!!Document!!!: '{0}' conversion error: '{1}'", doc.name, e);
 			}
 		});
-		ft.profile_function(function() {
+		ft.profile_function(function () {
 			ft.array_foreach(fl.documents, function (doc) {
-				if ( doc.canRevert() ) {
+				if (doc.canRevert()) {
 					fl.revertDocument(doc);
 				}
 			});