diff --git a/.gitignore b/.gitignore
index 2abda6812..e967dd63a 100644
--- a/.gitignore
+++ b/.gitignore
@@ -53,8 +53,3 @@ hs_err_pid*.log
 /version.properties
 /tools.properties
 /nbproject/private/
-/libsrc/ffdec_lib/src/com/jpexs/decompiler/flash/helpers/hilight/HighlightType.java
-/libsrc/ffdec_lib/src/com/jpexs/decompiler/flash/helpers/HighlightedText.java
-/libsrc/ffdec_lib/src/com/jpexs/decompiler/flash/helpers/hilight/HighlightData.java
-/libsrc/ffdec_lib/src/com/jpexs/decompiler/flash/helpers/HighlightedTextWriter.java
-/libsrc/ffdec_lib/src/com/jpexs/decompiler/flash/helpers/hilight/HighlightSpecialType.java
\ No newline at end of file
diff --git a/libsrc/ffdec_lib/src/com/jpexs/decompiler/flash/helpers/HighlightedText.java b/libsrc/ffdec_lib/src/com/jpexs/decompiler/flash/helpers/HighlightedText.java
new file mode 100644
index 000000000..e660f1e42
--- /dev/null
+++ b/libsrc/ffdec_lib/src/com/jpexs/decompiler/flash/helpers/HighlightedText.java
@@ -0,0 +1,71 @@
+/*
+ *  Copyright (C) 2010-2014 JPEXS, All rights reserved.
+ * 
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 3.0 of the License, or (at your option) any later version.
+ * 
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ * 
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library.
+ */
+package com.jpexs.decompiler.flash.helpers;
+
+import com.jpexs.decompiler.flash.helpers.hilight.Highlighting;
+import java.io.Serializable;
+import java.util.ArrayList;
+import java.util.List;
+
+/**
+ * Provides methods for highlighting positions of instructions in the text.
+ *
+ * @author JPEXS
+ */
+public class HighlightedText implements Serializable {
+
+    public String text;
+    public List<Highlighting> traitHilights;
+    public List<Highlighting> classHilights;
+    public List<Highlighting> methodHilights;
+    public List<Highlighting> instructionHilights;
+    public List<Highlighting> specialHilights;
+
+    public List<Highlighting> getTraitHighlights() {
+        return traitHilights;
+    }
+
+    public List<Highlighting> getMethodHighlights() {
+        return methodHilights;
+    }
+
+    public List<Highlighting> getClassHighlights() {
+        return classHilights;
+    }
+
+    public List<Highlighting> getSpecialHighligths() {
+        return specialHilights;
+    }
+
+    public HighlightedText(HighlightedTextWriter writer) {
+        this.text = writer.toString();
+        this.traitHilights = writer.traitHilights;
+        this.classHilights = writer.classHilights;
+        this.methodHilights = writer.methodHilights;
+        this.instructionHilights = writer.instructionHilights;
+        this.specialHilights = writer.specialHilights;
+    }
+
+    public HighlightedText(String text) {
+        this.text = text;
+        this.traitHilights = new ArrayList<>();
+        this.classHilights = new ArrayList<>();
+        this.methodHilights = new ArrayList<>();
+        this.instructionHilights = new ArrayList<>();
+        this.specialHilights = new ArrayList<>();
+    }
+}
diff --git a/libsrc/ffdec_lib/src/com/jpexs/decompiler/flash/helpers/HighlightedTextWriter.java b/libsrc/ffdec_lib/src/com/jpexs/decompiler/flash/helpers/HighlightedTextWriter.java
new file mode 100644
index 000000000..fa1508f44
--- /dev/null
+++ b/libsrc/ffdec_lib/src/com/jpexs/decompiler/flash/helpers/HighlightedTextWriter.java
@@ -0,0 +1,310 @@
+/*
+ *  Copyright (C) 2010-2014 JPEXS, All rights reserved.
+ * 
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 3.0 of the License, or (at your option) any later version.
+ * 
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ * 
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library.
+ */
+package com.jpexs.decompiler.flash.helpers;
+
+import com.jpexs.decompiler.flash.configuration.Configuration;
+import com.jpexs.decompiler.flash.helpers.hilight.HighlightData;
+import com.jpexs.decompiler.flash.helpers.hilight.HighlightSpecialType;
+import com.jpexs.decompiler.flash.helpers.hilight.Highlighting;
+import com.jpexs.decompiler.flash.helpers.hilight.HighlightType;
+import com.jpexs.decompiler.graph.GraphSourceItem;
+import com.jpexs.helpers.Helper;
+import java.util.ArrayList;
+import java.util.List;
+import java.util.Stack;
+
+/**
+ * Provides methods for highlighting positions of instructions in the text.
