How to add a individual column filtering?

		<script type="text/javascript" charset="utf-8" id="init-code">
			var editor; // use a global for the submit and return data rendering in the examples
			
			$(document).ready(function() {
				editor = new $.fn.dataTable.Editor( {
					"ajaxUrl": "php/browsers.php",
					"domTable": "#example",
					"fields": [
					{
						"label": "Nome",
						"name": "nome",
						"type": "text"
					},
					{
						"label": "Email",
						"name": "email",
						"type": "text"
					},
					{
						"label": "Administrador",
						"name": "administrador",
						"type": "select",
						"ipOpts": [
						{
							"label": "Sim",
							"value": "Sim"
						},
						{
							"label": "N\u00e3o",
							"value": "N\u00e3o"
						}
						]
					},
					{
						"label": "Senha",
						"name": "senha",
						"type": "password"
					}
					]
				} );
				
				
				$('#example').dataTable( {
					"sDom": "<'row-fluid'<'span6'T><'span6'f>r>t<'row-fluid'<'span6'i><'span6'p>>",
					"sAjaxSource": "php/browsers.php",
					"aoColumns": [
					{ "mData": "nome" },
					{ "mData": "email" },
					{ "mData": "administrador" }
					],
					"oTableTools": {
						"sRowSelect": "multi",
						"aButtons": [
						{ "sExtends": "editor_create", "editor": editor },
						{ "sExtends": "editor_edit",   "editor": editor },
						{ "sExtends": "editor_remove", "editor": editor }
						]
					}
				} );				
			} );
		</script>