diff --git a/js/tools/build/ndn-js.js b/js/tools/build/ndn-js.js
index e7304c3..caf55eb 100644
--- a/js/tools/build/ndn-js.js
+++ b/js/tools/build/ndn-js.js
@@ -260,7 +260,7 @@
 NDN.prototype.registerPrefix=function(a,b){if(this.readyStatus!=NDN.OPENED)return console.log("Connection is not established."),-1;if(null==this.ccndid)return console.log("ccnd node ID unkonwn. Cannot register prefix."),-1;var c=new ForwardingEntry("selfreg",a,null,null,3,2147483647),c=encodeForwardingEntry(c),d=new SignedInfo;d.setFields();c=new ContentObject(new Name,d,c,new Signature);c.sign();c=encodeToBinaryContentObject(c);c=new Name(["ccnx",this.ccndid,"selfreg",c]);c=new Interest(c);c.scope=
 1;3<LOG&&console.log("Send Interest registration packet.");d=new CSEntry(a.getName(),b);NDN.CSTable.push(d);this.transport.send(encodeToBinaryInterest(c));return 0};
 NDN.prototype.onReceivedElement=function(a){3<LOG&&console.log("Complete element received. Length "+a.length+". Start decoding.");var b=new BinaryXMLDecoder(a);if(b.peekStartElement(CCNProtocolDTags.Interest))3<LOG&&console.log("Interest packet received."),a=new Interest,a.from_ccnb(b),3<LOG&&console.log(a),b=escape(a.name.getName()),3<LOG&&console.log(b),b=getEntryForRegisteredPrefix(b),null!=b&&(a=new UpcallInfo(this,a,0,null),b.closure.upcall(Closure.UPCALL_INTEREST,a)==Closure.RESULT_INTEREST_CONSUMED&&
-null!=a.contentObject&&this.transport.send(encodeToBinaryContentObject(a.contentObject)));else if(b.peekStartElement(CCNProtocolDTags.ContentObject))if(3<LOG&&console.log("ContentObject packet received."),a=new ContentObject,a.from_ccnb(b),null==this.ccndid&&NDN.ccndIdFetcher.match(a.name))!a.signedInfo||!a.signedInfo.publisher||!a.signedInfo.publisher.publisherPublicKeyDigest?(console.log("Cannot contact router, close NDN now."),this.readyStatus=NDN.CLOSED,this.onclose()):(console.log("Connected to ccnd."),
+null!=a.contentObject&&this.transport.send(encodeToBinaryContentObject(a.contentObject)));else if(b.peekStartElement(CCNProtocolDTags.ContentObject))if(3<LOG&&console.log("ContentObject packet received."),a=new ContentObject,a.from_ccnb(b),null==this.ccndid&&NDN.ccndIdFetcher.match(a.name))!a.signedInfo||!a.signedInfo.publisher||!a.signedInfo.publisher.publisherPublicKeyDigest?(console.log("Cannot contact router, close NDN now."),this.readyStatus=NDN.CLOSED,this.onclose()):(3<LOG&&console.log("Connected to ccnd."),
 this.ccndid=a.signedInfo.publisher.publisherPublicKeyDigest,3<LOG&&console.log(ndn.ccndid),this.readyStatus=NDN.OPENED,this.onopen());else{var c=NDN.getEntryForExpressedInterest(a.name);if(null!=c)if(b=NDN.PITTable.indexOf(c),0<=b&&NDN.PITTable.splice(b,1),b=c.closure,clearTimeout(c.timerID),!1==this.verify)b.upcall(Closure.UPCALL_CONTENT_UNVERIFIED,new UpcallInfo(this,null,0,a));else{var d=function(a,b,c,d,e){this.contentObject=a;this.closure=b;this.keyName=c;this.sigHex=d;this.witness=e;Closure.call(this)},
 e=this;d.prototype.upcall=function(a,b){if(a==Closure.UPCALL_INTEREST_TIMED_OUT)console.log("In KeyFetchClosure.upcall: interest time out."),console.log(this.keyName.contentName.getName());else if(a==Closure.UPCALL_CONTENT){var c=decodeSubjectPublicKeyInfo(b.contentObject.content),d=!0==c.verifyByteArray(this.contentObject.rawSignatureData,this.witness,this.sigHex)?Closure.UPCALL_CONTENT:Closure.UPCALL_CONTENT_BAD;this.closure.upcall(d,new UpcallInfo(e,null,0,this.contentObject));c=new KeyStoreEntry(g.keyName,
 c,(new Date).getTime());NDN.addKeyEntry(c)}else a==Closure.UPCALL_CONTENT_BAD&&console.log("In KeyFetchClosure.upcall: signature verification failed")};if(a.signedInfo&&a.signedInfo.locator&&a.signature){3<LOG&&console.log("Key verification...");var c=DataUtils.toHex(a.signature.signature).toLowerCase(),f=null;null!=a.signature.Witness&&(f=new Witness,f.decode(a.signature.Witness));var g=a.signedInfo.locator;if(g.type==KeyLocatorType.KEYNAME)if(3<LOG&&console.log("KeyLocator contains KEYNAME"),g.keyName.contentName.match(a.name))3<