diff --git a/editor/m0110/base64.js b/editor/m0110/base64.js
deleted file mode 100644
index 9cb51082..00000000
--- a/editor/m0110/base64.js
+++ /dev/null
@@ -1,142 +0,0 @@
-/**
-*
-*  Base64 encode / decode
-*  http://www.webtoolkit.info/
-*
-**/
- 
-var Base64 = {
- 
-        // private property
-        _keyStr : "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/=",
- 
-        // public method for encoding
-        encode : function (input) {
-                var output = "";
-                var chr1, chr2, chr3, enc1, enc2, enc3, enc4;
-                var i = 0;
- 
-                input = Base64._utf8_encode(input);
- 
-                while (i < input.length) {
- 
-                        chr1 = input.charCodeAt(i++);
-                        chr2 = input.charCodeAt(i++);
-                        chr3 = input.charCodeAt(i++);
- 
-                        enc1 = chr1 >> 2;
-                        enc2 = ((chr1 & 3) << 4) | (chr2 >> 4);
-                        enc3 = ((chr2 & 15) << 2) | (chr3 >> 6);
-                        enc4 = chr3 & 63;
- 
-                        if (isNaN(chr2)) {
-                                enc3 = enc4 = 64;
-                        } else if (isNaN(chr3)) {
-                                enc4 = 64;
-                        }
- 
-                        output = output +
-                        this._keyStr.charAt(enc1) + this._keyStr.charAt(enc2) +
-                        this._keyStr.charAt(enc3) + this._keyStr.charAt(enc4);
- 
-                }
- 
-                return output;
-        },
- 
-        // public method for decoding
-        decode : function (input) {
-                var output = "";
-                var chr1, chr2, chr3;
-                var enc1, enc2, enc3, enc4;
-                var i = 0;
- 
-                input = input.replace(/[^A-Za-z0-9\+\/\=]/g, "");
- 
-                while (i < input.length) {
- 
-                        enc1 = this._keyStr.indexOf(input.charAt(i++));
-                        enc2 = this._keyStr.indexOf(input.charAt(i++));
-                        enc3 = this._keyStr.indexOf(input.charAt(i++));
-                        enc4 = this._keyStr.indexOf(input.charAt(i++));
- 
-                        chr1 = (enc1 << 2) | (enc2 >> 4);
-                        chr2 = ((enc2 & 15) << 4) | (enc3 >> 2);
-                        chr3 = ((enc3 & 3) << 6) | enc4;
- 
-                        output = output + String.fromCharCode(chr1);
- 
-                        if (enc3 != 64) {
-                                output = output + String.fromCharCode(chr2);
-                        }
-                        if (enc4 != 64) {
-                                output = output + String.fromCharCode(chr3);
-                        }
- 
-                }
- 
-                output = Base64._utf8_decode(output);
- 
-                return output;
- 
-        },
- 
-        // private method for UTF-8 encoding
-        _utf8_encode : function (string) {
-                string = string.replace(/\r\n/g,"\n");
-                var utftext = "";
- 
-                for (var n = 0; n < string.length; n++) {
- 
-                        var c = string.charCodeAt(n);
- 
-                        if (c < 128) {
-                                utftext += String.fromCharCode(c);
-                        }
-                        else if((c > 127) && (c < 2048)) {
-                                utftext += String.fromCharCode((c >> 6) | 192);
-                                utftext += String.fromCharCode((c & 63) | 128);
-                        }
-                        else {
-                                utftext += String.fromCharCode((c >> 12) | 224);
-                                utftext += String.fromCharCode(((c >> 6) & 63) | 128);
-                                utftext += String.fromCharCode((c & 63) | 128);
-                        }
- 
-                }
- 
-                return utftext;
-        },
- 
-        // private method for UTF-8 decoding
