Slighlty increase minimum browser requirements

git-svn-id: https://svn.roundcube.net/trunk@5903 208e9e7b-5314-0410-a742-e7e81cd9613c

1 files changed, 1 insertions, 1 deletions

diff --git a/roundcubemail/program/js/app.js b/roundcubemail/program/js/app.js
index ad0cc9096..943136ee3 100644
--- a/roundcubemail/program/js/app.js
+++ b/roundcubemail/program/js/app.js
@@ -136,7 +136,7 @@ function rcube_webmail()
     this.task = this.env.task;
 
     // check browser
-    if (!bw.dom || !bw.xmlhttp_test()) {
+    if (!bw.dom || !bw.xmlhttp_test() || (bw.mz && bw.vendver < 1.9)) {
       this.goto_url('error', '_code=0x199');
       return;
     }