Lode Runner v2.30e, AI_VERSION=4

The major change is adding a backup and restore feature for "custom levels".

lodeRunner.runner.js

@@ -686,7 +686,7 @@ function removeFillHoleObj(spriteObj)
 			return;
 		}
 	}
-	error(arguments.callee.name, "design error !");
+	error("design error !");
 }
 
 //=======================================