diff --git a/src/obfuscator/JSO.java b/src/obfuscator/JSO.java
new file mode 100644
index 00000000..51015f2f
--- /dev/null
+++ b/src/obfuscator/JSO.java
@@ -0,0 +1,731 @@
+/*
+ *   JavaScript Obfucator is free software; you can redistribute it and/or modify
+ *   it under the terms of the GNU General Public License as published by
+ *   the Free Software Foundation; either version 2 of the License, or
+ *   (at your option) any later version.
+ *
+ *   JavaScript Obfucator 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 General Public License for more details.
+ *
+ *   You should have received a copy of the GNU General Public License
+ *   along with this program; if not, write to the Free Software
+ *   Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
+ *
+ */
+
+import java.util.*;
+import java.io.*;
+
+/**
+ * Obfuscate the JavaScript code.
+ * updated by Evgeny Gryaznov, March 2006
+ * @author Shane Ng <gnenahs at poboxes dot com>
+ */
+public class JSO {
+    public static final String[] reserved = {
+        "abstract", "else", "instanceof", "switch", "boolean", "enum", "int",
+        "synchronized", "break", "export", "interface", "this", "byte", "extends",
+        "long", "throw", "case", "false", "native", "throws", "catch", "final",
+        "new", "transient", "char", "finally", "null", "true", "class", "float",
+        "package", "try", "const", "for", "private", "typeof", "continue", "function",
+        "protected", "var", "debugger", "goto", "public", "void", "default", "if",
+        "return", "volatile", "delete", "implements", "short", "while", "do", "import",
+        "static", "with", "double", "in", "super", "undefined", "arguments"
+    };
+
+    public static final String[] builtIn = {
+        "history", "packages", "pageXOffset", "pageYOffset", "isNaN", "array", "java", 
+		"plugin", "clientInformation", "prototype", "layer", "layers", "crypto", "date", "secure",
+        "embed", "navigator", "product", "netscape", "escape", "eval", "sun", 
+        "taint", "fileUpload", "toString", "unescape", "untaint", "frameRate", 
+		"valueOf", "getClass", "encodeURIComponent", "overrideMimeType",
+
+		// Types
+		"Math", "Date", "Array", "RegExp", "Image", "Function", "ActiveXObject", 
+		"Number", "String", "Object", "JavaClass", "JavaObject", "JavaPackage", "JavaArray", 
+
+		// DOM 
+		"anchor", "image", "area", "checkbox", "password", "radio", "textarea", 
+		"contentDocument", "contentWindow", "document", 
+		"window", "element", "location", "option", "style",
+
+		// Properties
+		"accessKey", "action", "activeElement", "align", "aLink", "aLinkColor", "alt", 
+		"altHTML", "altKey", "appCodeName", "appMinorVersion", "appName", "appVersion",
+		"autocomplete", "availHeight", "availWidth", "background", "backgroundAttachment", 
+		"backgroundColor", "backgroundImage", "backgroundPosition", "backgroundPositionX", 
+		"backgroundPositionY", "backgroundRepeat", "balance", "behavior", "bgColor",
+		"bgProperties", "border", "borderBottom", "borderBottomColor", "borderBottomStyle",
+		"borderBottomWidth", "borderCollapse", "borderColor", "borderColorDark", 
+		"borderColorLight", "borderLeft", "borderLeftColor", "borderLeftStyle", 
+		"borderLeftWidth", "borderRight", "borderRightColor", "borderRightStyle", 
+		"borderRightWidth", "borderStyle", "borderTop", "borderTopColor", "borderTopStyle", 
+		"borderTopWidth", "borderWidth", "bottom", "bottomMargin", "boundingHeight", "boundingLeft", 
+		"boundingTop", "boundingWidth", "browserLanguage", "bufferDepth", "button", 
+		"cancelBubble", "canHaveChildren", "caption", "cellIndex", "cellPadding", "cellSpacing", 
+		"checked", "classid", "className", "clear", "clientHeight", "clientLeft", "clientTop", 
+		"clientWidth", "clientX", "clientY", "clip", "clipBottom", "clipLeft", "clipRight", 
+		"clipTop", "closed", "code", "codeBase", "codeType", "color", "colorDepth", "cols", 
+		"colSpan", "compact", "complete", "content", "cookie", "cookieEnabled", "coords",
+		"cpuClass", "cssText", "ctrlKey", "cursor", "data", "dataFld", "dataFormatAs", 
