hoover over the links
- http://upload.wikimedia.org/wikipedia/commons/e/ea/Revetement_Bande_Mobius.png
- http://commons.wikimedia.org/wiki/File:VR_complex.svg
- http://upload.wikimedia.org/wikipedia/commons/a/ac/Moebisuband_Skulptur_2008_PD.JPG
- http://upload.wikimedia.org/wikipedia/commons/6/62/Praha%2C_N%C3%A1rodn%C3%AD_-_M%C3%B6biova_p%C3%A1ska_II.jpg
add a see to the gifs
