$(document).ready(function() {
    alert('poop');
    $('#filelist').load('filestable.php').show();

    $('#sel_company').change(function() {
        var sel_company = $(this).value;

        $.post('filestable.php', { company: sel_company },
        function(result) {
            $('#filelist').html(result).show();
        });
    })
});