Greasemonkey is an add-on to Firefox that seems to prove to be really useful, so I wanted to give it a spin. Basically, what it does is to modify webpages on-the-fly as you load them - using JavaScript. Many times I guess people use it to get rid of nasty ads and so forth. There are plenty of other add-ons able to do that - like removing a specific element each time, which doesn't require any coding. What fun is that? Nonetheless, my first Greasemonkey-script does just that - removes an ad. But for the site in question - www.di.se (all in Swedish) - it isn't as easy as removing an element. The site is divided into 3 rows using a frameset that looks like this: <frameset frameborder="no" framespacing="0" rows="0,210,*"> <frame class="noprint" frameborder="no" framespacing="0" name="historyFrame" noresize="" scrolling="no" src=""></frame> <fram