Fixed formatting.

src/script.js

@@ -291,7 +291,7 @@
    * Extract bitcoin addresses from an output script
    */
   Script.prototype.extractAddresses = function (addresses)
-{	
+  { 
     switch (this.getOutType()) {
     case 'Address':
       addresses.push(new Address(this.chunks[2]));
@@ -307,7 +307,7 @@
     default:
       throw new Error("Encountered non-standard scriptPubKey");
     }
-};
+  };
 
   /**
    * Create an m-of-n output script
@@ -327,7 +327,7 @@
     script.writeOp(OP_CHECKMULTISIG);
 
     return script;
-  }
+  };
 
   /**
    * Create a standard payToPubKeyHash input.