+		"dataPageSize", "dataSrc", "defaultCharset", "defaultChecked", "defaultSelected", 
+		"defaultStatus", "defaultValue", "defer", "designMode", "dialogArguments", "dialogHeight", 
+		"dialogLeft", "dialogTop", "dialogWidth", "dir", "direction", "disabled", "display", 
+		"documentElement", "domain", "dropEffect", "dynsrc", "effectAllowed", "encoding", "event", 
+		"expando", "face", "fgColor", "fileCreatedDate", "fileModifiedDate", "fileSize", 
+		"fileUpdatedDate", "filter", "firstChild", "font", "fontFamily", "fontSize", 
+		"fontSmoothingEnabled", "fontStyle", "fontVariant", "fontWeight", "form", "frame", 
+		"frameBorder", "frameSpacing", "fromElement", "hash", "height", "hidden", "host", 
+		"hostname", "href", "hspace", "htmlFor", "htmlText", "httpEquiv", "id", "imeMode",
+		"indeterminate", "index", "innerHTML", "innerText", "isMap", "isTextEdit", "keyCode", 
+		"lang", "language", "lastChild", "lastModified", "layoutGrid", "layoutGridChar", 
+		"layoutGridCharSpacing", "layoutGridLine", "layoutGridMode", "layoutGridType", "left",
+		"leftMargin", "length", "letterSpacing", "lineBreak", "lineHeight", "link", "linkColor",
+		"listStyle", "listStyleImage", "listStylePosition", "listStyleType", "loop", "lowsrc", 
+		"margin", "marginBottom", "marginHeight", "marginLeft", "marginRight", "marginTop", 
+		"marginWidth", "maxLength", "media", "menuArguments", "method", "Methods", "multiple", 
+		"name", "nameProp", "nextSibling", "nodeName", "nodeType", "nodeValue", "noHref", 
+		"noResize", "noShade", "noWrap", "object", "offscreenBuffering", "offsetHeight", 
+		"offsetLeft", "offsetParent", "offsetTop", "offsetWidth", "offsetX", "offsetY", 
+		"onLine", "opener", "outerHTML", "outerText", "overflow", "overflowX", "overflowY", 
+		"owningElement", "padding", "paddingBottom", "paddingLeft", "paddingRight", "paddingTop", 
+		"pageBreakAfter", "pageBreakBefore", "palette", "parent", "parentElement", "parentNode", 
+		"parentStyleSheet", "parentTextEdit", "parentWindow", "pathname", "pixelBottom", 
+		"pixelHeight", "pixelLeft", "pixelRight", "pixelTop", "pixelWidth", "platform", 
+		"pluginspage", "port", "posBottom", "posHeight", "position", "posLeft", "posRight", 
+		"posTop", "posWidth", "previousSibling", "propertyName", "protocol", "qualifier", 
+		"readOnly", "reason", "recordNumber", "recordset", "referrer", "rel", 
+		"repeat", "returnValue", "rev", "right", "rightMargin", "rowIndex", "rowSpan", 
+		"rubyAlign", "rubyOverhang", "rubyPosition", "scopeName", "screenLeft", 
+		"screenTop", "screenX", "screenY", "scrollAmount", "scrollDelay", 
+		"scrollHeight", "scrolling", "scrollLeft", "scrollTop", "scrollWidth", "search", 
+		"sectionRowIndex", "selected", "selectedIndex", "selectorText", "self", "shape", 
+		"shiftKey", "size", "sourceIndex", "span", "specified", "src", "srcElement", "srcFilter", 
+		"srcUrn", "start", "status", "styleFloat", "systemLanguage", "tabIndex", "tableLayout", 
+		"tagName", "tagUrn", "target", "text", "textAlign", "textAutospace", "textDecoration", 
+		"textDecorationLineThrough", "textDecorationNone", "textDecorationOverline", 
+		"textDecorationUnderline", "textIndent", "textJustify", "textTransform", "tFoot", "tHead", 
+		"title", "toElement", "top", "topMargin", "trueSpeed", "type", "unicodeBidi", "uniqueID", 
+		"units", "updateInterval", "URL", "urn", "useMap", "userAgent", "userLanguage", "vAlign", 
+		"value", "vcard_name", "verticalAlign", "visibility", "vLink", "vlinkColor", "volume", 
+		"vspace", "whiteSpace", "width", "wordBreak", "wordSpacing", "wrap", "x", 
+		"XMLDocument", "y", "zIndex",
+		// non-IE
+		"outerHeight", "innerHeight", "outerWidth", "innerWidth", 
+		"which", 
+
+		// collections
+		"all", "anchors", "applets", "areas", "attributes", "behaviorUrns", 
+		"bookmarks", "boundElements", "cells", "childNodes", "children", 
+		"controlRange", "elements", "embeds", "filters", "forms", "frames", 
+		"images", "imports", "links", "mimeTypes", "options", "plugins", "rows", 
+		"rules", "scripts", "styleSheets", "tBodies", "TextRectangle",  
+		
+		// Methods
