diff --git a/README.md b/README.md
index 5e2d2dc..d926484 100644
--- a/README.md
+++ b/README.md
@@ -21,11 +21,15 @@ var qrcode = new QRCode(document.getElementById("qrcode"), {
 	height: 128,
 	colorDark : "#000000",
 	colorLight : "#ffffff",
+	internalPattern : "#ff0000",
+	externalPattern : "#00ff00",
 	correctLevel : QRCode.CorrectLevel.H
 });
 </script>
 ```
 
+![image](https://user-images.githubusercontent.com/26313003/99075655-9c272580-2598-11eb-9352-22b64bba001c.png)
+
 and you can use some methods
 
 ```
diff --git a/index.html b/index.html
index fc16f3d..72d3eeb 100644
--- a/index.html
+++ b/index.html
@@ -13,8 +13,11 @@
 
 <script type="text/javascript">
 var qrcode = new QRCode(document.getElementById("qrcode"), {
-	width : 100,
-	height : 100
+	width : 256,
+	height : 256,
+	internalPattern: "#FF0000",
+	externalPattern: "#FFFF00",
+	correctLevel : QRCode.CorrectLevel.H
 });
 
 function makeCode () {		
diff --git a/qrcode.js b/qrcode.js
index 5507c15..5b6acdb 100644
--- a/qrcode.js
+++ b/qrcode.js
@@ -83,74 +83,864 @@ var QRCode;
 		this.dataCache = null;
 		this.dataList = [];
 	}
-
-	QRCodeModel.prototype={addData:function(data){var newData=new QR8bitByte(data);this.dataList.push(newData);this.dataCache=null;},isDark:function(row,col){if(row<0||this.moduleCount<=row||col<0||this.moduleCount<=col){throw new Error(row+","+col);}
-	return this.modules[row][col];},getModuleCount:function(){return this.moduleCount;},make:function(){this.makeImpl(false,this.getBestMaskPattern());},makeImpl:function(test,maskPattern){this.moduleCount=this.typeNumber*4+17;this.modules=new Array(this.moduleCount);for(var row=0;row<this.moduleCount;row++){this.modules[row]=new Array(this.moduleCount);for(var col=0;col<this.moduleCount;col++){this.modules[row][col]=null;}}
-	this.setupPositionProbePattern(0,0);this.setupPositionProbePattern(this.moduleCount-7,0);this.setupPositionProbePattern(0,this.moduleCount-7);this.setupPositionAdjustPattern();this.setupTimingPattern();this.setupTypeInfo(test,maskPattern);if(this.typeNumber>=7){this.setupTypeNumber(test);}
-	if(this.dataCache==null){this.dataCache=QRCodeModel.createData(this.typeNumber,this.errorCorrectLevel,this.dataList);}
-	this.mapData(this.dataCache,maskPattern);},setupPositionProbePattern:function(row,col){for(var r=-1;r<=7;r++){if(row+r<=-1||this.moduleCount<=row+r)continue;for(var c=-1;c<=7;c++){if(col+c<=-1||this.moduleCount<=col+c)continue;if((0<=r&&r<=6&&(c==0||c==6))||(0<=c&&c<=6&&(r==0||r==6))||(2<=r&&r<=4&&2<=c&&c<=4)){this.modules[row+r][col+c]=true;}else{this.modules[row+r][col+c]=false;}}}},getBestMaskPattern:function(){var minLostPoint=0;var pattern=0;for(var i=0;i<8;i++){this.makeImpl(true,i);var lostPoint=QRUtil.getLostPoint(this);if(i==0||minLostPoint>lostPoint){minLostPoint=lostPoint;pattern=i;}}
-	return pattern;},createMovieClip:function(target_mc,instance_name,depth){var qr_mc=target_mc.createEmptyMovieClip(instance_name,depth);var cs=1;this.make();for(var row=0;row<this.modules.length;row++){var y=row*cs;for(var col=0;col<this.modules[row].length;col++){var x=col*cs;var dark=this.modules[row][col];if(dark){qr_mc.beginFill(0,100);qr_mc.moveTo(x,y);qr_mc.lineTo(x+cs,y);qr_mc.lineTo(x+cs,y+cs);qr_mc.lineTo(x,y+cs);qr_mc.endFill();}}}
-	return qr_mc;},setupTimingPattern:function(){for(var r=8;r<this.moduleCount-8;r++){if(this.modules[r][6]!=null){continue;}
-	this.modules[r][6]=(r%2==0);}
-	for(var c=8;c<this.moduleCount-8;c++){if(this.modules[6][c]!=null){continue;}
-	this.modules[6][c]=(c%2==0);}},setupPositionAdjustPattern:function(){var pos=QRUtil.getPatternPosition(this.typeNumber);for(var i=0;i<pos.length;i++){for(var j=0;j<pos.length;j++){var row=pos[i];var col=pos[j];if(this.modules[row][col]!=null){continue;}
-	for(var r=-2;r<=2;r++){for(var c=-2;c<=2;c++){if(r==-2||r==2||c==-2||c==2||(r==0&&c==0)){this.modules[row+r][col+c]=true;}else{this.modules[row+r][col+c]=false;}}}}}},setupTypeNumber:function(test){var bits=QRUtil.getBCHTypeNumber(this.typeNumber);for(var i=0;i<18;i++){var mod=(!test&&((bits>>i)&1)==1);this.modules[Math.floor(i/3)][i%3+this.moduleCount-8-3]=mod;}
-	for(var i=0;i<18;i++){var mod=(!test&&((bits>>i)&1)==1);this.modules[i%3+this.moduleCount-8-3][Math.floor(i/3)]=mod;}},setupTypeInfo:function(test,maskPattern){var data=(this.errorCorrectLevel<<3)|maskPattern;var bits=QRUtil.getBCHTypeInfo(data);for(var i=0;i<15;i++){var mod=(!test&&((bits>>i)&1)==1);if(i<6){this.modules[i][8]=mod;}else if(i<8){this.modules[i+1][8]=mod;}else{this.modules[this.moduleCount-15+i][8]=mod;}}
-	for(var i=0;i<15;i++){var mod=(!test&&((bits>>i)&1)==1);if(i<8){this.modules[8][this.moduleCount-i-1]=mod;}else if(i<9){this.modules[8][15-i-1+1]=mod;}else{this.modules[8][15-i-1]=mod;}}
-	this.modules[this.moduleCount-8][8]=(!test);},mapData:function(data,maskPattern){var inc=-1;var row=this.moduleCount-1;var bitIndex=7;var byteIndex=0;for(var col=this.moduleCount-1;col>0;col-=2){if(col==6)col--;while(true){for(var c=0;c<2;c++){if(this.modules[row][col-c]==null){var dark=false;if(byteIndex<data.length){dark=(((data[byteIndex]>>>bitIndex)&1)==1);}
-	var mask=QRUtil.getMask(maskPattern,row,col-c);if(mask){dark=!dark;}
-	this.modules[row][col-c]=dark;bitIndex--;if(bitIndex==-1){byteIndex++;bitIndex=7;}}}
-	row+=inc;if(row<0||this.moduleCount<=row){row-=inc;inc=-inc;break;}}}}};QRCodeModel.PAD0=0xEC;QRCodeModel.PAD1=0x11;QRCodeModel.createData=function(typeNumber,errorCorrectLevel,dataList){var rsBlocks=QRRSBlock.getRSBlocks(typeNumber,errorCorrectLevel);var buffer=new QRBitBuffer();for(var i=0;i<dataList.length;i++){var data=dataList[i];buffer.put(data.mode,4);buffer.put(data.getLength(),QRUtil.getLengthInBits(data.mode,typeNumber));data.write(buffer);}
-	var totalDataCount=0;for(var i=0;i<rsBlocks.length;i++){totalDataCount+=rsBlocks[i].dataCount;}
