John hit it on the head, some browsers just won't do it with the new applications. I use Firefox which is a Mozilla based browser and the page loaded in less than two seconds, all of it. You can get it here for free...
http://www.mozilla.org/products/firefox/ Ed mentioned the Java engine, you can get the latest Sun Java engine here...
http://java.com/en/ download both of these and you should have no further problem with these applications. Read the instructions for using and configuring them first.