var Site;

function BodyLoad(Sender){

  if($('personal-list')){
    
    new Ajax.PeriodicalUpdater('personal-list', '/json/', {
      parameters: {
        SITE: Site,
        Name: 'updateBlock',
        Block: 'personal-list'
      },
      method: 'get',
      frequency: 10
    });
  }
}