Change movieclip keyframe depending on RSS text

Hi, I’m trying to create a surfing app for a website using an rss feed for the information.
The trouble is, all the information appears in one line of text.

What I want to achieve is a change of keyframe in a movieclip, depending on the exact text that appears in the text box.

is it possible to do this with rss/xml text?

I am using as2