-	if(buffer.getLengthInBits()>totalDataCount*8){throw new Error("code length overflow. ("
-	+buffer.getLengthInBits()
-	+">"
-	+totalDataCount*8
-	+")");}
-	if(buffer.getLengthInBits()+4<=totalDataCount*8){buffer.put(0,4);}
-	while(buffer.getLengthInBits()%8!=0){buffer.putBit(false);}
-	while(true){if(buffer.getLengthInBits()>=totalDataCount*8){break;}
-	buffer.put(QRCodeModel.PAD0,8);if(buffer.getLengthInBits()>=totalDataCount*8){break;}
-	buffer.put(QRCodeModel.PAD1,8);}
-	return QRCodeModel.createBytes(buffer,rsBlocks);};QRCodeModel.createBytes=function(buffer,rsBlocks){var offset=0;var maxDcCount=0;var maxEcCount=0;var dcdata=new Array(rsBlocks.length);var ecdata=new Array(rsBlocks.length);for(var r=0;r<rsBlocks.length;r++){var dcCount=rsBlocks[r].dataCount;var ecCount=rsBlocks[r].totalCount-dcCount;maxDcCount=Math.max(maxDcCount,dcCount);maxEcCount=Math.max(maxEcCount,ecCount);dcdata[r]=new Array(dcCount);for(var i=0;i<dcdata[r].length;i++){dcdata[r][i]=0xff&buffer.buffer[i+offset];}
-	offset+=dcCount;var rsPoly=QRUtil.getErrorCorrectPolynomial(ecCount);var rawPoly=new QRPolynomial(dcdata[r],rsPoly.getLength()-1);var modPoly=rawPoly.mod(rsPoly);ecdata[r]=new Array(rsPoly.getLength()-1);for(var i=0;i<ecdata[r].length;i++){var modIndex=i+modPoly.getLength()-ecdata[r].length;ecdata[r][i]=(modIndex>=0)?modPoly.get(modIndex):0;}}
-	var totalCodeCount=0;for(var i=0;i<rsBlocks.length;i++){totalCodeCount+=rsBlocks[i].totalCount;}
-	var data=new Array(totalCodeCount);var index=0;for(var i=0;i<maxDcCount;i++){for(var r=0;r<rsBlocks.length;r++){if(i<dcdata[r].length){data[index++]=dcdata[r][i];}}}
-	for(var i=0;i<maxEcCount;i++){for(var r=0;r<rsBlocks.length;r++){if(i<ecdata[r].length){data[index++]=ecdata[r][i];}}}
-	return data;};var QRMode={MODE_NUMBER:1<<0,MODE_ALPHA_NUM:1<<1,MODE_8BIT_BYTE:1<<2,MODE_KANJI:1<<3};var QRErrorCorrectLevel={L:1,M:0,Q:3,H:2};var QRMaskPattern={PATTERN000:0,PATTERN001:1,PATTERN010:2,PATTERN011:3,PATTERN100:4,PATTERN101:5,PATTERN110:6,PATTERN111:7};var QRUtil={PATTERN_POSITION_TABLE:[[],[6,18],[6,22],[6,26],[6,30],[6,34],[6,22,38],[6,24,42],[6,26,46],[6,28,50],[6,30,54],[6,32,58],[6,34,62],[6,26,46,66],[6,26,48,70],[6,26,50,74],[6,30,54,78],[6,30,56,82],[6,30,58,86],[6,34,62,90],[6,28,50,72,94],[6,26,50,74,98],[6,30,54,78,102],[6,28,54,80,106],[6,32,58,84,110],[6,30,58,86,114],[6,34,62,90,118],[6,26,50,74,98,122],[6,30,54,78,102,126],[6,26,52,78,104,130],[6,30,56,82,108,134],[6,34,60,86,112,138],[6,30,58,86,114,142],[6,34,62,90,118,146],[6,30,54,78,102,126,150],[6,24,50,76,102,128,154],[6,28,54,80,106,132,158],[6,32,58,84,110,136,162],[6,26,54,82,110,138,166],[6,30,58,86,114,142,170]],G15:(1<<10)|(1<<8)|(1<<5)|(1<<4)|(1<<2)|(1<<1)|(1<<0),G18:(1<<12)|(1<<11)|(1<<10)|(1<<9)|(1<<8)|(1<<5)|(1<<2)|(1<<0),G15_MASK:(1<<14)|(1<<12)|(1<<10)|(1<<4)|(1<<1),getBCHTypeInfo:function(data){var d=data<<10;while(QRUtil.getBCHDigit(d)-QRUtil.getBCHDigit(QRUtil.G15)>=0){d^=(QRUtil.G15<<(QRUtil.getBCHDigit(d)-QRUtil.getBCHDigit(QRUtil.G15)));}
-	return((data<<10)|d)^QRUtil.G15_MASK;},getBCHTypeNumber:function(data){var d=data<<12;while(QRUtil.getBCHDigit(d)-QRUtil.getBCHDigit(QRUtil.G18)>=0){d^=(QRUtil.G18<<(QRUtil.getBCHDigit(d)-QRUtil.getBCHDigit(QRUtil.G18)));}
-	return(data<<12)|d;},getBCHDigit:function(data){var digit=0;while(data!=0){digit++;data>>>=1;}
-	return digit;},getPatternPosition:function(typeNumber){return QRUtil.PATTERN_POSITION_TABLE[typeNumber-1];},getMask:function(maskPattern,i,j){switch(maskPattern){case QRMaskPattern.PATTERN000:return(i+j)%2==0;case QRMaskPattern.PATTERN001:return i%2==0;case QRMaskPattern.PATTERN010:return j%3==0;case QRMaskPattern.PATTERN011:return(i+j)%3==0;case QRMaskPattern.PATTERN100:return(Math.floor(i/2)+Math.floor(j/3))%2==0;case QRMaskPattern.PATTERN101:return(i*j)%2+(i*j)%3==0;case QRMaskPattern.PATTERN110:return((i*j)%2+(i*j)%3)%2==0;case QRMaskPattern.PATTERN111:return((i*j)%3+(i+j)%2)%2==0;default:throw new Error("bad maskPattern:"+maskPattern);}},getErrorCorrectPolynomial:function(errorCorrectLength){var a=new QRPolynomial([1],0);for(var i=0;i<errorCorrectLength;i++){a=a.multiply(new QRPolynomial([1,QRMath.gexp(i)],0));}
-	return a;},getLengthInBits:function(mode,type){if(1<=type&&type<10){switch(mode){case QRMode.MODE_NUMBER:return 10;case QRMode.MODE_ALPHA_NUM:return 9;case QRMode.MODE_8BIT_BYTE:return 8;case QRMode.MODE_KANJI:return 8;default:throw new Error("mode:"+mode);}}else if(type<27){switch(mode){case QRMode.MODE_NUMBER:return 12;case QRMode.MODE_ALPHA_NUM:return 11;case QRMode.MODE_8BIT_BYTE:return 16;case QRMode.MODE_KANJI:return 10;default:throw new Error("mode:"+mode);}}else if(type<41){switch(mode){case QRMode.MODE_NUMBER:return 14;case QRMode.MODE_ALPHA_NUM:return 13;case QRMode.MODE_8BIT_BYTE:return 16;case QRMode.MODE_KANJI:return 12;default:throw new Error("mode:"+mode);}}else{throw new Error("type:"+type);}},getLostPoint:function(qrCode){var moduleCount=qrCode.getModuleCount();var lostPoint=0;for(var row=0;row<moduleCount;row++){for(var col=0;col<moduleCount;col++){var sameCount=0;var dark=qrCode.isDark(row,col);for(var r=-1;r<=1;r++){if(row+r<0||moduleCount<=row+r){continue;}
-	for(var c=-1;c<=1;c++){if(col+c<0||moduleCount<=col+c){continue;}
-	if(r==0&&c==0){continue;}
-	if(dark==qrCode.isDark(row+r,col+c)){sameCount++;}}}
-	if(sameCount>5){lostPoint+=(3+sameCount-5);}}}
-	for(var row=0;row<moduleCount-1;row++){for(var col=0;col<moduleCount-1;col++){var count=0;if(qrCode.isDark(row,col))count++;if(qrCode.isDark(row+1,col))count++;if(qrCode.isDark(row,col+1))count++;if(qrCode.isDark(row+1,col+1))count++;if(count==0||count==4){lostPoint+=3;}}}
-	for(var row=0;row<moduleCount;row++){for(var col=0;col<moduleCount-6;col++){if(qrCode.isDark(row,col)&&!qrCode.isDark(row,col+1)&&qrCode.isDark(row,col+2)&&qrCode.isDark(row,col+3)&&qrCode.isDark(row,col+4)&&!qrCode.isDark(row,col+5)&&qrCode.isDark(row,col+6)){lostPoint+=40;}}}
