Block the following:
picsearch.com
Most image may be blocked by blocking the following:
encrypted-tbn0.gstatic.com encrypted-tbn1.gstatic.com encrypted-tbn2.gstatic.com encrypted-tbn3.gstatic.com encrypted-tbn.l.google.com encrypted-tbn.l.gstatic.com tbn.l.google.com
Block the following:
yimg.com