The application may be tested here, or scroll down for an embedded version
By default it shows English language Wikipedia views for the Russian blogger Navalny. He emerged as one of the Russian protest movement leaders. The peaks in the graph correspond to the election on December 5th and the following street protests. There is also a peak in searches for Navalny after he was released from jail on December 20 2011.
The key part of the code is displayed below