Javascript Troubleshooting

Using Microsoft Internet Explorer, the following pop-up window error message appears (usually) when clicking through the several pages of search results: Microsoft Internet Explorer A script on this page is causing Internet Explorer to run slowly. If it continues to run, your computer may become unresponsive. Do you want to abort the script? We need to know which one of our Javascripts is causing this frequent browser message, and what we need to change to stop this message from appearing. Here is the link to our search results page. Just click on the "Next" link to move to the next page ... after a few clicks, you should get this error message. [login to view URL];kwr=A&sort=id_b&cat=