From c5deea9a782602989c0c5a9004e53f617cc642d8 Mon Sep 17 00:00:00 2001
From: Peter Wu <peter@lekensteyn.nl>
Date: Tue, 20 May 2014 23:45:17 +0200
Subject: Define ticks if button is not used

The tick function tries to increment this value.
---
 bubble.js | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/bubble.js b/bubble.js
index 6b735b3..fd59b32 100644
--- a/bubble.js
+++ b/bubble.js
@@ -399,9 +399,10 @@ function run() {
 
 // initialize SVG element and force
 initSvg();
+
+// Set PROFILE=1 to enable profiling when using the button.
+var ticks = 0, PROFILE = 1;
 if (/no-auto/.test(location.search)) {
-    var ticks = 0;
-    var PROFILE = 1;
     // advanced stuff here: profiling!
     d3.select('body').append('button')
         .style('position', 'absolute')
-- 
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