Here is the error that occurs when loading the page:
Webpage error details
User Agent: Mozilla/4.0 (compatible; MSIE 7.0; Windows NT 5.1; .NET CLR 1.1.4322; .NET CLR 2.0.50727; .NET CLR 3.0.04506.30; .NET CLR 3.0.04506.648; .NET CLR 3.0.4506.2152; .NET CLR 3.5.30729; MS-RTC LM 8)
Timestamp: Mon, 14 Dec 2009 19:15:40 UTC
Message: 'this.iframe.contentDocument' is null or not an object
Line: 16
Char: 239089
Code: 0
URI: http://docs.dojocampus.org/moin%5Fstatic185/js/dojo/trunk/docs/layer.js
I'm guessing this just means that their documentation just doesn't work in IE, so the framework itself may or may not work in IE. But if they can't even make their docs work in IE, that doesn't leave me very hopeful.