Introduction - If you have any usage issues, please Google them yourself
1. The voting system uses the Zoom way to display voting default status is crunch mode Home displays only the latest submission of that vote, click the expand into the expanded mode appears more multiple voting.
2. Use a temporary table temp to record information already voted, if the system determines a Voting you have already voted, then you are no longer allowed to vote. (Note: in fact, only the session save it.)