How about subverting the weather report? Radical artists panicked Czech TV viewers by sneaking a nuclear mushroom cloud into a weather report. Watch it by clicking on link above
In order to hack into the broadcast, the group is said to have climbed up a television tower near the Krkonose ("Giant Mountains") in the northern Czech Republic and connected a computer to the camera and broadcast cable.
Ztohoven are no strangers to publicity stunts.
When President Vaclav Havel stepped down in January 2003, they covered up part of a neon heart sculpture in his honour at Prague Castle and turned it into a giant question mark.
A state prosecutor in the northern town of Trutnov said that a trial could start Jan 2008
If found guilty, the six could face a heavy fine or a maximum sentence of three years in jail.