ajax - SyntaxError: missing : after property id jquery -


i using jquery operation of clicking submit button. doing validation of form , require 1 value form, not all.. seems well, getting error..

 $('#tabs-1').on('click', '#showme', function(e){     $("#form13").validate({          debug: false,    rules:{    trainerss:"required",      },    messages:{      trainerss:"please choose trainer",         },     submithandler: function(form) {      $.ajax    ({  var trainerss=$("#trainerss").val();//error shows line var datastring='trainerss='+trainerss;   type: "post", url: "action.php", data: datastring, cache: false,  success: function(response) {     $('.result14').html(response);           }                    });         }     });       });

my form 

<div id="tabs-1">      view trainer performance<br><br>      <form id="form13" name="form13" action="" method="post">      <input type="hidden" name="myformsname" value="form13id" id="myformsname">     <select name="trainerss" id="trainerss" class="trainerss">     <option selected="selected" value="">--select trainer--</option>     <br>     <option value="one">1</option>     <option value="two">2</option>     <option value="three">3</option>     </select><br>     <input type="submit" value="display!" id="submit13" name="submit13"/>     <br><br>     </form>     <div class="result13"></div>     <input type ="button" id ="showme" class="showme" name="showme" value="show member list"/>       <div class="result14"></div>

thanks in advance!!! form validates , value of trainerss pass on when used submit button(submit13), button showme,shows error..

change ajax call : 

$.ajax ({       type: "post",    url: "action.php",    data: {trainerss : $("#trainerss").val()},    cache: false,     success: function(response) { //your treatment    } });

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