-        _utf8_decode : function (utftext) {
-                var string = "";
-                var i = 0;
-                var c = c1 = c2 = 0;
- 
-                while ( i < utftext.length ) {
- 
-                        c = utftext.charCodeAt(i);
- 
-                        if (c < 128) {
-                                string += String.fromCharCode(c);
-                                i++;
-                        }
-                        else if((c > 191) && (c < 224)) {
-                                c2 = utftext.charCodeAt(i+1);
-                                string += String.fromCharCode(((c & 31) << 6) | (c2 & 63));
-                                i += 2;
-                        }
-                        else {
-                                c2 = utftext.charCodeAt(i+1);
-                                c3 = utftext.charCodeAt(i+2);
-                                string += String.fromCharCode(((c & 15) << 12) | ((c2 & 63) << 6) | (c3 & 63));
-                                i += 3;
-                        }
- 
-                }
- 
-                return string;
-        }
- 
-}
diff --git a/editor/m0110/lz-string-1.0.2.js b/editor/m0110/lz-string-1.0.2.js
deleted file mode 100644
index 86aafd08..00000000
--- a/editor/m0110/lz-string-1.0.2.js
+++ /dev/null
@@ -1,204 +0,0 @@
-// Copyright © 2013 Pieroxy <pieroxy@pieroxy.net>
-// This work is free. You can redistribute it and/or modify it
-// under the terms of the WTFPL, Version 2
-// For more information see LICENSE.txt or http://www.wtfpl.net/
-//
-// LZ-based compression algorithm, version 1.0.2-rc1
-var LZString = {
-
-  writeBit : function(value, data) {
-    data.val = (data.val << 1) | value;
-    if (data.position == 15) {
-      data.position = 0;
-      data.string += String.fromCharCode(data.val);
-      data.val = 0;
-    } else {
-      data.position++;
-    }
-  },
-  
-  writeBits : function(numBits, value, data) {
-    if (typeof(value)=="string")
-      value = value.charCodeAt(0);
-    for (var i=0 ; i<numBits ; i++) {
-      this.writeBit(value&1, data);
-      value = value >> 1;
-    }
-  },
-  
-  produceW : function (context) {
-    if (Object.prototype.hasOwnProperty.call(context.dictionaryToCreate,context.w)) {
-      if (context.w.charCodeAt(0)<256) {
-        this.writeBits(context.numBits, 0, context.data);
-        this.writeBits(8, context.w, context.data);
-      } else {
-        this.writeBits(context.numBits, 1, context.data);
-        this.writeBits(16, context.w, context.data);
-      }
-      this.decrementEnlargeIn(context);
-      delete context.dictionaryToCreate[context.w];
-    } else {
-      this.writeBits(context.numBits, context.dictionary[context.w], context.data);
-    }
-    this.decrementEnlargeIn(context);
-  },
-  
-  decrementEnlargeIn : function(context) {
-    context.enlargeIn--;
-    if (context.enlargeIn == 0) {
-      context.enlargeIn = Math.pow(2, context.numBits);
-      context.numBits++;
-    }
-  },
-  
-  compress: function (uncompressed) {
-    var context = {
-      dictionary: {},
-      dictionaryToCreate: {},
-      c:"",
-      wc:"",
-      w:"",
-      enlargeIn: 2, // Compensate for the first entry which should not count
-      dictSize: 3,
-      numBits: 2,
-      result: "",
-      data: {string:"", val:0, position:0}
-    }, i;
-    
-    for (i = 0; i < uncompressed.length; i += 1) {
-      context.c = uncompressed.charAt(i);
-      if (!Object.prototype.hasOwnProperty.call(context.dictionary,context.c)) {
-        context.dictionary[context.c] = context.dictSize++;
-        context.dictionaryToCreate[context.c] = true;
-      }
-      
-      context.wc = context.w + context.c;
-      if (Object.prototype.hasOwnProperty.call(context.dictionary,context.wc)) {
-        context.w = context.wc;
-      } else {
-        this.produceW(context);
-        // Add wc to the dictionary.
-        context.dictionary[context.wc] = context.dictSize++;
-        context.w = String(context.c);
-      }
-    }
-    
-    // Output the code for w.
