diff --git a/source/web/scripts/office/my_tasks.js b/source/web/scripts/office/my_tasks.js
index d63d896d86..623a27dffd 100644
--- a/source/web/scripts/office/my_tasks.js
+++ b/source/web/scripts/office/my_tasks.js
@@ -169,7 +169,8 @@ var OfficeMyTasks =
             if (successMessage != "")
             {
                var json = "{\"statusString\":\"" + successMessage + "\",\"statusCode\":true}";
-               href += "&st=" + encodeURI(json);
+               href += (href.indexOf("?") == -1) ? "?" : "&";
+               href += "st=" + encodeURI(json);
             }
             window.location.href = href;
          },
@@ -216,7 +217,8 @@ var OfficeMyTasks =
             // Optionally add a status string
             if (textResponse != "")
             {
-               href += "&st=" + encodeURI(textResponse);
+               href += (href.indexOf("?") == -1) ? "?" : "&";
+               href += "st=" + encodeURI(textResponse);
             }
             window.location.href = href;
          }
diff --git a/source/web/scripts/office/navigation.js b/source/web/scripts/office/navigation.js
index 6b6b655757..c436725bda 100644
--- a/source/web/scripts/office/navigation.js
+++ b/source/web/scripts/office/navigation.js
@@ -183,7 +183,8 @@ var OfficeNavigation =
             // Optionally add a status string
             if (textResponse != "")
             {
-               href += "&st=" + encodeURI(textResponse);
+               href += (href.indexOf("?") == -1) ? "?" : "&";
+               href += "st=" + encodeURI(textResponse);
             }
             window.location.href = href;
          }
diff --git a/source/web/scripts/office/office_addin.js b/source/web/scripts/office/office_addin.js
index ad43994ebc..9cf067b920 100644
--- a/source/web/scripts/office/office_addin.js
+++ b/source/web/scripts/office/office_addin.js
@@ -112,7 +112,8 @@ var OfficeAddin =
             // Optionally add a status string
             if (textResponse != "")
             {
-               href += "&st=" + encodeURI(textResponse);
+               href += (href.indexOf("?") == -1) ? "?" : "&";
+               href += "st=" + encodeURI(textResponse);
             }
             window.location.href = href;
          }