check to see if the content frame exists before loading a contact

1 files changed, 1 insertions, 1 deletions

diff --git a/program/js/app.js b/program/js/app.js
index 31544abf0..984dddf14 100644
--- a/program/js/app.js
+++ b/program/js/app.js
@@ -4704,7 +4704,7 @@ function rcube_webmail()
       source = this.env.source ? this.env.address_sources[this.env.source] : null;
 
     // we don't have dblclick handler here, so use 200 instead of this.dblclick_time
-    if (id = list.get_single_selection())
+    if (this.env.contentframe && (id = list.get_single_selection()))
       this.preview_timer = setTimeout(function(){ ref.load_contact(id, 'show'); }, 200);
     else if (this.env.contentframe)
       this.show_contentframe(false);