$(document).ready(function()
 31             {
 32                params=['test1','test2','test3','test4','test5','test6'];
 33                //$("#comment1").html(params[0]);
 34                var params_json=JSON.stringify(chunk(params,3)); // launch ajax call
 35                $("#testtest").html(params_json);
 36
 37                $.ajax({
 38                         url: 'call.php',
 39                         data: {par1: 'val1',par2: 'val2'},
 40                         //data: params_json,
 41                         datatype: 'json',
 42                //         method: 'post',
 43                         success: function(json){
 44                                         data_returned=jQuery.parseJSON(json);
 45                                         //data_returned=json;
 46                                         console.log(data_returned);
 47                                         }
 48                    });