Can Idown Load Nero Express How Can I Go Back To Using IE6 Instead Of IE7?

How can I go back to using IE6 instead of IE7? - can idown load nero express

I have the IE6 all the time. Idown Network for IE7, and I think it.Now installed IE 6 is better for my team that has a 600Mhz processor.IE 7, is often blocked. IE6 How can I return?