diff --git a/client/jsFiles/SEAWebClientCommunication.js b/client/jsFiles/SEAWebClientCommunication.js
index 641b985..27f8f31 100644
--- a/client/jsFiles/SEAWebClientCommunication.js
+++ b/client/jsFiles/SEAWebClientCommunication.js
@@ -247,9 +247,10 @@ function updateValues(message, src) {
 function reqJSON(s, url, successHandler, errorHandler) {
     var xhr = typeof XMLHttpRequest != 'undefined' ? new XMLHttpRequest()
             : new ActiveXObject('Microsoft.XMLHTTP');
+    url = encodeURI(url);
     if (debugCommunication) {
-        console.log("%cto server (reqJSON): " + url,
-                "color:white;background:lightgreen");
+        console.log("%cto server (reqJSON): %s",
+                "color:white;background:lightgreen", url);
     }
     xhr.open('get', url, true);
     xhr.onreadystatechange = function() {
@@ -273,9 +274,10 @@ function reqJSON(s, url, successHandler, errorHandler) {
 function reqJSONPOST(s, url, parameters, successHandler, errorHandler) {
     var xhr = typeof XMLHttpRequest != 'undefined' ? new XMLHttpRequest()
             : new ActiveXObject('Microsoft.XMLHTTP');
+    url = encodeURI(url);
     if (debugCommunication) {
-        console.log("%cto server (reqJSON): " + url,
-                "color:white;background:lightgreen");
+        console.log("%cto server (reqJSON): %s",
+                "color:white;background:lightgreen", url);
     }
     xhr.open('post', url, true);
     xhr.setRequestHeader("Content-type", "application/x-www-form-urlencoded");