Lainy,
Another thing you could try is clearing your browser cache. On my Mac that means Reset Safari/Clear History. Rick might have already suggested this and/or could tell you how to do it on a PC.
More info from the Registry web page:
Who can participate?
Any person who has been diagnosed with Cholangiocarcinoma (current patient or survivor)
A family member (spouse, child, or sibling) who has permission to enter health information about a person who has been diagnosed with Cholangiocarcinoma (including patients who have passed away)
Andrea, Jason’s wife