Can you give us a link to the service to which you have subscribed? It might make it easier to see what type of application this is.
Edit: I did some searching on the CME's website. Are we talking about the E-Quotes product?
If so, the bulk of the application seems to be installed from here:
It's all Java-based. This job would be over my head, but this might give other potential freelancers an idea of what you need - if in fact this is what you are using.
<jnlp spec="1.0+" codebase="http://www.cme-equotes.com/CME/" href="installer.jnlp">
<vendor>CME Group, Inc.</vendor>
<j2se version="1.5+" />
<installer-desc main-class=InstallerExtension.Installer >
Let us know!