Constant Content

We've been purchasing content every month for several years. Since last month, we've been unable to use IE7 to purchase articles from the website. Specifically: Shopping carts are cleared. We are unable to checkout. The browser crashes after 5 clicks or so. We are in a corporate environment and are ...

I'm trying to order 3 articles.

I have no idea what "Upgrade to Use" means.
As if that's not enough, here's what you want me to pay.

There's some cart problems, here. Can you please fix?