$(function(){
        $( "#modalavisolegal" ).dialog({
            height: 400,
            width:600,
            modal: true,
            autoOpen: false,
            show: "blind",
            hide: "blind"
        });
        $("#avisolegal").click(function() {
            $('#modalavisolegal').addClass('wbgLoading');
            $('#modalavisolegal').load("alegal.php", function() {
                $('#modalavisolegal').removeClass('wbgLoading');
            }).dialog('open');
        });
 });