+		"add", "addBehavior", "AddFavorite", "addImport", "addRule", "alert", 
+		"appendChild", "applyElement", "assign", "attachEvent", "back", "blur", 
+		"clearAttributes", "clearData", "clearInterval", "clearRequest", 
+		"clearTimeout", "click", "cloneNode", "close", "collapse", "compareEndPoints", 
+		"componentFromPoint", "confirm", "contains", "createCaption", "createControlRange", 
+		"createElement", "createRange", "createStyleSheet", "createTextNode", "createTextRange", 
+		"createTFoot", "createTHead", "deleteCaption", "deleteCell", "deleteRow", "deleteTFoot", 
+		"deleteTHead", "detachEvent", "doScroll", "duplicate", "elementFromPoint", 
+		"empty", "execCommand", "execScript", "expand", "findText", "firstPage", "focus", 
+		"forward", "getAdjacentText", "getAttribute", "getBookmark", "getBoundingClientRect", 
+		"getClientRects", "getData", "getElementById", "getElementsByName", "getElementsByTagName", 
+		"getExpression", "go", "hasChildNodes", "inRange", 
+		"insertAdjacentElement", "insertAdjacentHTML", "insertAdjacentText", "insertBefore", 
+		"insertCell", "insertRow", "isEqual", "IsSubscribed", "item", "javaEnabled", "lastPage", 
+		"mergeAttributes", "move", "moveBy", "moveEnd", "moveRow", "moveStart", "moveTo", 
+		"moveToBookmark", "moveToElementText", "moveToPoint", "namedRecordset", "navigate", 
+		"NavigateAndFind", "nextPage", "open", "pasteHTML", 
+		"previousPage", "print", "prompt", "queryCommandEnabled", "queryCommandIndeterm", 
+		"queryCommandState", "queryCommandSupported", "queryCommandValue", "recalc", "refresh", 
+		"releaseCapture", "reload", "remove", "removeAttribute", "removeBehavior", 
+		"removeChild", "removeExpression", "removeNode", "removeRule", "replace", 
+		"replaceAdjacentText", "replaceChild", "replaceNode", "reset", "resizeBy", 
+		"resizeTo", "scroll", "scrollBy", "scrollIntoView", "scrollTo", "select", 
+		"setAttribute", "setCapture", "setData", "setEndPoint", "setExpression", "setInterval", 
+		"setTimeout", "ShowBrowserUI", "showHelp", "showModalDialog", "showModelessDialog", 
+		"splitText", "stop", "submit", "swapNode", "tags", "taintEnabled", 
+		"urns", "write", "writeln",    
+		// builtIn
+		"toUpperCase", "toLowerCase", "match", "substring", "split", "indexOf",
+		"parseFloat", "parseInt", 
+		"getYear", "getTime", "getMonth", "getFullYear", "getDay", "getDate",
+		"exec", "join", "call", "floor",
+
+		// events
+		"onabort", "onafterprint", "onafterupdate", "onbeforecopy", "onbeforecut", 
+		"onbeforeeditfocus", "onbeforepaste", "onbeforeprint", "onbeforeunload", 
+		"onbeforeupdate", "onblur", "onbounce", "oncellchange", "onchange", "onclick",
+		"oncontextmenu", "oncopy", "oncut", "ondataavailable", "ondatasetchanged", "ondatasetcomplete",
+		"ondblclick", "ondrag", "ondragend", "ondragenter", "ondragleave", "ondragover",
+		"ondragstart", "ondrop", "onerror", "onerrorupdate", "onfilterchange", "onfinish",
+		"onfocus", "onhelp", "onkeydown", "onkeypress", "onkeyup", "onload",
+		"onlosecapture", "onmousedown", "onmousemove", "onmouseout", "onmouseover", "onmouseup",
+		"onpaste", "onpropertychange", "onreset", "onresize", "onrowenter",
+		"onrowexit", "onrowsdelete", "onrowsinserted", "onscroll", "onselect", "onselectstart",
+		"onstart", "onstop", "onsubmit", "onunload",  
+
+		// Ajax
+		"XMLHttpRequest", "readyState", "onreadystatechange", "responseXML", 
+		"responseText", "responseBody", "statusText",
+		"send", "abort", "setRequestHeader", "getResponseHeader", "getAllResponseHeaders",
+    };
+
+    public static final char[] DELIMITER = {'?', ':', '!', '=', '(', ')', '[', ']',
+        '{', '}', '\r', '\n', '\t', ' ', '\"', '\'', '<', '>', ',', '.', '/',
+        '\\', '+', '-', '*', '&', '|', '^', '%', ';'
+    };
+
+
+    public static final String[] alpha = {
+    	"m", "n", "q", "r", "s", "t", "u", 
+        "h", "i", "j", "k", "l", "o", "p", 
+        "d", "e", "f", "g", "a", "b", "c",  
+        "v", "w", "x", "y", "z", "$", "_"
+    };
+
+    public static final HashSet exclusionTokenSet = new HashSet();
+    public static final HashSet forceReplace = new HashSet();
