Revert "remove useagent"

This reverts commit 416671d4cc5c2e4ee0ca6f4c6ec5df8eb2005d5f.
Revert "add user"

This reverts commit 8fcadcb5d51987d22f70dad48f96e8318d0a5195.
Revert "jquery"

This reverts commit 34af95e2123a013947a586d93b11d4780d808089.
Revert "add photoswipe"

This reverts commit e4339559ed883b471d22bc52147094d5081ba8c4.