1 files changed, 6 insertions, 2 deletions
diff --git a/common.js b/common.js
index e77db07..7f5bd6a 100644
--- a/common.js
+++ b/common.js
@@ -1,7 +1,11 @@
-var W=8,H=9;
-
 if(typeof module=="undefined")module=false; //hack to support client-side importing
 
+var W=8,H=9;
+if(module){
+	module.exports.W=W;
+	module.exports.H=H;
+}
+
 if(module)module.exports["emptyboard"]=emptyboard;
 function emptyboard(){
 	return new Array(H).fill(0).map(function(){