Revert "old CSRF authkey method is weak."

This reverts commit efa0820ec8d8d0f114ae77b35e2142bc59e57eac.
if selected cid not match format , selection =0
fix bug of regex
Merge branch 'master' of github.com:mousems/NTUvote102-2

# By Poren Chiang
# Via MouseMs (4) and Poren Chiang (1)
* 'master' of github.com:mousems/NTUvote102-2:
  Replace image by demand of electoral committee
  Translate English titles
  Fix autofocus and autocomplete issue
  Fix grammatical mistakes