ThaiSEOBoard.com

<div id="likebox" style="display:none">กรุณากด like ด้วยคร้าบ</div>

function checkIfUserIsLike(uid,page_id) {
   var fql = "SELECT page_id FROM page_fan WHERE uid=me() and page_id="+page_id;
   var query = FB.Data.query(fql);
   query.wait(function(rows) {
       if(rows && rows[0] && rows[0].page_id) {
          $('#likebox').hide();         
       } else {
         clearInterval(_likeBoxId);
         _likeBoxId = setInterval(function(page_id){
            checkIfUserIsLike(uid,page_id);
         },3000);
         if($('#likebox').css('display')!='block')
         {
            $('#likebox').show();
            FB.XFBML.parse(document.getElementById('likebox'),500px);
         }
      }
    });      
};