-	for(var col=0;col<moduleCount;col++){for(var row=0;row<moduleCount-6;row++){if(qrCode.isDark(row,col)&&!qrCode.isDark(row+1,col)&&qrCode.isDark(row+2,col)&&qrCode.isDark(row+3,col)&&qrCode.isDark(row+4,col)&&!qrCode.isDark(row+5,col)&&qrCode.isDark(row+6,col)){lostPoint+=40;}}}
-	var darkCount=0;for(var col=0;col<moduleCount;col++){for(var row=0;row<moduleCount;row++){if(qrCode.isDark(row,col)){darkCount++;}}}
-	var ratio=Math.abs(100*darkCount/moduleCount/moduleCount-50)/5;lostPoint+=ratio*10;return lostPoint;}};var QRMath={glog:function(n){if(n<1){throw new Error("glog("+n+")");}
-	return QRMath.LOG_TABLE[n];},gexp:function(n){while(n<0){n+=255;}
-	while(n>=256){n-=255;}
-	return QRMath.EXP_TABLE[n];},EXP_TABLE:new Array(256),LOG_TABLE:new Array(256)};for(var i=0;i<8;i++){QRMath.EXP_TABLE[i]=1<<i;}
-	for(var i=8;i<256;i++){QRMath.EXP_TABLE[i]=QRMath.EXP_TABLE[i-4]^QRMath.EXP_TABLE[i-5]^QRMath.EXP_TABLE[i-6]^QRMath.EXP_TABLE[i-8];}
-	for(var i=0;i<255;i++){QRMath.LOG_TABLE[QRMath.EXP_TABLE[i]]=i;}
-	function QRPolynomial(num,shift){if(num.length==undefined){throw new Error(num.length+"/"+shift);}
-	var offset=0;while(offset<num.length&&num[offset]==0){offset++;}
-	this.num=new Array(num.length-offset+shift);for(var i=0;i<num.length-offset;i++){this.num[i]=num[i+offset];}}
-	QRPolynomial.prototype={get:function(index){return this.num[index];},getLength:function(){return this.num.length;},multiply:function(e){var num=new Array(this.getLength()+e.getLength()-1);for(var i=0;i<this.getLength();i++){for(var j=0;j<e.getLength();j++){num[i+j]^=QRMath.gexp(QRMath.glog(this.get(i))+QRMath.glog(e.get(j)));}}
-	return new QRPolynomial(num,0);},mod:function(e){if(this.getLength()-e.getLength()<0){return this;}
-	var ratio=QRMath.glog(this.get(0))-QRMath.glog(e.get(0));var num=new Array(this.getLength());for(var i=0;i<this.getLength();i++){num[i]=this.get(i);}
-	for(var i=0;i<e.getLength();i++){num[i]^=QRMath.gexp(QRMath.glog(e.get(i))+ratio);}
-	return new QRPolynomial(num,0).mod(e);}};function QRRSBlock(totalCount,dataCount){this.totalCount=totalCount;this.dataCount=dataCount;}
-	QRRSBlock.RS_BLOCK_TABLE=[[1,26,19],[1,26,16],[1,26,13],[1,26,9],[1,44,34],[1,44,28],[1,44,22],[1,44,16],[1,70,55],[1,70,44],[2,35,17],[2,35,13],[1,100,80],[2,50,32],[2,50,24],[4,25,9],[1,134,108],[2,67,43],[2,33,15,2,34,16],[2,33,11,2,34,12],[2,86,68],[4,43,27],[4,43,19],[4,43,15],[2,98,78],[4,49,31],[2,32,14,4,33,15],[4,39,13,1,40,14],[2,121,97],[2,60,38,2,61,39],[4,40,18,2,41,19],[4,40,14,2,41,15],[2,146,116],[3,58,36,2,59,37],[4,36,16,4,37,17],[4,36,12,4,37,13],[2,86,68,2,87,69],[4,69,43,1,70,44],[6,43,19,2,44,20],[6,43,15,2,44,16],[4,101,81],[1,80,50,4,81,51],[4,50,22,4,51,23],[3,36,12,8,37,13],[2,116,92,2,117,93],[6,58,36,2,59,37],[4,46,20,6,47,21],[7,42,14,4,43,15],[4,133,107],[8,59,37,1,60,38],[8,44,20,4,45,21],[12,33,11,4,34,12],[3,145,115,1,146,116],[4,64,40,5,65,41],[11,36,16,5,37,17],[11,36,12,5,37,13],[5,109,87,1,110,88],[5,65,41,5,66,42],[5,54,24,7,55,25],[11,36,12],[5,122,98,1,123,99],[7,73,45,3,74,46],[15,43,19,2,44,20],[3,45,15,13,46,16],[1,135,107,5,136,108],[10,74,46,1,75,47],[1,50,22,15,51,23],[2,42,14,17,43,15],[5,150,120,1,151,121],[9,69,43,4,70,44],[17,50,22,1,51,23],[2,42,14,19,43,15],[3,141,113,4,142,114],[3,70,44,11,71,45],[17,47,21,4,48,22],[9,39,13,16,40,14],[3,135,107,5,136,108],[3,67,41,13,68,42],[15,54,24,5,55,25],[15,43,15,10,44,16],[4,144,116,4,145,117],[17,68,42],[17,50,22,6,51,23],[19,46,16,6,47,17],[2,139,111,7,140,112],[17,74,46],[7,54,24,16,55,25],[34,37,13],[4,151,121,5,152,122],[4,75,47,14,76,48],[11,54,24,14,55,25],[16,45,15,14,46,16],[6,147,117,4,148,118],[6,73,45,14,74,46],[11,54,24,16,55,25],[30,46,16,2,47,17],[8,132,106,4,133,107],[8,75,47,13,76,48],[7,54,24,22,55,25],[22,45,15,13,46,16],[10,142,114,2,143,115],[19,74,46,4,75,47],[28,50,22,6,51,23],[33,46,16,4,47,17],[8,152,122,4,153,123],[22,73,45,3,74,46],[8,53,23,26,54,24],[12,45,15,28,46,16],[3,147,117,10,148,118],[3,73,45,23,74,46],[4,54,24,31,55,25],[11,45,15,31,46,16],[7,146,116,7,147,117],[21,73,45,7,74,46],[1,53,23,37,54,24],[19,45,15,26,46,16],[5,145,115,10,146,116],[19,75,47,10,76,48],[15,54,24,25,55,25],[23,45,15,25,46,16],[13,145,115,3,146,116],[2,74,46,29,75,47],[42,54,24,1,55,25],[23,45,15,28,46,16],[17,145,115],[10,74,46,23,75,47],[10,54,24,35,55,25],[19,45,15,35,46,16],[17,145,115,1,146,116],[14,74,46,21,75,47],[29,54,24,19,55,25],[11,45,15,46,46,16],[13,145,115,6,146,116],[14,74,46,23,75,47],[44,54,24,7,55,25],[59,46,16,1,47,17],[12,151,121,7,152,122],[12,75,47,26,76,48],[39,54,24,14,55,25],[22,45,15,41,46,16],[6,151,121,14,152,122],[6,75,47,34,76,48],[46,54,24,10,55,25],[2,45,15,64,46,16],[17,152,122,4,153,123],[29,74,46,14,75,47],[49,54,24,10,55,25],[24,45,15,46,46,16],[4,152,122,18,153,123],[13,74,46,32,75,47],[48,54,24,14,55,25],[42,45,15,32,46,16],[20,147,117,4,148,118],[40,75,47,7,76,48],[43,54,24,22,55,25],[10,45,15,67,46,16],[19,148,118,6,149,119],[18,75,47,31,76,48],[34,54,24,34,55,25],[20,45,15,61,46,16]];QRRSBlock.getRSBlocks=function(typeNumber,errorCorrectLevel){var rsBlock=QRRSBlock.getRsBlockTable(typeNumber,errorCorrectLevel);if(rsBlock==undefined){throw new Error("bad rs block @ typeNumber:"+typeNumber+"/errorCorrectLevel:"+errorCorrectLevel);}
-	var length=rsBlock.length/3;var list=[];for(var i=0;i<length;i++){var count=rsBlock[i*3+0];var totalCount=rsBlock[i*3+1];var dataCount=rsBlock[i*3+2];for(var j=0;j<count;j++){list.push(new QRRSBlock(totalCount,dataCount));}}
-	return list;};QRRSBlock.getRsBlockTable=function(typeNumber,errorCorrectLevel){switch(errorCorrectLevel){case QRErrorCorrectLevel.L:return QRRSBlock.RS_BLOCK_TABLE[(typeNumber-1)*4+0];case QRErrorCorrectLevel.M:return QRRSBlock.RS_BLOCK_TABLE[(typeNumber-1)*4+1];case QRErrorCorrectLevel.Q:return QRRSBlock.RS_BLOCK_TABLE[(typeNumber-1)*4+2];case QRErrorCorrectLevel.H:return QRRSBlock.RS_BLOCK_TABLE[(typeNumber-1)*4+3];default:return undefined;}};function QRBitBuffer(){this.buffer=[];this.length=0;}
