$(function(){

var groups = '<?php echo $this->groups; ?>';

var companyType = '<?php echo $this->companyType; ?>';

$("#list").jqGrid({

scroll: 1,

url:'/ajax/filters/',

datatype: 'xml',

mtype: 'GET',

colNames:['Nazwa firmy','Miasto','Rodzaj Firmy','Grupa klienta','Osoby do kontaktu'],

colModel :[

{name:'Knt_Nazwa1', index:'Knt_Nazwa1',width:400,searchoptions:{

sopt:['cn']

}},

{name:'Knt_Miasto', index:'Knt_Miasto', align: 'center'},

{name:'FROpis', index:'FROpis', width:150, align: 'center', search: true , stype:'select',sortable: false,

searchoptions:{

value: companyType

},

editrules:{required: true}

},

{name:'Knt_Grupa', index:'Knt_Grupa', align: 'center', search: true,stype:'select',sortable: false,

searchoptions:{

value: groups

},

editrules: { required: true}

},

{name:'KnO_Nazwisko', index:'KnO_Nazwisko',width: 200,align: 'left',sortable: false},

],

pager: '#page',

rowNum:20,

sortname: 'Knt_Nazwa1',

sortorder: 'asc',

viewrecords: true,

gridview: true,

height: 440,

caption: 'Amster - Baza kontrahentów'

});

$("#list").jqGrid('filterToolbar',{stringResult: true,searchOnEnter : false});

});

I heve dificulties to understand your problem.

Regards