adding 502 error

games/pacman404/js/controls.js

@@ -0,0 +1,21 @@
+// Handle keyboard controls
+var keysDown = {};
+
+var KEY_UP =38, KEY_DOWN =40, KEY_LEFT =37, KEY_RIGHT =39;
+
+addEventListener("keydown", function (e) {
+	keysDown[e.keyCode] = true;
+}, false);
+
+addEventListener("keyup", function (e) {
+	delete keysDown[e.keyCode];
+}, false);
+
+
+//Called from update.js
+var controls = function(modifier){
+  if (KEY_LEFT in keysDown && !isCollidingBlocks(player, LEFT, p(-5,0)))  player.direction = LEFT;
+  if (KEY_RIGHT in keysDown && !isCollidingBlocks(player,RIGHT, p(5,0)))  player.direction = RIGHT;
+	if (KEY_UP in keysDown && !isCollidingBlocks(player,UP, p(0,-5)))  player.direction = UP;
+	if (KEY_DOWN in keysDown && !isCollidingBlocks(player,DOWN, p(0,5)))  player.direction = DOWN;
+}