-	QRBitBuffer.prototype={get:function(index){var bufIndex=Math.floor(index/8);return((this.buffer[bufIndex]>>>(7-index%8))&1)==1;},put:function(num,length){for(var i=0;i<length;i++){this.putBit(((num>>>(length-i-1))&1)==1);}},getLengthInBits:function(){return this.length;},putBit:function(bit){var bufIndex=Math.floor(this.length/8);if(this.buffer.length<=bufIndex){this.buffer.push(0);}
-	if(bit){this.buffer[bufIndex]|=(0x80>>>(this.length%8));}
-	this.length++;}};var QRCodeLimitLength=[[17,14,11,7],[32,26,20,14],[53,42,32,24],[78,62,46,34],[106,84,60,44],[134,106,74,58],[154,122,86,64],[192,152,108,84],[230,180,130,98],[271,213,151,119],[321,251,177,137],[367,287,203,155],[425,331,241,177],[458,362,258,194],[520,412,292,220],[586,450,322,250],[644,504,364,280],[718,560,394,310],[792,624,442,338],[858,666,482,382],[929,711,509,403],[1003,779,565,439],[1091,857,611,461],[1171,911,661,511],[1273,997,715,535],[1367,1059,751,593],[1465,1125,805,625],[1528,1190,868,658],[1628,1264,908,698],[1732,1370,982,742],[1840,1452,1030,790],[1952,1538,1112,842],[2068,1628,1168,898],[2188,1722,1228,958],[2303,1809,1283,983],[2431,1911,1351,1051],[2563,1989,1423,1093],[2699,2099,1499,1139],[2809,2213,1579,1219],[2953,2331,1663,1273]];
 	
+	QRCodeModel.prototype = {
+		addData: function(data) {
+			var newData = new QR8bitByte(data);
+			this.dataList.push(newData);
+			this.dataCache = null;
+		},
+		isDark: function(row, col) {
+			if (row < 0 || this.moduleCount <= row || col < 0 || this.moduleCount <= col) {
+				throw new Error(row + "," + col);
+			}
+			return this.modules[row][col];
+		},
+		getModuleCount: function() {
+			return this.moduleCount;
+		},
+		make: function() {
+			this.makeImpl(false, this.getBestMaskPattern());
+		},
+		makeImpl: function(test, maskPattern) {
+			this.moduleCount = this.typeNumber * 4 + 17;
+			this.modules = new Array(this.moduleCount);
+			for (var row = 0; row < this.moduleCount; row++) {
+				this.modules[row] = new Array(this.moduleCount);
+				for (var col = 0; col < this.moduleCount; col++) {
+					this.modules[row][col] = null;
+				}
+			}
+			this.setupPositionProbePattern(0, 0);
+			this.setupPositionProbePattern(this.moduleCount - 7, 0);
+			this.setupPositionProbePattern(0, this.moduleCount - 7);
+			this.setupPositionAdjustPattern();
+			this.setupTimingPattern();
+			this.setupTypeInfo(test, maskPattern);
+			if (this.typeNumber >= 7) {
+				this.setupTypeNumber(test);
+			}
+			if (this.dataCache == null) {
+				this.dataCache = QRCodeModel.createData(this.typeNumber, this.errorCorrectLevel, this.dataList);
+			}
+			this.mapData(this.dataCache, maskPattern);
+		},
+		setupPositionProbePattern: function(row, col) {
+			for (var r = -1; r <= 7; r++) {
+				if (row + r <= -1 || this.moduleCount <= row + r) continue;
+				for (var c = -1; c <= 7; c++) {
+					if (col + c <= -1 || this.moduleCount <= col + c) continue;
+					if ((0 <= r && r <= 6 && (c == 0 || c == 6)) || (0 <= c && c <= 6 && (r == 0 || r == 6)) || (2 <= r && r <= 4 && 2 <= c && c <= 4)) {
+						this.modules[row + r][col + c] = true;
+					} else {
+						this.modules[row + r][col + c] = false;
+					}
+				}
+			}
+		},
+		getBestMaskPattern: function() {
+			var minLostPoint = 0;
+			var pattern = 0;
+			for (var i = 0; i < 8; i++) {
+				this.makeImpl(true, i);
+				var lostPoint = QRUtil.getLostPoint(this);
+				if (i == 0 || minLostPoint > lostPoint) {
+					minLostPoint = lostPoint;
+					pattern = i;
+				}
+			}
+			return pattern;
+		},
+		createMovieClip: function(target_mc, instance_name, depth) {
+			var qr_mc = target_mc.createEmptyMovieClip(instance_name, depth);
+			var cs = 1;
+			this.make();
+			for (var row = 0; row < this.modules.length; row++) {
+				var y = row * cs;
+				for (var col = 0; col < this.modules[row].length; col++) {
+					var x = col * cs;
+					var dark = this.modules[row][col];
+					if (dark) {
+						qr_mc.beginFill(0, 100);
+						qr_mc.moveTo(x, y);
+						qr_mc.lineTo(x + cs, y);
+						qr_mc.lineTo(x + cs, y + cs);
+						qr_mc.lineTo(x, y + cs);
+						qr_mc.endFill();
+					}
+				}
+			}
+			return qr_mc;
+		},
+		setupTimingPattern: function() {
+			for (var r = 8; r < this.moduleCount - 8; r++) {
+				if (this.modules[r][6] != null) {
+					continue;
+				}
+				this.modules[r][6] = (r % 2 == 0);
+			}
+			for (var c = 8; c < this.moduleCount - 8; c++) {
+				if (this.modules[6][c] != null) {
+					continue;
+				}
+				this.modules[6][c] = (c % 2 == 0);
+			}
+		},
+		setupPositionAdjustPattern: function() {
+			var pos = QRUtil.getPatternPosition(this.typeNumber);
+			for (var i = 0; i < pos.length; i++) {
+				for (var j = 0; j < pos.length; j++) {
+					var row = pos[i];
+					var col = pos[j];
+					if (this.modules[row][col] != null) {
+						continue;
+					}
+					for (var r = -2; r <= 2; r++) {
+						for (var c = -2; c <= 2; c++) {
+							if (r == -2 || r == 2 || c == -2 || c == 2 || (r == 0 && c == 0)) {
+								this.modules[row + r][col + c] = true;
+							} else {
+								this.modules[row + r][col + c] = false;
+							}
+						}
+					}
+				}
+			}
+		},
+		setupTypeNumber: function(test) {
+			var bits = QRUtil.getBCHTypeNumber(this.typeNumber);
+			for (var i = 0; i < 18; i++) {
+				var mod = (!test && ((bits >> i) & 1) == 1);
+				this.modules[Math.floor(i / 3)][i % 3 + this.moduleCount - 8 - 3] = mod;
+			}
+			for (var i = 0; i < 18; i++) {
+				var mod = (!test && ((bits >> i) & 1) == 1);
+				this.modules[i % 3 + this.moduleCount - 8 - 3][Math.floor(i / 3)] = mod;
+			}
+		},
+		setupTypeInfo: function(test, maskPattern) {
+			var data = (this.errorCorrectLevel << 3) | maskPattern;