+    public static final HashSet forceReplaceInStrings = new HashSet();
+    
+    public static final HashMap forceTextualReplace = new HashMap();
+    
+    public static int ref = alpha.length;
+    public static HashMap map = new HashMap();
+
+    public static final String ARG_EXCLUDE_TOKENS = "e=";
+    public static final String ARG_DESTINATION_DIR = "d=";
+    public static final String ARG_OBFUSCATE_STRING = "o=";
+    public static final String ARG_DEBUG = "debug";
+    public static final String ARG_DEBUGEXCLUDE = "debugnames";
+    public static final String ARG_REPLACE = "textrepl=";
+
+    private double[] stringObfuscationParameter = {0, 0, 0.5};
+    private String[] file = null;
+    public static boolean isDebug = false; 
+    public static boolean isExcludeAll = false; 
+    private String destinationDir = null;
+    private JSOState state = new JSOState();
+    private String delimiter = new String(DELIMITER);
+    private HashSet encounteredInStrings = new HashSet();
+    private HashMap encounteredInStringsFiles = new HashMap();
+
+    public static void main(String[] args) throws Exception {
+        ArrayList fileList = new ArrayList(args.length);
+        String[] file = null;
+        String destinationDir = null;
+        double[] stringObfuscationParameter = {1, .59, 0.5};
+
+        if (args.length == 0) {
+            printUsage();
+            return;
+        } else if (args.length > 1) {
+            for (int i = 0; i < args.length; i++) {
+            	if( args[i].equals(ARG_DEBUG)) {
+            		isDebug = true;
+            	} else if( args[i].equals(ARG_DEBUGEXCLUDE) ) {
+            		isExcludeAll = true;
+            	} else if (args[i].startsWith(ARG_EXCLUDE_TOKENS)) {
+                    readexclusionTokenSet(args[i].substring(ARG_EXCLUDE_TOKENS.length()));
+                } else if (args[i].startsWith(ARG_DESTINATION_DIR) && destinationDir == null) {
+                    File dir = new File(args[i].substring(ARG_DESTINATION_DIR.length()));
+                    if (!dir.exists() && !dir.mkdirs()) {
+                        System.err.println("Cannot create the output directory \"" + dir.getName() + "\"");
+                        return;
+                    } else if (dir.exists() && dir.isFile()) {
+                        System.err.println("The output parameter \"" + args[i] + "\" is not a directory");
+                        return;
+                    }
+                    destinationDir = dir.getAbsolutePath();
+                } else if (args[i].startsWith(ARG_OBFUSCATE_STRING)) {
+                    String[] param = args[i].substring(ARG_OBFUSCATE_STRING.length()).split(",", 3);
+                    if (param.length >= 2) {
+                        try {
+                            stringObfuscationParameter[0] = Double.parseDouble(param[0]);
+                            stringObfuscationParameter[1] = Double.parseDouble(param[1]);
+                            if (param.length == 3) {
+                                stringObfuscationParameter[2] = Double.parseDouble(param[2]);
+                            }
+                        } catch (NumberFormatException e) {
+                            System.err.println("The obfuscation parameters are not numbers.");
+                            return;
+                        }
+                    } else {
+                        System.err.println("At least 2 obfuscation parameters are required, e.g. o=0.4,0.7.");
+                        return;
+                    }
+                } else if( args[i].startsWith(ARG_REPLACE) ) {
+                    String[] param = args[i].substring(ARG_REPLACE.length()).split(",", 3);
+                    if (param.length == 2) {
+                    	forceTextualReplace.put(param[0], param[1]);
+                    } else {
+                        System.err.println("2 parameters are required, e.g. textrepl=a,b");
+                        return;
+                    }
+                } else {
+                    fileList.add(args[i]);
+                }
