From b00e63b6226a5a9bddc6e1235f53234d76798947 Mon Sep 17 00:00:00 2001
From: calzoneman <calzoneman@gmail.com>
Date: Sun, 12 May 2013 20:46:28 -0400
Subject: [PATCH] Fix #119

---
 www/index.html | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/www/index.html b/www/index.html
index 48b2cc78..c63de15e 100644
--- a/www/index.html
+++ b/www/index.html
@@ -162,6 +162,10 @@
         }
         $("#channel").keydown(function(ev) {
             if(ev.keyCode == 13) {
+                if(!$("#channel").val().match(/^[a-zA-Z0-9-_]+$/)) {
+                    alert("Invalid channel names.  Channel names may contain alphanumeric characters, underscores, and hyphens");
+                    return;
+                }
                 document.location = host + "/r/" + $("#channel").val();
             }
         });