Revert "fixed learner's dictionaries can't use popup"

This reverts commit 6969170ec5f4b7e76e06b05ed0e42c2b54ee85fa.
Revert "Revert "fixed learner's dictionaries can't use popup""

This reverts commit cdeb2dc2ebc84590338b8628762670b1b3838457.
avoid popup window in https site