In rstr2binb and byteArray2binb, comment out console.log (from websocket branch).
diff --git a/js/securityLib/sha256.js b/js/securityLib/sha256.js
index 45f3cb3..00ea8af 100644
--- a/js/securityLib/sha256.js
+++ b/js/securityLib/sha256.js
@@ -250,7 +250,7 @@
  */

 function rstr2binb(input)

 {

-  console.log('Raw string comming is '+input);

+  //console.log('Raw string comming is '+input);

   var output = Array(input.length >> 2);

   for(var i = 0; i < output.length; i++)

     output[i] = 0;

@@ -266,7 +266,7 @@
  * @return the array of big-endian words

  */

 function byteArray2binb(input){

-	console.log("Byte array coming is " + input);

+	//console.log("Byte array coming is " + input);

 	var output = Array(input.length >> 2);

 	  for(var i = 0; i < output.length; i++)

 	    output[i] = 0;