diff --git a/canvasblocker.xpi b/canvasblocker.xpi
index a005165..342772c 100644
Binary files a/canvasblocker.xpi and b/canvasblocker.xpi differ
diff --git a/data/inject.js b/data/inject.js
index dd09aec..da3599a 100644
--- a/data/inject.js
+++ b/data/inject.js
@@ -37,6 +37,10 @@
 						var oldBorder = this.style.border;
 						this.style.border = "2px dashed red";
 						var confirmText = "askForPermission";
+						// try {throw new Error();}
+						// catch (e){
+							// console.log(e.stack.split(/\s*(?:-?>|@)\s*/));
+						// }
 						var allow = confirm(confirmText);
 						this.style.border = oldBorder;
 						if (allow){
diff --git a/lib/main.js b/lib/main.js
index c985a74..23201fb 100644
--- a/lib/main.js
+++ b/lib/main.js
@@ -55,7 +55,7 @@
 	updateWhiteList();
 	preferences.on("whiteList", function(){
 		updateWhiteList();
-		workers.forEach(checkWorker);
+		// workers.forEach(checkWorker);
 	});
 
 	var blackList;
@@ -65,23 +65,24 @@
 	updateBlackList();
 	preferences.on("blackList", function(){
 		updateBlackList();
-		workers.forEach(checkWorker);
+		// workers.forEach(checkWorker);
 	});
 	
 	
-	preferences.on("blockMode", function(){
-		workers.forEach(checkWorker);
-	});preferences.on("allowPDFCanvas", function(){
-		workers.forEach(checkWorker);
-	});
+	// preferences.on("blockMode", function(){
+		// workers.forEach(checkWorker);
+	// });
+	// preferences.on("allowPDFCanvas", function(){
+		// workers.forEach(checkWorker);
+	// });
 
-	var workers = [];
-	function detachWorker(worker, workerArray) {
-		var index = workerArray.indexOf(worker);
-		if (index != -1){
-			workerArray.splice(index, 1);
-		}
-	}
+	// var workers = [];
+	// function detachWorker(worker, workerArray) {
+		// var index = workerArray.indexOf(worker);
+		// if (index !== -1){
+			// workerArray.splice(index, 1);
+		// }
+	// }
 	function checkWorker(worker){
 		var url = new URL(worker.url);
 		switch (prefs.blockMode){
@@ -141,10 +142,10 @@
 		contentScriptFile: self.data.url("inject.js"),
 		onAttach: function(worker){
 			
-			workers.push(worker);
-			worker.on("detach", function(){
-				detachWorker(this, workers);
-			});
+			// workers.push(worker);
+			// worker.on("detach", function(){
+				// detachWorker(this, workers);
+			// });
 			worker.port.on("isPDF", function(blocking){
 				if (prefs.allowPDFCanvas){
 					worker.port.emit("unblock");