Psst, windsong. You do vote on iwaku by clicking enter and vote :3
As you can see written on the top of the thing you come to:
-Gateway Page
To deter cheating, a gateway page has been put up. Click the link below to Finalize your vote.
With other words, you are already voting for iwaku, and if you don't want to vote for iwaku and check the alternative sites first, then you click the enter without voting. ^^