X-Git-Url: https://git.auder.net/?a=blobdiff_plain;f=public%2Fjavascripts%2Fbase_rules.js;fp=public%2Fjavascripts%2Fbase_rules.js;h=891948b91dddcb1aab0a895d7fcb2f21c49494c8;hb=5915f72002ae63b04620cebe47adf778174b1bee;hp=389ba3429a56989d6e6cc9af8dab19cb9ab091fe;hpb=dbcc32e95d526fe518ac866f7b3cdac546f1178e;p=vchess.git

diff --git a/public/javascripts/base_rules.js b/public/javascripts/base_rules.js
index 389ba342..891948b9 100644
--- a/public/javascripts/base_rules.js
+++ b/public/javascripts/base_rules.js
@@ -137,9 +137,9 @@ class ChessRules
 	}
 
 	// d --> 3 (column letter to number)
-	static ColumnToCoord(colnum)
+	static ColumnToCoord(column)
 	{
-		return String.fromCharCode(97 + colnum);
+		return column.charCodeAt(0) - 97;
 	}
 
 	// a4 --> {x:3,y:0}