working on table tools on top of jquery datatable ?

$(document).ready(function () {

    var dt = $('#myDataTable').dataTable({

 sDom": 'T<"clear">lfrtip',
                    "oTableTools": {
                        "sSwfPath": "/release-datatables/extras/TableTools/media/swf/copy_csv_xls_pdf.swf"
                    }
 // The above code i just used and used tabletools plugin .. My buttons are placed improperly that too very small and on left side out of them only save button is working :) 

       "bProcessing": true,
            "bServerSide": true,
            "sAjaxSource": "Home/AjaxHandler",
            "bJQueryUI": true,
            "aoColumns": [
                                    {
                                        "sName": "Lead_Id",
                                        "bVisible": false,
                                        "bSearchable": false,
                                        "bSortable": false
                                    },
                       {
                           "sName": "Contact_Name"
                           ,
                           "bSearchable": false,
                           "bSortable": false,
                           "fnRender": function (oObj) {
                               return '<a href=\"Home/Details/' + oObj.aData[0] + '\">' + oObj.aData[1] + '</a>';
                           }
                       },
                       { "sName": "Contact_Address" },
                       { "sName": "Lead_Source" },
                       { "sName": "Domain" }
            ]

        });
)};
</pre>