Game crashes in dungeon level 13 on Safari

[atnpgo]

When trying to load the dungeon level 13 in Safari (Version 13.0.5 (15608.5.11) ) for mac, the game crashes and gives out the error message RangeError: Maximum call stack size exceeded..

DiabloWeb version is 1.0.39

Attached is a save game right standing next to the level 13 entrance.
single_0.sv.zip

The issue doesn't appear to be present in Firefox.