Added setChild() Javascript function which makes filterWebSearchables() slightly tidier.
Added setChild() Javascript function which makes filterWebSearchables()
slightly tidier.



Former-commit-id: c30f7c4bd78418520ac03580492baaf2ddf85e82
julie-sullivan/phytomine,julie-sullivan/phytomine,julie-sullivan/phytomine,julie-sullivan/phytomine,julie-sullivan/phytomine,julie-sullivan/phytomine,julie-sullivan/phytomine