-    if (context.w !== "") {
-      this.produceW(context);
-    }
-    
-    // Mark the end of the stream
-    this.writeBits(context.numBits, 2, context.data);
-    
-    // Flush the last char
-    while (context.data.val>0) this.writeBit(0,context.data)
-    return context.data.string;
-  },
-  
-  readBit : function(data) {
-    var res = data.val & data.position;
-    data.position >>= 1;
-    if (data.position == 0) {
-      data.position = 32768;
-      data.val = data.string.charCodeAt(data.index++);
-    }
-    //data.val = (data.val << 1);
-    return res>0 ? 1 : 0;
-  },
-  
-  readBits : function(numBits, data) {
-    var res = 0;
-    var maxpower = Math.pow(2,numBits);
-    var power=1;
-    while (power!=maxpower) {
-      res |= this.readBit(data) * power;
-      power <<= 1;
-    }
-    return res;
-  },
-  
-  decompress: function (compressed) {
-    var dictionary = {},
-        next,
-        enlargeIn = 4,
-        dictSize = 4,
-        numBits = 3,
-        entry = "",
-        result = "",
-        i,
-        w,
-        c,
-        errorCount=0,
-        literal,
-        data = {string:compressed, val:compressed.charCodeAt(0), position:32768, index:1};
-    
-    for (i = 0; i < 3; i += 1) {
-      dictionary[i] = i;
-    }
-    
-    next = this.readBits(2, data);
-    switch (next) {
-      case 0: 
-        c = String.fromCharCode(this.readBits(8, data));
-        break;
-      case 1: 
-        c = String.fromCharCode(this.readBits(16, data));
-        break;
-      case 2: 
-        return "";
-    }
-    dictionary[3] = c;
-    w = result = c;
-    while (true) {
-      c = this.readBits(numBits, data);
-      
-      switch (c) {
-        case 0: 
-          if (errorCount++ > 10000) return "Error";
-          c = String.fromCharCode(this.readBits(8, data));
-          dictionary[dictSize++] = c;
-          c = dictSize-1;
-          enlargeIn--;
-          break;
-        case 1: 
-          c = String.fromCharCode(this.readBits(16, data));
-          dictionary[dictSize++] = c;
-          c = dictSize-1;
-          enlargeIn--;
-          break;
-        case 2: 
-          return result;
-      }
-      
-      if (enlargeIn == 0) {
-        enlargeIn = Math.pow(2, numBits);
-        numBits++;
-      }
-
-      if (dictionary[c]) {
-        entry = dictionary[c];
-      } else {
-        if (c === dictSize) {
-          entry = w + w.charAt(0);
-        } else {
-          return null;
-        }
-      }
-      result += entry;
-      
-      // Add w+entry[0] to the dictionary.
-      dictionary[dictSize++] = w + entry.charAt(0);
-      enlargeIn--;
-      
-      w = entry;
-      
-      if (enlargeIn == 0) {
-        enlargeIn = Math.pow(2, numBits);
-        numBits++;
-      }
-      
-    }
-    return result;
-  }
-};
diff --git a/editor/m0110/m0110.html b/editor/m0110/m0110.html
index a03ddbd9..ee09f3bb 100644
--- a/editor/m0110/m0110.html
+++ b/editor/m0110/m0110.html
@@ -9,8 +9,8 @@
     <script src="keycodes.js"></script>
     <script src="m0110.js"></script>
     <!-- lz-string-1.3.3.js: LZString.decompress() runs away if given short string. -->
-    <script src="lz-string-1.0.2.js"></script>
-    <script src="base64.js"></script>
+    <script src="../common/lz-string-1.0.2.js"></script>
+    <script src="../common/base64.js"></script>
 </head>
 
 <body>
diff --git a/editor/m0110/m0110a.html b/editor/m0110/m0110a.html
index 0eb0b247..343969e5 100644
--- a/editor/m0110/m0110a.html
+++ b/editor/m0110/m0110a.html
@@ -9,8 +9,8 @@
     <script src="keycodes.js"></script>
     <script src="m0110.js"></script>
     <!-- lz-string-1.3.3.js: LZString.decompress() runs away if given short string. -->
-    <script src="lz-string-1.0.2.js"></script>
-    <script src="base64.js"></script>
+    <script src="../common/lz-string-1.0.2.js"></script>
+    <script src="../common/base64.js"></script>
 </head>
 
 <body>