Html::a('Your Link name','controller/action',[
'title' => Yii::t('yii','Close'),'onclick'=>"$('#close').dialog('open');//for jui dialog in my page
     $.ajax({
    type     :'POST',cache    : false,url  : 'controller/action',success  : function(response) {
        $('#close').html(response);
    }
    });return false;",]);