var total;
var pos = 2;

function init() {
    total = parseInt(document.forms[0].hidTotal.value);
}

function addFriend() {
    var tbl = document.getElementById("tblFriend");
    var newTr;
    var newTd;
    var txt;

    total++;

    newTr = tbl.insertRow(pos++);
    newTd = newTr.insertCell(0);
    newTd.innerText = "好友姓名/ Name";
    newTd.attributes["class"].value = "style13";

    txt = document.createElement("input");
    txt.attributes["name"].value = "txtFN" + total;
    txt.attributes["type"].value = "text";
    txt.attributes["size"].value = "40";

    newTd = newTr.insertCell(1);
    newTd.appendChild(txt);

    newTr = tbl.insertRow(pos++);
    newTd = newTr.insertCell(0);
    newTd.innerText = "Email";
    newTd.attributes["class"].value = "style13";

    txt = document.createElement("input");
    txt.attributes["name"].value = "txtFE" + total;
    txt.attributes["type"].value = "text";
    txt.attributes["size"].value = "40";

    newTd = newTr.insertCell(1);
    newTd.appendChild(txt);

    document.forms[0].hidTotal.value = total;
}