+			var bits = QRUtil.getBCHTypeInfo(data);
+			for (var i = 0; i < 15; i++) {
+				var mod = (!test && ((bits >> i) & 1) == 1);
+				if (i < 6) {
+					this.modules[i][8] = mod;
+				} else if (i < 8) {
+					this.modules[i + 1][8] = mod;
+				} else {
+					this.modules[this.moduleCount - 15 + i][8] = mod;
+				}
+			}
+			for (var i = 0; i < 15; i++) {
+				var mod = (!test && ((bits >> i) & 1) == 1);
+				if (i < 8) {
+					this.modules[8][this.moduleCount - i - 1] = mod;
+				} else if (i < 9) {
+					this.modules[8][15 - i - 1 + 1] = mod;
+				} else {
+					this.modules[8][15 - i - 1] = mod;
+				}
+			}
+			this.modules[this.moduleCount - 8][8] = (!test);
+		},
+		mapData: function(data, maskPattern) {
+			var inc = -1;
+			var row = this.moduleCount - 1;
+			var bitIndex = 7;
+			var byteIndex = 0;
+			for (var col = this.moduleCount - 1; col > 0; col -= 2) {
+				if (col == 6) col--;
+				while (true) {
+					for (var c = 0; c < 2; c++) {
+						if (this.modules[row][col - c] == null) {
+							var dark = false;
+							if (byteIndex < data.length) {
+								dark = (((data[byteIndex] >>> bitIndex) & 1) == 1);
+							}
+							var mask = QRUtil.getMask(maskPattern, row, col - c);
+							if (mask) {
+								dark = !dark;
+							}
+							this.modules[row][col - c] = dark;
+							bitIndex--;
+							if (bitIndex == -1) {
+								byteIndex++;
+								bitIndex = 7;
+							}
+						}
+					}
+					row += inc;
+					if (row < 0 || this.moduleCount <= row) {
+						row -= inc;
+						inc = -inc;
+						break;
+					}
+				}
+			}
+		}
+	};
+	QRCodeModel.PAD0 = 0xEC;
+	QRCodeModel.PAD1 = 0x11;
+	QRCodeModel.createData = function(typeNumber, errorCorrectLevel, dataList) {
+		var rsBlocks = QRRSBlock.getRSBlocks(typeNumber, errorCorrectLevel);
+		var buffer = new QRBitBuffer();
+		for (var i = 0; i < dataList.length; i++) {
+			var data = dataList[i];
+			buffer.put(data.mode, 4);
+			buffer.put(data.getLength(), QRUtil.getLengthInBits(data.mode, typeNumber));
+			data.write(buffer);
+		}
+		var totalDataCount = 0;
+		for (var i = 0; i < rsBlocks.length; i++) {
+			totalDataCount += rsBlocks[i].dataCount;
+		}
+		if (buffer.getLengthInBits() > totalDataCount * 8) {
+			throw new Error("code length overflow. (" +
+				buffer.getLengthInBits() +
+				">" +
+				totalDataCount * 8 +
+				")");
+		}
+		if (buffer.getLengthInBits() + 4 <= totalDataCount * 8) {
+			buffer.put(0, 4);
+		}
+		while (buffer.getLengthInBits() % 8 != 0) {
+			buffer.putBit(false);
+		}
+		while (true) {
+			if (buffer.getLengthInBits() >= totalDataCount * 8) {
+				break;
+			}
+			buffer.put(QRCodeModel.PAD0, 8);
+			if (buffer.getLengthInBits() >= totalDataCount * 8) {
+				break;
+			}
+			buffer.put(QRCodeModel.PAD1, 8);
+		}
+		return QRCodeModel.createBytes(buffer, rsBlocks);
+	};
+	QRCodeModel.createBytes = function(buffer, rsBlocks) {
+		var offset = 0;
+		var maxDcCount = 0;
+		var maxEcCount = 0;
+		var dcdata = new Array(rsBlocks.length);
+		var ecdata = new Array(rsBlocks.length);
+		for (var r = 0; r < rsBlocks.length; r++) {
+			var dcCount = rsBlocks[r].dataCount;
+			var ecCount = rsBlocks[r].totalCount - dcCount;
+			maxDcCount = Math.max(maxDcCount, dcCount);
+			maxEcCount = Math.max(maxEcCount, ecCount);
+			dcdata[r] = new Array(dcCount);
+			for (var i = 0; i < dcdata[r].length; i++) {
+				dcdata[r][i] = 0xff & buffer.buffer[i + offset];
+			}
+			offset += dcCount;
+			var rsPoly = QRUtil.getErrorCorrectPolynomial(ecCount);
+			var rawPoly = new QRPolynomial(dcdata[r], rsPoly.getLength() - 1);
+			var modPoly = rawPoly.mod(rsPoly);
+			ecdata[r] = new Array(rsPoly.getLength() - 1);
+			for (var i = 0; i < ecdata[r].length; i++) {
+				var modIndex = i + modPoly.getLength() - ecdata[r].length;
+				ecdata[r][i] = (modIndex >= 0) ? modPoly.get(modIndex) : 0;
+			}
+		}
+		var totalCodeCount = 0;
+		for (var i = 0; i < rsBlocks.length; i++) {
+			totalCodeCount += rsBlocks[i].totalCount;
+		}
+		var data = new Array(totalCodeCount);
+		var index = 0;
+		for (var i = 0; i < maxDcCount; i++) {
+			for (var r = 0; r < rsBlocks.length; r++) {
+				if (i < dcdata[r].length) {
+					data[index++] = dcdata[r][i];
+				}
+			}
+		}
+		for (var i = 0; i < maxEcCount; i++) {
+			for (var r = 0; r < rsBlocks.length; r++) {
+				if (i < ecdata[r].length) {
+					data[index++] = ecdata[r][i];
+				}
+			}
+		}
+		return data;
+	};
+	var QRMode = {
+		MODE_NUMBER: 1 << 0,
+		MODE_ALPHA_NUM: 1 << 1,
+		MODE_8BIT_BYTE: 1 << 2,
+		MODE_KANJI: 1 << 3
+	};
+	var QRErrorCorrectLevel = {
+		L: 1,
+		M: 0,
+		Q: 3,
+		H: 2
+	};
+	var QRMaskPattern = {
+		PATTERN000: 0,
+		PATTERN001: 1,
+		PATTERN010: 2,
+		PATTERN011: 3,
+		PATTERN100: 4,
+		PATTERN101: 5,
+		PATTERN110: 6,
+		PATTERN111: 7
+	};
+	var QRUtil = {
+		PATTERN_POSITION_TABLE: [
+			[],
+			[6, 18],
+			[6, 22],
+			[6, 26],
+			[6, 30],
+			[6, 34],
+			[6, 22, 38],
+			[6, 24, 42],
+			[6, 26, 46],
+			[6, 28, 50],
+			[6, 30, 54],
+			[6, 32, 58],
+			[6, 34, 62],
+			[6, 26, 46, 66],
+			[6, 26, 48, 70],
+			[6, 26, 50, 74],
+			[6, 30, 54, 78],
+			[6, 30, 56, 82],
+			[6, 30, 58, 86],
+			[6, 34, 62, 90],
+			[6, 28, 50, 72, 94],
+			[6, 26, 50, 74, 98],
+			[6, 30, 54, 78, 102],
+			[6, 28, 54, 80, 106],
+			[6, 32, 58, 84, 110],
+			[6, 30, 58, 86, 114],
+			[6, 34, 62, 90, 118],
+			[6, 26, 50, 74, 98, 122],
+			[6, 30, 54, 78, 102, 126],
+			[6, 26, 52, 78, 104, 130],
+			[6, 30, 56, 82, 108, 134],
+			[6, 34, 60, 86, 112, 138],
+			[6, 30, 58, 86, 114, 142],
+			[6, 34, 62, 90, 118, 146],
+			[6, 30, 54, 78, 102, 126, 150],
+			[6, 24, 50, 76, 102, 128, 154],
+			[6, 28, 54, 80, 106, 132, 158],
+			[6, 32, 58, 84, 110, 136, 162],
+			[6, 26, 54, 82, 110, 138, 166],
+			[6, 30, 58, 86, 114, 142, 170]
+		],
+		G15: (1 << 10) | (1 << 8) | (1 << 5) | (1 << 4) | (1 << 2) | (1 << 1) | (1 << 0),
