By this plugin you can get like dislike of your post. From the plugin admin pannel you can choose where you want to put the thumb left or right and top or bottom . Here is two kind of voting system — Anonymous Vote and Registered Vote. 1) Anonymous Vote – Any one can vote here. It is not necessary to register for vote. It is depend on session, if session destroy you can vote again 2) Registered Vote – Only Registered member can vote
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This plugin is available for download for your site.