$('#btnAddFence').click(function () {

    var num = $('.clonedInputFence').length; // how many "duplicatable" input fields we currently have

    var newNum = num + 1; // the numeric ID of the new input field being added

​

    // create the new element via clone(), and manipulate it's ID using newNum value

    var newElem = $('#inputFence' + num).clone().attr('id', 'inputFence' + newNum);

​

    //Fence Description 

    newElem.children('fieldset').attr('id', 'fenceDescripton'+newNum);

    newElem.children("select[name=fenceHeight] option:selected").attr('id', 'fenceHeight' + newNum).attr('name', 'fenceHeight' + newNum);

    newElem.children("select[name=fenceType] option:selected").attr('id', 'fenceType' + newNum).attr('name', 'fenceType' + newNum);

    $('#inputFence' + num).after(newElem);

​

    // enable the "remove" button

    //$('#btnDel').attr('disabled','');

    $('#btnDelFence').removeAttr('disabled');

​

    // business rule: you can only add 5 names

    //if (newNum == 5)

    //$('#btnAdd').attr('disabled','disabled');

});

​

$('#btnDelFence').click(function () {

    var num = $('.clonedInputFence').length; // how many "duplicatable" input fields we currently have

    $('#inputFence' + num).remove(); // remove the last element

​

    // enable the "add" button

    //$('#btnAdd').attr('disabled','');

    $('#btnAddFence').removeAttr('disabled');

​

    // if only one element remains, disable the "remove" button

    if (num - 1 == 1) $('#btnDelFence').attr('disabled', 'disabled');

});

​

$('#btnDelFence').attr('disabled', 'disabled');