+		G18: (1 << 12) | (1 << 11) | (1 << 10) | (1 << 9) | (1 << 8) | (1 << 5) | (1 << 2) | (1 << 0),
+		G15_MASK: (1 << 14) | (1 << 12) | (1 << 10) | (1 << 4) | (1 << 1),
+		getBCHTypeInfo: function(data) {
+			var d = data << 10;
+			while (QRUtil.getBCHDigit(d) - QRUtil.getBCHDigit(QRUtil.G15) >= 0) {
+				d ^= (QRUtil.G15 << (QRUtil.getBCHDigit(d) - QRUtil.getBCHDigit(QRUtil.G15)));
+			}
+			return ((data << 10) | d) ^ QRUtil.G15_MASK;
+		},
+		getBCHTypeNumber: function(data) {
+			var d = data << 12;
+			while (QRUtil.getBCHDigit(d) - QRUtil.getBCHDigit(QRUtil.G18) >= 0) {
+				d ^= (QRUtil.G18 << (QRUtil.getBCHDigit(d) - QRUtil.getBCHDigit(QRUtil.G18)));
+			}
+			return (data << 12) | d;
+		},
+		getBCHDigit: function(data) {
+			var digit = 0;
+			while (data != 0) {
+				digit++;
+				data >>>= 1;
+			}
+			return digit;
+		},
+		getPatternPosition: function(typeNumber) {
+			return QRUtil.PATTERN_POSITION_TABLE[typeNumber - 1];
+		},
+		getMask: function(maskPattern, i, j) {
+			switch (maskPattern) {
+				case QRMaskPattern.PATTERN000:
+					return (i + j) % 2 == 0;
+				case QRMaskPattern.PATTERN001:
+					return i % 2 == 0;
+				case QRMaskPattern.PATTERN010:
+					return j % 3 == 0;
+				case QRMaskPattern.PATTERN011:
+					return (i + j) % 3 == 0;
+				case QRMaskPattern.PATTERN100:
+					return (Math.floor(i / 2) + Math.floor(j / 3)) % 2 == 0;
+				case QRMaskPattern.PATTERN101:
+					return (i * j) % 2 + (i * j) % 3 == 0;
+				case QRMaskPattern.PATTERN110:
+					return ((i * j) % 2 + (i * j) % 3) % 2 == 0;
+				case QRMaskPattern.PATTERN111:
+					return ((i * j) % 3 + (i + j) % 2) % 2 == 0;
+				default:
+					throw new Error("bad maskPattern:" + maskPattern);
+			}
+		},
+		getErrorCorrectPolynomial: function(errorCorrectLength) {
+			var a = new QRPolynomial([1], 0);
+			for (var i = 0; i < errorCorrectLength; i++) {
+				a = a.multiply(new QRPolynomial([1, QRMath.gexp(i)], 0));
+			}
+			return a;
+		},
+		getLengthInBits: function(mode, type) {
+			if (1 <= type && type < 10) {
+				switch (mode) {
+					case QRMode.MODE_NUMBER:
+						return 10;
+					case QRMode.MODE_ALPHA_NUM:
+						return 9;
+					case QRMode.MODE_8BIT_BYTE:
+						return 8;
+					case QRMode.MODE_KANJI:
+						return 8;
+					default:
+						throw new Error("mode:" + mode);
+				}
+			} else if (type < 27) {
+				switch (mode) {
+					case QRMode.MODE_NUMBER:
+						return 12;
+					case QRMode.MODE_ALPHA_NUM:
+						return 11;
+					case QRMode.MODE_8BIT_BYTE:
+						return 16;
+					case QRMode.MODE_KANJI:
+						return 10;
+					default:
+						throw new Error("mode:" + mode);
+				}
+			} else if (type < 41) {
+				switch (mode) {
+					case QRMode.MODE_NUMBER:
+						return 14;
+					case QRMode.MODE_ALPHA_NUM:
+						return 13;
+					case QRMode.MODE_8BIT_BYTE:
+						return 16;
+					case QRMode.MODE_KANJI:
+						return 12;
+					default:
+						throw new Error("mode:" + mode);
+				}
+			} else {
+				throw new Error("type:" + type);
+			}
+		},
+		getLostPoint: function(qrCode) {
+			var moduleCount = qrCode.getModuleCount();
+			var lostPoint = 0;
+			for (var row = 0; row < moduleCount; row++) {
+				for (var col = 0; col < moduleCount; col++) {
+					var sameCount = 0;
+					var dark = qrCode.isDark(row, col);
+					for (var r = -1; r <= 1; r++) {
+						if (row + r < 0 || moduleCount <= row + r) {
+							continue;
+						}
+						for (var c = -1; c <= 1; c++) {
+							if (col + c < 0 || moduleCount <= col + c) {
+								continue;
+							}
+							if (r == 0 && c == 0) {
+								continue;
+							}
+							if (dark == qrCode.isDark(row + r, col + c)) {
+								sameCount++;
+							}
+						}
+					}
+					if (sameCount > 5) {
+						lostPoint += (3 + sameCount - 5);
+					}
+				}
+			}
+			for (var row = 0; row < moduleCount - 1; row++) {
+				for (var col = 0; col < moduleCount - 1; col++) {
+					var count = 0;
+					if (qrCode.isDark(row, col)) count++;
+					if (qrCode.isDark(row + 1, col)) count++;
+					if (qrCode.isDark(row, col + 1)) count++;
+					if (qrCode.isDark(row + 1, col + 1)) count++;
+					if (count == 0 || count == 4) {
+						lostPoint += 3;
+					}
+				}
+			}
+			for (var row = 0; row < moduleCount; row++) {
+				for (var col = 0; col < moduleCount - 6; col++) {
+					if (qrCode.isDark(row, col) && !qrCode.isDark(row, col + 1) && qrCode.isDark(row, col + 2) && qrCode.isDark(row, col + 3) && qrCode.isDark(row, col + 4) && !qrCode.isDark(row, col + 5) && qrCode.isDark(row, col + 6)) {
+						lostPoint += 40;
+					}
+				}
+			}
+			for (var col = 0; col < moduleCount; col++) {
+				for (var row = 0; row < moduleCount - 6; row++) {
+					if (qrCode.isDark(row, col) && !qrCode.isDark(row + 1, col) && qrCode.isDark(row + 2, col) && qrCode.isDark(row + 3, col) && qrCode.isDark(row + 4, col) && !qrCode.isDark(row + 5, col) && qrCode.isDark(row + 6, col)) {
+						lostPoint += 40;
+					}
+				}
+			}
+			var darkCount = 0;
+			for (var col = 0; col < moduleCount; col++) {
+				for (var row = 0; row < moduleCount; row++) {
+					if (qrCode.isDark(row, col)) {
+						darkCount++;
+					}
+				}
+			}
+			var ratio = Math.abs(100 * darkCount / moduleCount / moduleCount - 50) / 5;
+			lostPoint += ratio * 10;
+			return lostPoint;
+		}
+	};
+	var QRMath = {
+		glog: function(n) {
+			if (n < 1) {
+				throw new Error("glog(" + n + ")");
+			}
+			return QRMath.LOG_TABLE[n];
+		},
+		gexp: function(n) {
+			while (n < 0) {
+				n += 255;
+			}
+			while (n >= 256) {
+				n -= 255;
+			}
+			return QRMath.EXP_TABLE[n];
+		},
+		EXP_TABLE: new Array(256),
+		LOG_TABLE: new Array(256)
+	};
+	for (var i = 0; i < 8; i++) {
+		QRMath.EXP_TABLE[i] = 1 << i;
+	}
+	for (var i = 8; i < 256; i++) {
+		QRMath.EXP_TABLE[i] = QRMath.EXP_TABLE[i - 4] ^ QRMath.EXP_TABLE[i - 5] ^ QRMath.EXP_TABLE[i - 6] ^ QRMath.EXP_TABLE[i - 8];
