--- a/Platforms/Wasm/WasmWebService.js	Thu Jan 31 19:23:12 2019 +0100
+++ b/Platforms/Wasm/WasmWebService.js	Tue Feb 26 21:15:20 2019 +0100
@@ -24,10 +24,10 @@
           // TODO - Is "new Uint8Array()" necessary? This copies the
           // answer to the WebAssembly stack, hence necessitating
           // increasing the TOTAL_STACK parameter of Emscripten
-          WasmWebService_NotifySuccess(callableSuccess, url_, new Uint8Array(this.response),
+          window.WasmWebService_NotifySuccess(callableSuccess, url_, new Uint8Array(this.response),
                                        this.response.byteLength, headers, payload);
         } else {
-          WasmWebService_NotifyError(callableFailure, url_, payload);
+          window.WasmWebService_NotifyError(callableFailure, url_, payload);
         }
       }
     }