Added test for getBlobUrl() and fixed a spurious compile bug.

README.md

@@ -10,6 +10,7 @@ Useful when packing all your application images/sound/json/etc. data in a standa
 
 As of September 2015 this includes Chrome>=20, Firefox>=13, IE>=10, Opera>=12.10 and Safari>=8. 
 [Web Worker transferable objects](https://developer.mozilla.org/en-US/docs/Web/API/Worker/postMessage) are used when available, increasing speed greatly. This is supported in Chrome>=21, Firefox>=18, Opera>=15 and Safari.
+**Web Workers are not implemented in Node.js, so js-untar is not Node-compatible. Use a Node-compatible library such as [tar-stream](https://www.npmjs.com/package/tar-stream).**
 
 ## Installation
 ### NPM
@@ -36,7 +37,9 @@ The extraction is done in a [Web Worker](https://developer.mozilla.org/en-US/doc
 	.then(function(extractedFiles) {
 		... // Do something with all extracted files.
 	});
+
 	// or
+
 	untar(sourceBuffer).then(
 		function(extractedFiles) { // onSuccess
 			... // Do something with all extracted files.
@@ -66,7 +69,7 @@ The returned file object(s) has the following properties. Most of these are expl
 * blob A [Blob](https://developer.mozilla.org/en-US/docs/Web/API/Blob) object with the contents of the file.
 * getBlobUrl() 
   A unique [ObjectUrl](https://developer.mozilla.org/en-US/docs/Web/API/URL/createObjectURL) to the data can be retrieved with this method for easy usage of extracted data in <img> tags etc.
-  			document.getElementById("targetImageElement").src = file.getObjectUrl();
+  			document.getElementById("targetImageElement").src = file.getBlobUrl();
 * readAsString()
 	Parse the file contents as a UTF-8 string.
 * readAsJSON()

build/dev/untar-worker.js

@@ -24,7 +24,7 @@ UntarWorker.prototype = {
 	},
 
 	postLog: function(level, msg) {
- 		console.info("postLog");
+ 		//console.info("postLog");
  		this.postMessage({ type: "log", data: { level: level, msg: msg }});
 	},
 
@@ -44,7 +44,7 @@ UntarWorker.prototype = {
 	},
 
 	postMessage: function(msg, transfers) {
- 		console.info("postMessage(" + msg + ", " + JSON.stringify(transfers) + ")");
+ 		//console.info("postMessage(" + msg + ", " + JSON.stringify(transfers) + ")");
 		self.postMessage(msg, transfers);
 	}
 };