+	}
+	for (var i = 0; i < 255; i++) {
+		QRMath.LOG_TABLE[QRMath.EXP_TABLE[i]] = i;
+	}
+	
+	function QRPolynomial(num, shift) {
+		if (num.length == undefined) {
+			throw new Error(num.length + "/" + shift);
+		}
+		var offset = 0;
+		while (offset < num.length && num[offset] == 0) {
+			offset++;
+		}
+		this.num = new Array(num.length - offset + shift);
+		for (var i = 0; i < num.length - offset; i++) {
+			this.num[i] = num[i + offset];
+		}
+	}
+	QRPolynomial.prototype = {
+		get: function(index) {
+			return this.num[index];
+		},
+		getLength: function() {
+			return this.num.length;
+		},
+		multiply: function(e) {
+			var num = new Array(this.getLength() + e.getLength() - 1);
+			for (var i = 0; i < this.getLength(); i++) {
+				for (var j = 0; j < e.getLength(); j++) {
+					num[i + j] ^= QRMath.gexp(QRMath.glog(this.get(i)) + QRMath.glog(e.get(j)));
+				}
+			}
+			return new QRPolynomial(num, 0);
+		},
+		mod: function(e) {
+			if (this.getLength() - e.getLength() < 0) {
+				return this;
+			}
+			var ratio = QRMath.glog(this.get(0)) - QRMath.glog(e.get(0));
+			var num = new Array(this.getLength());
+			for (var i = 0; i < this.getLength(); i++) {
+				num[i] = this.get(i);
+			}
+			for (var i = 0; i < e.getLength(); i++) {
+				num[i] ^= QRMath.gexp(QRMath.glog(e.get(i)) + ratio);
+			}
+			return new QRPolynomial(num, 0).mod(e);
+		}
+	};
+	
+	function QRRSBlock(totalCount, dataCount) {
+		this.totalCount = totalCount;
+		this.dataCount = dataCount;
+	}
+	QRRSBlock.RS_BLOCK_TABLE = [
+		[1, 26, 19],
+		[1, 26, 16],
+		[1, 26, 13],
+		[1, 26, 9],
+		[1, 44, 34],
+		[1, 44, 28],
+		[1, 44, 22],
+		[1, 44, 16],
+		[1, 70, 55],
+		[1, 70, 44],
+		[2, 35, 17],
+		[2, 35, 13],
+		[1, 100, 80],
+		[2, 50, 32],
+		[2, 50, 24],
+		[4, 25, 9],
+		[1, 134, 108],
+		[2, 67, 43],
+		[2, 33, 15, 2, 34, 16],
+		[2, 33, 11, 2, 34, 12],
+		[2, 86, 68],
+		[4, 43, 27],
+		[4, 43, 19],
+		[4, 43, 15],
+		[2, 98, 78],
+		[4, 49, 31],
+		[2, 32, 14, 4, 33, 15],
+		[4, 39, 13, 1, 40, 14],
+		[2, 121, 97],
+		[2, 60, 38, 2, 61, 39],
+		[4, 40, 18, 2, 41, 19],
+		[4, 40, 14, 2, 41, 15],
+		[2, 146, 116],
+		[3, 58, 36, 2, 59, 37],
+		[4, 36, 16, 4, 37, 17],
+		[4, 36, 12, 4, 37, 13],
+		[2, 86, 68, 2, 87, 69],
+		[4, 69, 43, 1, 70, 44],
+		[6, 43, 19, 2, 44, 20],
+		[6, 43, 15, 2, 44, 16],
+		[4, 101, 81],
+		[1, 80, 50, 4, 81, 51],
+		[4, 50, 22, 4, 51, 23],
+		[3, 36, 12, 8, 37, 13],
+		[2, 116, 92, 2, 117, 93],
+		[6, 58, 36, 2, 59, 37],
+		[4, 46, 20, 6, 47, 21],
+		[7, 42, 14, 4, 43, 15],
+		[4, 133, 107],
+		[8, 59, 37, 1, 60, 38],
+		[8, 44, 20, 4, 45, 21],
+		[12, 33, 11, 4, 34, 12],
+		[3, 145, 115, 1, 146, 116],
+		[4, 64, 40, 5, 65, 41],
+		[11, 36, 16, 5, 37, 17],
+		[11, 36, 12, 5, 37, 13],
+		[5, 109, 87, 1, 110, 88],
+		[5, 65, 41, 5, 66, 42],
+		[5, 54, 24, 7, 55, 25],
+		[11, 36, 12],
+		[5, 122, 98, 1, 123, 99],
+		[7, 73, 45, 3, 74, 46],
+		[15, 43, 19, 2, 44, 20],
+		[3, 45, 15, 13, 46, 16],
+		[1, 135, 107, 5, 136, 108],
+		[10, 74, 46, 1, 75, 47],
+		[1, 50, 22, 15, 51, 23],
+		[2, 42, 14, 17, 43, 15],
+		[5, 150, 120, 1, 151, 121],
+		[9, 69, 43, 4, 70, 44],
+		[17, 50, 22, 1, 51, 23],
+		[2, 42, 14, 19, 43, 15],
+		[3, 141, 113, 4, 142, 114],
+		[3, 70, 44, 11, 71, 45],
+		[17, 47, 21, 4, 48, 22],
+		[9, 39, 13, 16, 40, 14],
+		[3, 135, 107, 5, 136, 108],
+		[3, 67, 41, 13, 68, 42],
+		[15, 54, 24, 5, 55, 25],
+		[15, 43, 15, 10, 44, 16],
+		[4, 144, 116, 4, 145, 117],
+		[17, 68, 42],
+		[17, 50, 22, 6, 51, 23],
+		[19, 46, 16, 6, 47, 17],
+		[2, 139, 111, 7, 140, 112],
+		[17, 74, 46],
+		[7, 54, 24, 16, 55, 25],
+		[34, 37, 13],
+		[4, 151, 121, 5, 152, 122],
+		[4, 75, 47, 14, 76, 48],
+		[11, 54, 24, 14, 55, 25],
+		[16, 45, 15, 14, 46, 16],
+		[6, 147, 117, 4, 148, 118],
+		[6, 73, 45, 14, 74, 46],
+		[11, 54, 24, 16, 55, 25],
+		[30, 46, 16, 2, 47, 17],
+		[8, 132, 106, 4, 133, 107],
+		[8, 75, 47, 13, 76, 48],
+		[7, 54, 24, 22, 55, 25],
+		[22, 45, 15, 13, 46, 16],
+		[10, 142, 114, 2, 143, 115],
+		[19, 74, 46, 4, 75, 47],
+		[28, 50, 22, 6, 51, 23],
+		[33, 46, 16, 4, 47, 17],
+		[8, 152, 122, 4, 153, 123],
+		[22, 73, 45, 3, 74, 46],
+		[8, 53, 23, 26, 54, 24],
+		[12, 45, 15, 28, 46, 16],
+		[3, 147, 117, 10, 148, 118],
+		[3, 73, 45, 23, 74, 46],
+		[4, 54, 24, 31, 55, 25],
+		[11, 45, 15, 31, 46, 16],
+		[7, 146, 116, 7, 147, 117],
+		[21, 73, 45, 7, 74, 46],
+		[1, 53, 23, 37, 54, 24],
+		[19, 45, 15, 26, 46, 16],
+		[5, 145, 115, 10, 146, 116],
+		[19, 75, 47, 10, 76, 48],
+		[15, 54, 24, 25, 55, 25],
+		[23, 45, 15, 25, 46, 16],
+		[13, 145, 115, 3, 146, 116],
+		[2, 74, 46, 29, 75, 47],
+		[42, 54, 24, 1, 55, 25],
+		[23, 45, 15, 28, 46, 16],
+		[17, 145, 115],
+		[10, 74, 46, 23, 75, 47],
+		[10, 54, 24, 35, 55, 25],
+		[19, 45, 15, 35, 46, 16],
+		[17, 145, 115, 1, 146, 116],
+		[14, 74, 46, 21, 75, 47],
+		[29, 54, 24, 19, 55, 25],
+		[11, 45, 15, 46, 46, 16],
+		[13, 145, 115, 6, 146, 116],
+		[14, 74, 46, 23, 75, 47],
+		[44, 54, 24, 7, 55, 25],
+		[59, 46, 16, 1, 47, 17],
+		[12, 151, 121, 7, 152, 122],
+		[12, 75, 47, 26, 76, 48],
+		[39, 54, 24, 14, 55, 25],
+		[22, 45, 15, 41, 46, 16],
+		[6, 151, 121, 14, 152, 122],
+		[6, 75, 47, 34, 76, 48],
+		[46, 54, 24, 10, 55, 25],
+		[2, 45, 15, 64, 46, 16],
+		[17, 152, 122, 4, 153, 123],
+		[29, 74, 46, 14, 75, 47],
+		[49, 54, 24, 10, 55, 25],
+		[24, 45, 15, 46, 46, 16],
+		[4, 152, 122, 18, 153, 123],
+		[13, 74, 46, 32, 75, 47],
+		[48, 54, 24, 14, 55, 25],
+		[42, 45, 15, 32, 46, 16],
+		[20, 147, 117, 4, 148, 118],
+		[40, 75, 47, 7, 76, 48],
+		[43, 54, 24, 22, 55, 25],
+		[10, 45, 15, 67, 46, 16],
+		[19, 148, 118, 6, 149, 119],
+		[18, 75, 47, 31, 76, 48],
+		[34, 54, 24, 34, 55, 25],
+		[20, 45, 15, 61, 46, 16]
+	];
+	QRRSBlock.getRSBlocks = function(typeNumber, errorCorrectLevel) {
