$(document).ready(function(){

    $('.openModal').click(function(){
        var id = $(this).attr('rel');
        var jezik = $(this).attr('lang');
       $.ajax({
            type: "POST",
            url: "includes/prikaziProdavaonicu.php",
            data: "id="+id+"&jezik="+jezik,
            success: function(data){
                $('#prodavaonicaModal').html(data).dialog({
                    width: '800',
                    height: '640'
                });
            }
        });
        return false;
    });

});