+ *
+ * @author JPEXS
+ */
+public class HighlightedTextWriter extends GraphTextWriter {
+
+    private final StringBuilder sb = new StringBuilder();
+    private final boolean hilight;
+    private boolean newLine = true;
+    private int indent = 0;
+    private final Stack<GraphSourceItemPosition> offsets = new Stack<>();
+    private boolean toStringCalled = false;
+    private int newLineCount = 0;
+
+    private final Stack<Highlighting> hilightStack = new Stack<>();
+    public List<Highlighting> traitHilights = new ArrayList<>();
+    public List<Highlighting> classHilights = new ArrayList<>();
+    public List<Highlighting> methodHilights = new ArrayList<>();
+    public List<Highlighting> instructionHilights = new ArrayList<>();
+    public List<Highlighting> specialHilights = new ArrayList<>();
+
+    public HighlightedTextWriter(CodeFormatting formatting, boolean hilight) {
+        super(formatting);
+        this.hilight = hilight;
+    }
+
+    public HighlightedTextWriter(CodeFormatting formatting, boolean hilight, int indent) {
+        super(formatting);
+        this.hilight = hilight;
+        this.indent = indent;
+    }
+
+    @Override
+    public boolean getIsHighlighted() {
+        return hilight;
+    }
+
+    /**
+     * Highlights specified text as instruction by adding special tags
+     *
+     * @param src
+     * @param pos Offset of instruction
+     * @param data
+     * @return HighlightedTextWriter
+     */
+    @Override
+    public HighlightedTextWriter startOffset(GraphSourceItem src, int pos, HighlightData data) {
+        GraphSourceItemPosition itemPos = new GraphSourceItemPosition();
+        itemPos.graphSourceItem = src;
+        itemPos.position = pos;
+        itemPos.data = data;
+        offsets.add(itemPos);
+        return this;
+    }
+
+    @Override
+    public HighlightedTextWriter endOffset() {
+        offsets.pop();
+        return this;
+    }
+
+    /**
+     * Highlights specified text as method by adding special tags
+     *
+     * @param index MethodInfo index
+     * @return HighlightedTextWriter
+     */
+    @Override
+    public HighlightedTextWriter startMethod(long index) {
+        HighlightData data = new HighlightData();
+        data.index = index;
+        return start(data, HighlightType.METHOD);
+    }
+
+    @Override
+    public HighlightedTextWriter endMethod() {
+        return end(HighlightType.METHOD);
+    }
+
+    /**
+     * Highlights specified text as class by adding special tags
+     *
+     * @param index Class index
+     * @return HighlightedTextWriter
+     */
+    @Override
+    public HighlightedTextWriter startClass(long index) {
+        HighlightData data = new HighlightData();
+        data.index = index;
+        return start(data, HighlightType.CLASS);
+    }
+
+    @Override
+    public HighlightedTextWriter endClass() {
+        return end(HighlightType.CLASS);
+    }
+
+    /**
+     * Highlights specified text as trait by adding special tags
+     *
+     * @param index Trait index
+     * @return HighlightedTextWriter
+     */
+    @Override
+    public HighlightedTextWriter startTrait(long index) {
+        HighlightData data = new HighlightData();
+        data.index = index;
+        return start(data, HighlightType.TRAIT);
+    }
+
+    @Override
+    public HighlightedTextWriter endTrait() {
+        return end(HighlightType.TRAIT);
+    }
+
+    @Override
+    public HighlightedTextWriter hilightSpecial(String text, HighlightSpecialType type, String specialValue, HighlightData data) {
+        HighlightData ndata = new HighlightData();
+        ndata.merge(data);
+        ndata.subtype = type;
+        ndata.specialValue = specialValue;
+        start(ndata, HighlightType.SPECIAL);
+        appendNoHilight(text);
+        return end(HighlightType.SPECIAL);
+    }
+
+    @Override
+    public HighlightedTextWriter append(String str) {
+        return appendWithData(str, new HighlightData());
+    }
+
+    @Override
+    public HighlightedTextWriter appendWithData(String str, HighlightData data) {
+        Highlighting h = null;
+        if (!offsets.empty()) {
+            GraphSourceItemPosition itemPos = offsets.peek();
+            GraphSourceItem src = itemPos.graphSourceItem;
+            int pos = itemPos.position;
+            if (src != null && hilight) {
+                HighlightData ndata = new HighlightData();
