This page on eBay itself has some ideas for IE users:
A suggestion I found on another site:
I've had this problem for weeks with ebay and facebook. I found a reference somewhere that suggested that ebay would hang at include.ebaystatic.com if the Java plug-in was out of date. I updated mine from the control panel, and ebay and facebook both work fine now.
But I think this page:http://quidnunc.net/~highpointe/firefoxtweak.htm
May have the best advice. It says in part:
Hope some of this helps; I'll be experimenting myself once I get home tonight...