I can’t believe I have to say this when we’re so far into the 21st century, but: DO NOT USE INTERNET EXPLORER. It doesn’t play nice with HTML 5.
Your investigations into Doctor Victor Mourntree have led you to conclude he is a high priest of Yog-Sothoth. You have tracked him to his decrepit mansion in Kingsport. You must destroy him before he opens a gate to the Outer Planes.
*Blocks pushed against walls and into corners can be pushed out again*