[fix bug 776521] slideDown() flickr mashup.
[fix bug 776521] slideDown() flickr mashup.

Mte90/remo,chirilo/remo,flamingspaz/remo,flamingspaz/remo,akatsoulas/remo,abdullah2891/remo,abdullah2891/remo,chirilo/remo,mozilla/remo,johngian/remo,johngian/remo,tsmrachel/remo,akatsoulas/remo,mozilla/remo,akatsoulas/remo,flamingspaz/remo,flamingspaz/remo,abdullah2891/remo,chirilo/remo,mozilla/remo,johngian/remo,Mte90/remo,Mte90/remo,johngian/remo,akatsoulas/remo,tsmrachel/remo,tsmrachel/remo,Mte90/remo,mozilla/remo,tsmrachel/remo,abdullah2891/remo,chirilo/remo