+            }
+            file = new String[fileList.size()];
+            fileList.toArray(file);
+        } else {
+            file = new String[]{args[0]};
+        }
+        addexclusionTokenSet(reserved);
+        addexclusionTokenSet(builtIn);
+
+        JSO obfuscator = new JSO(file, destinationDir, stringObfuscationParameter);
+        obfuscator.run();
+    }
+
+    private static void printUsage() {
+        System.err.println("Usage: java JSO <list of javascript file> [options]");
+        System.err.println("");
+        System.err.println("where the options are:");
+        System.err.println("\te=<exception list file>");
+        System.err.println("\t\t- filename of the exception list");
+        System.err.println("\t\t- exception tokens are delimited by tab, space, dot, comma, ");
+        System.err.println("\t\t  single quote and double quote");
+        System.err.println("\td=<destination directory>");
+        System.err.println("\t\t- the output directory");
+        System.err.println("\t\t- print to the STDOUT if not specified");
+        System.err.println("\to=<obfuscation parameters of string literals>");
+        System.err.println("\t\t- If it is specified, the characters in string literals will be ");
+        System.err.println("\t\t  encoded to either \\uXXXX (hexidemcial) or \\XXX (octal) format");
+        System.err.println("\t\t- The parameters are a 2 or 3 floating point values delimited ");
+        System.err.println("                  by commas. e.g. 0.5,0.3 or 0.5,0.3,0.9");
+        System.err.println("\t\t- The values are ");
+        System.err.println("\t\t  * probability to encode a string");
+        System.err.println("\t\t  * probability to encode a character in a candidate string");
+        System.err.println("\t\t  * probability to encode a character into \\uXXXX format");
+        System.err.println("\t\t- The last parameter is set to 0.5 if not specified");
+        System.err.println("");
+        System.err.println("Press Enter to read the examples...");
+        try{
+            System.in.read();
+        } catch (Exception e){}
+        System.err.println("Examples:");
+        System.err.println("");
+        System.err.println(" Obfuscate all scripts in the current directory and output to ./out directory:");
+        System.err.println("\tjava JSO *.js d=out");
+        System.err.println("");
+        System.err.println(" Pipe the STDOUT output to x.o.js:");
+        System.err.println("\tjava JSO x.js > x.o.js ");
+        System.err.println("");
+        System.err.println(" Merge a.js and b.js and pipe the merged output to script.js. Tokens in ");
+        System.err.println("  exception list, noReplace.txt will not be replaced:");
+        System.err.println("\tjava JSO a.js b.js e=noReplace.txt > script.js");
+        System.err.println("");
+        System.err.println(" Obfuscate the 100% of string literals, 68% of the characters will be encoded. ");
+        System.err.println("  50% of the characters will be encoded as \\uXXXX format (default):");
+        System.err.println("\tjava JSO x.js o=1,0.68");
+    }
+
+    public JSO(String[] file, String destinationDir, double[] stringObfuscationParameter){
+        this.file = file;
+        this.destinationDir = destinationDir;
+        if (stringObfuscationParameter != null && stringObfuscationParameter.length >= 2) {
+            this.stringObfuscationParameter = stringObfuscationParameter;
+        }
+    }
+
+    public void run() throws IOException {
+        for (int i = 0; i < file.length; i++) {
+            BufferedReader in = new BufferedReader(new FileReader(file[i]));
+            PrintWriter out = null;
+            File f = new File(file[i]);
+
+            if (destinationDir == null) {
+                out = new PrintWriter(System.out, true);
+            } else {
+                out = new PrintWriter(new FileWriter(new File(destinationDir + File.separator + f.getName())));
+            }
+
+            this.obfuscate(in, out, f.getName());
+            System.out.println("obfuscated " + f.getName());
