Greets -
I have an external source that presents a non-markup text blob that I am displaying in an iframe via:

in CONFIG.js:

var frames = {}
frames.textblob = {refreshiframe:10000,height:500,frameurl:"http://a.b.c.d/textblob.txt",width:12}
.....
columns[8] = {}
columns[8]['blocks'] = [frames ...