More HTML coding help needed!

[ladymanson]

So, I decided to start putting my fan fiction on my website.  Well, there is a strange issue brewing.  If you check out the link below, you will see that wherever I have quotations on the page, questions marks appear.  I don't even know how to start looking for solutions to this problem because I don't really know what the problem is.

http://ladymanson.com/Drink.php

Does anyone know what this is or how I can fix it?  Many thank yous in advance!!!