Millisecond Forums

I'm a novice and am having trouble embedding the Race IAT into a qualtrics survey.  I'm trying to do it using an iframe, but it doesn't seem to be working.  Is there a way to embed the script in a survey like this or is there a better method?  I pasted the code I used below.  Thanks for your help,
-Dan

<iframe src="http://research.millisecond.com/danbattey/RaceIAT.web?ID=${e://Field/ParticipantID}" width="600px" height="450px"></iframe>