+		var rsBlock = QRRSBlock.getRsBlockTable(typeNumber, errorCorrectLevel);
+		if (rsBlock == undefined) {
+			throw new Error("bad rs block @ typeNumber:" + typeNumber + "/errorCorrectLevel:" + errorCorrectLevel);
+		}
+		var length = rsBlock.length / 3;
+		var list = [];
+		for (var i = 0; i < length; i++) {
+			var count = rsBlock[i * 3 + 0];
+			var totalCount = rsBlock[i * 3 + 1];
+			var dataCount = rsBlock[i * 3 + 2];
+			for (var j = 0; j < count; j++) {
+				list.push(new QRRSBlock(totalCount, dataCount));
+			}
+		}
+		return list;
+	};
+	QRRSBlock.getRsBlockTable = function(typeNumber, errorCorrectLevel) {
+		switch (errorCorrectLevel) {
+			case QRErrorCorrectLevel.L:
+				return QRRSBlock.RS_BLOCK_TABLE[(typeNumber - 1) * 4 + 0];
+			case QRErrorCorrectLevel.M:
+				return QRRSBlock.RS_BLOCK_TABLE[(typeNumber - 1) * 4 + 1];
+			case QRErrorCorrectLevel.Q:
+				return QRRSBlock.RS_BLOCK_TABLE[(typeNumber - 1) * 4 + 2];
+			case QRErrorCorrectLevel.H:
+				return QRRSBlock.RS_BLOCK_TABLE[(typeNumber - 1) * 4 + 3];
+			default:
+				return undefined;
+		}
+	};
+	
+	function QRBitBuffer() {
+		this.buffer = [];
+		this.length = 0;
+	}
+	QRBitBuffer.prototype = {
+		get: function(index) {
+			var bufIndex = Math.floor(index / 8);
+			return ((this.buffer[bufIndex] >>> (7 - index % 8)) & 1) == 1;
+		},
+		put: function(num, length) {
+			for (var i = 0; i < length; i++) {
+				this.putBit(((num >>> (length - i - 1)) & 1) == 1);
+			}
+		},
+		getLengthInBits: function() {
+			return this.length;
+		},
+		putBit: function(bit) {
+			var bufIndex = Math.floor(this.length / 8);
+			if (this.buffer.length <= bufIndex) {
+				this.buffer.push(0);
+			}
+			if (bit) {
+				this.buffer[bufIndex] |= (0x80 >>> (this.length % 8));
+			}
+			this.length++;
+		}
+	};
+	var QRCodeLimitLength = [
+		[17, 14, 11, 7],
+		[32, 26, 20, 14],
+		[53, 42, 32, 24],
+		[78, 62, 46, 34],
+		[106, 84, 60, 44],
+		[134, 106, 74, 58],
+		[154, 122, 86, 64],
+		[192, 152, 108, 84],
+		[230, 180, 130, 98],
+		[271, 213, 151, 119],
+		[321, 251, 177, 137],
+		[367, 287, 203, 155],
+		[425, 331, 241, 177],
+		[458, 362, 258, 194],
+		[520, 412, 292, 220],
+		[586, 450, 322, 250],
+		[644, 504, 364, 280],
+		[718, 560, 394, 310],
+		[792, 624, 442, 338],
+		[858, 666, 482, 382],
+		[929, 711, 509, 403],
+		[1003, 779, 565, 439],
+		[1091, 857, 611, 461],
+		[1171, 911, 661, 511],
+		[1273, 997, 715, 535],
+		[1367, 1059, 751, 593],
+		[1465, 1125, 805, 625],
+		[1528, 1190, 868, 658],
+		[1628, 1264, 908, 698],
+		[1732, 1370, 982, 742],
+		[1840, 1452, 1030, 790],
+		[1952, 1538, 1112, 842],
+		[2068, 1628, 1168, 898],
+		[2188, 1722, 1228, 958],
+		[2303, 1809, 1283, 983],
+		[2431, 1911, 1351, 1051],
+		[2563, 1989, 1423, 1093],
+		[2699, 2099, 1499, 1139],
+		[2809, 2213, 1579, 1219],
+		[2953, 2331, 1663, 1273]
+	];
 	function _isSupportCanvas() {
 		return typeof CanvasRenderingContext2D != "undefined";
 	}
@@ -389,12 +1179,33 @@ var QRCode;
 			
 			for (var row = 0; row < nCount; row++) {
 				for (var col = 0; col < nCount; col++) {
+
+					const [pattern, type] = QRCode.prototype.isPattern(col, row, nCount);
+
 					var bIsDark = oQRCode.isDark(row, col);
 					var nLeft = col * nWidth;
 					var nTop = row * nHeight;
-					_oContext.strokeStyle = bIsDark ? _htOption.colorDark : _htOption.colorLight;
+					if(pattern){
+						if(type == 1){
+							_oContext.strokeStyle = _htOption.externalPattern;
+							_oContext.fillStyle = _htOption.externalPattern;
+
+						}else if(type == 2){
+							_oContext.strokeStyle = _htOption.internalPattern;
+							_oContext.fillStyle = _htOption.internalPattern;
+
+						}else{
+							_oContext.strokeStyle = "#FFF";
+							_oContext.fillStyle = "#FFF";
+						}
+
+					}else{
+						_oContext.strokeStyle = bIsDark ? _htOption.colorDark : _htOption.colorLight;
+						_oContext.fillStyle = bIsDark ? _htOption.colorDark : _htOption.colorLight;	
+					}
+					
 					_oContext.lineWidth = 1;
-					_oContext.fillStyle = bIsDark ? _htOption.colorDark : _htOption.colorLight;					
+									
 					_oContext.fillRect(nLeft, nTop, nWidth, nHeight);
 					
 					// 안티 앨리어싱 방지 처리
@@ -530,6 +1341,8 @@ var QRCode;
 	 * @param {Number} [vOption.height=256]
 	 * @param {String} [vOption.colorDark="#000000"]
 	 * @param {String} [vOption.colorLight="#ffffff"]
+	 * @param {String} [vOption.internalPattern="#000000"]
+	 * @param {String} [vOption.externalPattern="#000000"]
 	 * @param {QRCode.CorrectLevel} [vOption.correctLevel=QRCode.CorrectLevel.H] [L|M|Q|H] 
 	 */
 	QRCode = function (el, vOption) {
@@ -539,6 +1352,8 @@ var QRCode;
 			typeNumber : 4,
 			colorDark : "#000000",
 			colorLight : "#ffffff",
+			internalPattern : "#000000",
+			externalPattern : "#000000",
 			correctLevel : QRErrorCorrectLevel.H
 		};
 		
@@ -573,6 +1388,34 @@ var QRCode;
 		}
 	};
 	
+	QRCode.patternModel =[
+	[1,1,1,1,1,1,1],
+	[1,0,0,0,0,0,1], 
+	[1,0,2,2,2,0,1],
+	[1,0,2,2,2,0,1],
+	[1,0,2,2,2,0,1],
+	[1,0,0,0,0,0,1],
+	[1,1,1,1,1,1,1]]
+	;
+	
+	QRCode.prototype.isPattern = function (col, row, size) {
+
+		if((row >= 0 && row <= 6) && (col >= 0 && col <= 6)){
+			return [true, QRCode.patternModel[row][col]];
+		}
+
+		if((row >= (size - 7) && row < size) && (col >= 0 && col <= 6)){
+			return [true, QRCode.patternModel[ row - (size - 7)][col]];
+		}
+
+		if((row >= 0 && row <= 6) && (col >= (size - 7) && col < size)){
+			return [true, QRCode.patternModel[row][col - (size - 7)]];
+		}
+
+		return [false, 0];
+	};
+
+
 	/**
 	 * Make the QRCode
 	 * 
@@ -580,6 +1423,7 @@ var QRCode;
 	 */
 	QRCode.prototype.makeCode = function (sText) {
 		this._oQRCode = new QRCodeModel(_getTypeNumber(sText, this._htOption.correctLevel), this._htOption.correctLevel);
+		console.log(this._oQRCode);
 		this._oQRCode.addData(sText);
 		this._oQRCode.make();
 		this._el.title = sText;