as you might have noticed, on some pages there are underlined words inside longer text passages. If you move your mouse over those underlined words helpful context sensitive ad will apear.
By clicking on this add you will find companies related to the current topic. I am really happy about this, because I think this is valuable if you are researching on a topic and second it creates revenue so we do not need so much of those flashy advertisements as other pages have. Same goes to the blue/white resource ads on the top of each page.
Please keep your eyes open and if you find something interesting there, don't hasitate to check it out.