+                ndata.merge(itemPos.data);
+                ndata.merge(data);
+                ndata.offset = src.getOffset() + pos + 1;
+                h = new Highlighting(sb.length() - newLineCount, ndata, HighlightType.OFFSET, str);
+                instructionHilights.add(h);
+            }
+        }
+        appendToSb(str);
+        if (h != null) {
+            h.len = sb.length() - newLineCount - h.startPos;
+        }
+        return this;
+    }
+
+    @Override
+    public HighlightedTextWriter append(String str, long offset) {
+        Highlighting h = null;
+        if (hilight) {
+            HighlightData data = new HighlightData();
+            data.offset = offset;
+            h = new Highlighting(sb.length() - newLineCount, data, HighlightType.OFFSET, str);
+            instructionHilights.add(h);
+        }
+        appendToSb(str);
+        if (h != null) {
+            h.len = sb.length() - newLineCount - h.startPos;
+        }
+        return this;
+    }
+
+    @Override
+    public HighlightedTextWriter appendNoHilight(int i) {
+        appendNoHilight(Integer.toString(i));
+        return this;
+    }
+
+    @Override
+    public HighlightedTextWriter appendNoHilight(String str) {
+        appendToSb(str);
+        return this;
+    }
+
+    @Override
+    public HighlightedTextWriter indent() {
+        indent++;
+        return this;
+    }
+
+    @Override
+    public HighlightedTextWriter unindent() {
+        indent--;
+        return this;
+    }
+
+    @Override
+    public HighlightedTextWriter newLine() {
+        appendToSb(formatting.newLineChars);
+        newLine = true;
+        newLineCount++;
+        return this;
+    }
+
+    @Override
+    public int getLength() {
+        return sb.length();
+    }
+
+    @Override
+    public int getIndent() {
+        return indent;
+    }
+
+    @Override
+    public String toString() {
+        if (toStringCalled) {
+            throw new Error("HighlightedTextWriter.toString() was already called.");
+        }
+        if (Configuration.debugMode.get()) {
+            long stopTime = System.currentTimeMillis();
+            long time = stopTime - startTime;
+            if (time > 500) {
+                System.out.println("Rendering is too slow: " + Helper.formatTimeSec(time) + " length: " + sb.length());
+            }
+        }
+        toStringCalled = true;
+        return sb.toString();
+    }
+
+    private HighlightedTextWriter start(HighlightData data, HighlightType type) {
+        if (hilight) {
+            Highlighting h = new Highlighting(sb.length() - newLineCount, data, type, null);
+            hilightStack.add(h);
+        }
+        return this;
+    }
+
+    private HighlightedTextWriter end(HighlightType expectedType) {
+        if (hilight) {
+            Highlighting h = hilightStack.pop();
+            h.len = sb.length() - newLineCount - h.startPos;
+
+            if (!expectedType.equals(h.type)) {
+                throw new Error("Hilighting mismatch.");
+            }
+
+            switch (h.type) {
+                case CLASS:
+                    classHilights.add(h);
+                    break;
+                case METHOD:
+                    methodHilights.add(h);
+                    break;
+                case TRAIT:
+                    traitHilights.add(h);
+                    break;
+                case SPECIAL:
+                    specialHilights.add(h);
+                    break;
+                case OFFSET:
+                    instructionHilights.add(h);
+                    break;
+            }
+        }
+        return this;
+    }
+
+    private void appendToSb(String str) {
+        if (newLine) {
+            newLine = false;
+            appendIndent();
+        }
+        sb.append(str);
+    }
+
+    private void appendIndent() {
+        for (int i = 0; i < indent; i++) {
+            appendNoHilight(formatting.indentString);
+        }
+    }
+}
diff --git a/libsrc/ffdec_lib/src/com/jpexs/decompiler/flash/helpers/hilight/HighlightData.java b/libsrc/ffdec_lib/src/com/jpexs/decompiler/flash/helpers/hilight/HighlightData.java
new file mode 100644
index 000000000..77b72a000
--- /dev/null
+++ b/libsrc/ffdec_lib/src/com/jpexs/decompiler/flash/helpers/hilight/HighlightData.java
@@ -0,0 +1,79 @@
+/*
+ *  Copyright (C) 2010-2014 JPEXS, All rights reserved.
