twitter web intent callbacks do not fire in all versions of internet explorer when a hash exists in the URL

twitter web intent callbacks do not fire in all versions of internet
explorer when a hash exists in the URL

In all versions of IE, the web intent for tweet or follow are not firing
when the url contains a hash. Here is an example:
This fails:
http://clientqa.rtm.com/impossiblycomfortable/test.html#abc
This works:
http://clientqa.rtm.com/impossiblycomfortable/test.html