+
+            in.close();
+            out.flush();
+            out.close();
+        }
+
+        
+        System.err.println( "Obfuscated" );
+        System.err.println(map.toString().replace(',', '\n'));
+
+        encounteredInStrings.retainAll(map.keySet());
+        System.err.println( "Not Obfuscated in strings:" );
+        for( Iterator it = encounteredInStrings.iterator(); it.hasNext(); ) {
+        	String s = (String)it.next();
+        	System.err.println( "\t"+s+": " + (String)encounteredInStringsFiles.get(s) );
+        }
+    }
+
+    private void obfuscate(BufferedReader in, PrintWriter out, String fname) throws IOException {
+        state.reset();
+
+        int line_counter = 0;
+        for (String line = in.readLine(); line != null; line = in.readLine()) {
+        	line_counter++;
+        	if( !isDebug )
+        		line = line.trim();
+            if (line.length() == 0) {
+            	if( isDebug )
+            		out.println();
+                continue;
+            }
+            if( line.startsWith( "//-" ) ) {
+            	String[] toAdd = line.substring(3).split(",");
+            	for( int i = 0; i < toAdd.length; i++ )
+            		exclusionTokenSet.add(toAdd[i].trim());
+             	continue;
+            } else if( line.startsWith("//+")) {
+            	String[] toAdd = line.substring(3).split(",");
+            	for( int i = 0; i < toAdd.length; i++ )
+            		forceReplace.add(toAdd[i].trim());
+            	continue;
+            } else if( line.startsWith("//'")) {
+            	String[] toAdd = line.substring(3).split(",");
+            	for( int i = 0; i < toAdd.length; i++ ) {
+            		forceReplace.add(toAdd[i].trim());
+            		forceReplaceInStrings.add(toAdd[i].trim());
+            	}
+            }
+            
+            for( Iterator it = forceTextualReplace.keySet().iterator(); it.hasNext(); ) {
+            	String key = (String)it.next(); 
+            	line = line.replaceAll(key, (String)forceTextualReplace.get(key));
+            }
+
+            StringTokenizer st = new StringTokenizer(line, delimiter, true);
+
+            if (st.hasMoreTokens()) {
+                state.setToken(st.nextToken());
+            }
+
+            for (; state.token != null; state.skipToken()) {
+                if (st.hasMoreTokens()) {
+                    state.setNextToken(st.nextToken());
+                } else {
+                    state.noToken();
+                }
+
+                boolean doubleSlashed = state.flipFlags();
+                if (doubleSlashed) {
+                    break;
+                }
+
+                handleToken(out, fname, line_counter);
+            }
+
+            if( isDebug )
+            	out.println();
+            else if (!state.delimiter && !state.commented )
+                out.print(" ");
+        }
+    }
+
+    private void handleToken(PrintWriter out, String fname, int line ) {
+        if (state.token.length() > 0) {
+            if (state.delimiter) {
+                if (state.inString() && !state.backslashed && state.c != '\\' &&
+                    state.c != '\"' && state.c != '\'') {
+                    state.token = obfuscateQuotedString(state.token);
+                }
+            } else {
+                if (state.inString()) {
+                	if( forceReplaceInStrings.contains(state.token) && canReplace(state.token) ) {
+                		state.token = generateToken(state.token);
+                	} else if( Character.isJavaIdentifierStart(state.token.charAt(0))) {
+                		encounteredInStrings.add(state.token);
+                		String s = (String)encounteredInStringsFiles.get(state.token);
+               			s = ( s == null ) ? "" : s + ", ";
+                		s += fname +"[" + line + "]";
+                		encounteredInStringsFiles.put(state.token, s);                		
+                	}
+                	if (!state.backslashed) {
+                        state.token = obfuscateQuotedString(state.token);
+                    }
+                } else if( !state.commented ) { 
