hi all i am new to jquery, and need your support.

how to get parent to parent li id, on clicking on anchor tag 

<li class="jFiler-item" data-jfiler-index="0" id="0">

    <div class="jFiler-item-inner">

        <div class="jFiler-item-assets jFiler-row">

            <ul class="list-inline pull-left">

                <li id="rotateRight">

                    <a onclick="rotateRight();" class="rotateRight">R</a>

                </li>

            </ul>

        </div>

    </div>

</li>

<li class="jFiler-item" data-jfiler-index="1" id="1">

    <div class="jFiler-item-inner">

        <div class="jFiler-item-assets jFiler-row">

            <ul class="list-inline pull-left">

                <li id="rotateRight">

                    <a onclick="rotateRight();" class="rotateRight">R</a>

                </li>

            </ul>

        </div>

    </div>

</li>