<form action="#"> <select name="groupid" id="groupid"> <option>Slower</option> </select> </form> <script> $.getJSON( "AjaxGroup.php?action=list", function( data ) { if(data.Result=="OK"){ var sel = $("#groupid"); sel.empty(); for (var i=0; i<data.Records.length; i++) { sel.append('<option value="' + data.Records[i].GroupId + '">' + data.Records[i].Name + '</option>'); } } }); </script>