+                	if(canReplace(state.token)){
+                		state.token = generateToken(state.token);
+                	} else if( state.token.length() > 0 && Character.isDigit( state.token.charAt(0) ) ) {
+                		try {
+                			int i = Integer.parseInt( state.token );
+                			double res = Math.random();
+                			int e = (int)(i * res);
+                			
+                			if( i > 3 ) {
+	                			if( res < 0.2 && i >= 16 )
+	                				state.token = "0x"+Integer.toHexString(i);
+	                			else if( res < 0.6 && i >= 8 )
+	                				state.token = "0" + Integer.toOctalString(i);
+	                			else
+	                				state.token = "(" + e + "+" + (i-e) + ")";
+                			}
+
+                		} catch( NumberFormatException ex ) {
+                		}
+                	}
+                }
+            }
+        }
+
+        if (!state.commented && (state.printToken || state.inString())) {
+            out.print(state.token);
+        }
+
+        if (state.c == '}' && !state.commented && !isDebug) {
+            out.print(" ");
+        }
+    }
+
+    private static void readexclusionTokenSet(String file) throws IOException {
+        BufferedReader in = null;
+        try {
+            in = new BufferedReader(new FileReader(file));
+            for (String line = in.readLine(); line != null; line = in.readLine()) {
+                StringTokenizer st = new StringTokenizer(line, "\t ,.\"\'");
+                for (; st.hasMoreTokens();) {
+                    exclusionTokenSet.add(st.nextToken());
+                }
+            }
+        } finally {
+            if (in != null) {
+                in.close();
+            }
+        }
+    }
+
+    private String obfuscateQuotedString(String token) {
+        if (Math.random() < stringObfuscationParameter[0]) {
+            StringBuffer buffer = new StringBuffer(token.length());
+            int n = token.length();
+            int pos = 0;
+            for (int i = 0; i < n; i++) {
+                if (Math.random() < stringObfuscationParameter[1]) {
+                    buffer.append(token.substring(pos, i));
+                    encode(token.charAt(i), buffer);
+                    pos = i + 1;
+                }
+            }
+            if (pos < n) {
+                buffer.append(token.substring(pos));
+            }
+            return buffer.toString();
+        } else {
+            return token;
+        }
+    }
+
+    private void encode(char c, StringBuffer buffer) {
+        if (Math.random() < stringObfuscationParameter[2] || c > 0777) {
+            buffer.append("\\u");
+            encode(c, 16, 4, buffer);
+        } else {
+            buffer.append("\\");
+            encode(c, 8, 3, buffer);
+        }
+    }
+
+    private void encode(char c, int radix, int length, StringBuffer buffer) {
+        String value = Integer.toString(c, radix);
+        int n = length - value.length();
+
+        if (n > 0) {
+            for (int i = 0; i < n; i++) {
+                buffer.append('0');
+            }
+            buffer.append(value);
+        } else {
+            buffer.append(value.substring(-n));
+        }
+    }
+
+    private static String generateToken(String token) {
+        if (map.containsKey(token)) {
+            return (String) map.get(token);
+        } else {
+            String result = null;
+            do {
+                StringBuffer buffer = new StringBuffer(token.length());
+                for (int i = ref; i > 0; i = i / alpha.length) {
+                    buffer.append(alpha[i % alpha.length]);
+                }
+
+                ref++;
+                result = buffer.toString();
+            } while (exclusionTokenSet.contains(result) || map.containsValue(result));
+
+            map.put(token, result);
+            return result;
+        }
+    }
+
+    private static boolean canReplace(String token) {
+		if (token.length() <= 1 || token.charAt(0) == '$' )
+			return false;