+ * 
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 3.0 of the License, or (at your option) any later version.
+ * 
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ * 
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library.
+ */
+package com.jpexs.decompiler.flash.helpers.hilight;
+
+import java.io.Serializable;
+
+/**
+ *
+ * @author JPEXS
+ */
+public class HighlightData implements Cloneable, Serializable {
+    
+    public boolean declaration;
+
+    public String declaredType;
+
+    public String localName;
+
+    public HighlightSpecialType subtype;
+
+    public String specialValue;
+
+    public long index;
+
+    public long offset;
+ 
+    public boolean isEmpty() {
+        return !declaration && declaredType == null && localName == null && 
+                subtype == null && specialValue == null &&
+                index == 0 && offset == 0;
+    }
+    
+    public void merge(HighlightData data) {
+        if (data.declaration) {
+            declaration = data.declaration;
+        }
+        if (data.declaredType != null) {
+            declaredType = data.declaredType;
+        }
+        if (data.localName != null) {
+            localName = data.localName;
+        }
+        if (data.subtype != null) {
+            subtype = data.subtype;
+        }
+        if (data.specialValue != null) {
+            specialValue = data.specialValue;
+        }
+        if (data.index != 0) {
+            index = data.index;
+        }
+        if (data.offset != 0) {
+            offset = data.offset;
+        }
+    }
+
+    @Override
+    public HighlightData clone() {
+        try {
+            return (HighlightData) super.clone();
+        } catch (CloneNotSupportedException ex) {
+            throw new RuntimeException();
+        }
+    }
+}
diff --git a/libsrc/ffdec_lib/src/com/jpexs/decompiler/flash/helpers/hilight/HighlightSpecialType.java b/libsrc/ffdec_lib/src/com/jpexs/decompiler/flash/helpers/hilight/HighlightSpecialType.java
new file mode 100644
index 000000000..4193b67f6
--- /dev/null
+++ b/libsrc/ffdec_lib/src/com/jpexs/decompiler/flash/helpers/hilight/HighlightSpecialType.java
@@ -0,0 +1,32 @@
+/*
+ *  Copyright (C) 2010-2014 JPEXS, All rights reserved.
+ * 
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 3.0 of the License, or (at your option) any later version.
+ * 
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ * 
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library.
+ */
+package com.jpexs.decompiler.flash.helpers.hilight;
+
+/**
+ *
+ * @author JPEXS
+ */
+public enum HighlightSpecialType {
+    
+    PARAM_NAME, PARAM, OPTIONAL, RETURNS, 
+    TYPE_NAME, CLASS_NAME, METHOD_NAME,
+    TRAIT_TYPE, TRAIT_NAME, TRAIT_TYPE_NAME, TRAIT_VALUE,
+    SLOT_ID, DISP_ID,
+    FLAG_NEED_REST, FLAG_EXPLICIT, FLAG_HAS_OPTIONAL, FLAG_HAS_PARAM_NAMES,
+    FLAG_IGNORE_REST, FLAG_NEED_ACTIVATION, FLAG_NEED_ARGUMENTS, FLAG_SET_DXNS,
+    TRY_TYPE, TRY_NAME
+}
diff --git a/libsrc/ffdec_lib/src/com/jpexs/decompiler/flash/helpers/hilight/HighlightType.java b/libsrc/ffdec_lib/src/com/jpexs/decompiler/flash/helpers/hilight/HighlightType.java
new file mode 100644
index 000000000..dfa9518d0
--- /dev/null
+++ b/libsrc/ffdec_lib/src/com/jpexs/decompiler/flash/helpers/hilight/HighlightType.java
@@ -0,0 +1,27 @@
+/*
+ *  Copyright (C) 2010-2014 JPEXS, All rights reserved.
+ * 
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 3.0 of the License, or (at your option) any later version.
+ * 
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ * 
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library.
+ */
+package com.jpexs.decompiler.flash.helpers.hilight;
+
+/**
+ *
+ * @author JPEXS
+ */
+public enum HighlightType {
+
+    TRAIT, CLASS, METHOD, OFFSET, SPECIAL
+
+}