Converting code from js to JQuery, please help

function addRow(tableID) {

    var table = document.getElementById(tableID);

    var rowCount = table.rows.length;
    var row = table.insertRow(rowCount);

    var cell1 = row.insertCell(0);
    var element1 = document.createElement("input");
    element1.type = "checkbox";
    element1.name="chkbox";
    element1.onclick= function () {toggleCheckbox(this)};
    cell1.appendChild(element1);

    var cell2 = row.insertCell(1);
    cell2.innerHTML = document.getElementById("fname").value;

    var cell3 = row.insertCell(2);
    cell3.innerHTML = document.getElementById("lname").value;
}