<table>

    <tr>

    <td>

           <a href="javascript:void(0);" onclick="javascript:doDelete(this,'张三')">删除这一行1</a>

        </td>

    </tr>

    <tr>

    <td><a href="javascript:void(0);" onclick="javascript:doDelete(this,'李四')">删除这一行2</a>

        </td>

    </tr>

    <tr>

    <td><a href="javascript:void(0);" onclick="javascript:doDelete(this,'王五')">删除这一行3</a>

        </td>

    </tr>

    <tr>

    <td><a href="javascript:void(0);" onclick="javascript:doDelete(this,'马六')">删除这一行4</a>

        </td>

    </tr>

</table>

<script language="javascript">

function doDelete(obj,username) {

    var url = "ur_page.action"

    var param = encodeURI("?username=" + username);

    url = url + param;

    //alert(url);

    //return;

    $.post(url);

        obj.parentNode.removeChild(obj);

    }

</script>