diff -r c92358daee56 -r e4e21d2fcbe7 2048.html
--- a/2048.html Thu Sep 11 03:44:11 2014 +0300
+++ b/2048.html Thu Sep 11 18:12:24 2014 +0300
@@ -441,6 +441,8 @@
document.body.addEventListener("keydown", function(event) {
if (document.activeElement.value)
return;
+ if (event.altKey || event.ctrlKey || event.shiftKey || event.metaKey)
+ return;
var key = event.keyCode || event.which;
var keyMoves = {38: "up", 40: "down", 37: "left", 39: "right"};
if (key in keyMoves) {