table sorter.js

sort by placing all empty cells at the end

$(document).ready(function(){
    $('#sort_connection').click(isort);
});

function isort(e) {
    console.log('sorted');
    var $table = $('#connection_data'); // $table = $('table')
    var $rows = $('tr', $table).not(':eq(0)');
    $rows = $rows.sort(isorter);
    $table.append($rows);
}

function isorter(a, b) {
    var liA = $('td:eq(7) > li', a);
    var liB = $('td:eq(7) > li', b);
    return (!liA.length  && liB.length) ? 1 :((liA.length && !liB.length)? -1 : 0 );
}