If you are seriously interrupted or distracted, just hit the "Quit" button and you can start over later if you choose. If the distraction is small (several seconds) don't worry and just continue on.
Before continuing, read the following and if you agree to it, please copy it and email to zilla@computer.org. This little 'consent form' is recommended procedure to satisfy concerns about abuse of subjects in experiments- may seem silly here but this is serious stuff in other settings.
I have freely volunteered to participate in this pilot study. I have read the instructions and do not have any concerns about proceeding. I am aware that at any time I may stop participating in this study.Note that your email is recorded separately from the the experiment data; your performance on the test is completely anonymous.
The file names to search for are in the yellow area where it says "Click on this file: " Go ahead and scroll through the files looking for that name, click on the icon when you find it. The study should take about 5-10 minutes to complete, thanks!