go.talks/present: add class names to playground buttons
R=dsymonds
CC=golang-dev
https://golang.org/cl/7465043
diff --git a/present/js/play.js b/present/js/play.js
index b215d3c..d4540dc 100644
--- a/present/js/play.js
+++ b/present/js/play.js
@@ -57,14 +57,18 @@
var run = document.createElement('button');
run.innerHTML = 'Run';
+ run.className = 'run';
run.addEventListener("click", onRun, false);
var run2 = document.createElement('button');
+ run2.className = 'run';
run2.innerHTML = 'Run';
run2.addEventListener("click", onRun, false);
var kill = document.createElement('button');
+ kill.className = 'kill';
kill.innerHTML = 'Kill';
kill.addEventListener("click", onKill, false);
var close = document.createElement('button');
+ close.className = 'close';
close.innerHTML = 'Close';
close.addEventListener("click", onClose, false);