+		if (map.containsKey(token))
+			return true;
+		if( isExcludeAll )
+			return false;
+		if( forceReplace.contains(token) )
+			return true;		
+		if (exclusionTokenSet.contains(token) )
+			return false;
+		if (Character.isDigit(token.charAt(0)))
+			return false;
+		if( token.charAt(0) == '_' )
+			return true;
+		return true;
+	}
+
+    private static void addexclusionTokenSet(String[] array) {
+        if (array != null) {
+            for (int i = 0; i < array.length; i++) {
+				if( exclusionTokenSet.contains(array[i]) )
+					System.err.println( "warn, already excluded: " + array[i] );
+                exclusionTokenSet.add(array[i]);
+            }
+        }
+    }
+
+    public static boolean isDelimiter(String token) {
+        if (token != null && token.length() > 0) {
+            for (int i = 0; i < DELIMITER.length; i++) {
+                if (token.charAt(0) == DELIMITER[i]) {
+                    return true;
+                }
+            }
+        }
+        return false;
+    }
+}
+
+class JSOState {
+    boolean dotted = false;
+    boolean doubleQuoted = false;
+    boolean singleQuoted = false;
+    boolean backslashed = false;
+    boolean commented = false;
+    boolean printToken = true;
+    boolean delimiter = false;
+
+    String token;
+    String lastToken;
+    String nextToken;
+
+    char c0 = 0;
+    char c = 0;
+    char c2 = 0;
+
+    void reset() {
+        dotted = false;
+        doubleQuoted = false;
+        singleQuoted = false;
+        backslashed = false;
+        commented = false;
+        printToken = true;
+        delimiter = false;
+        
+        token = null;
+        lastToken = null;
+        nextToken = null;
+
+        c0 = 0;
+        c = 0;
+        c2 = 0;
+    }
+
+    boolean printable() {
+        return !commented && (printToken || inString());
+    }
+
+    boolean inString() {
+        return doubleQuoted || singleQuoted;
+    }
+
+    boolean delimiterSurrounded() {
+        return !JSO.isDelimiter(nextToken) && !JSO.isDelimiter(lastToken);
+    }
+
+    boolean isWhitespace(){
+        return Character.isWhitespace(c);
+    }
+
+    String setToken(String value) {
+        String oldToken = lastToken;
+        lastToken = token;
+        token = value;
+        nextToken = null;
+
+        if (value != null) {
+            c0 = c;
+            c = token == null ? 0 : token.charAt(0);
+            c2 = 0;
+
+            backslashed = c0 == '\\';
+            dotted = c0 == '.';
+            delimiter = JSO.isDelimiter(token);
+            printToken = true;
+        }
+
+        return oldToken;
+    }
+
+    String tokenBackslashed() {
+        String result = null;
+        int index = 0;
+        if (c == 'u') {
+            index = 4;
+        } else if (Character.isDigit(c)) {
+            index = 3;
+        } else {
+            throw new IllegalStateException("Token not backslashed or invalid JavaScript syntax.");
+        }
+        result = token.substring(0, index);
+        token = token.substring(index);
+
+        return result;
+    }
+
+    void setNextToken(String value) {
+        nextToken = value;
+        c2 = value.charAt(0);
+    }
+
+    void skipToken() {
+        this.setToken(nextToken);
+    }
+
+    void noToken() {
+        nextToken = null;
+        c2 = 0;
+    }
+
+    boolean flipFlags() {
+        if (isWhitespace()) {
+            printToken = delimiterSurrounded() || JSO.isDebug;
+        } else if (c == '/') {
+            if (!commented && c2 == '/') {
+                return true;
+            } else if (!commented && c2 == '*' &&
+                   !inString()) {
+                commented = true;
+            } else if (commented && c0 == '*') {
+                commented = false;
+                printToken = false;
+            }
+        } else if (c == '\"' && !singleQuoted && !backslashed && !commented) {
+            doubleQuoted = !doubleQuoted;
+        } else if (c == '\'' && !doubleQuoted && !backslashed && !commented) {
+            singleQuoted = !singleQuoted;
+        }
+        return false;
+    }
+}