cross doamin

function getCategory(pincode){
      var URL = 'http://www.popcracker.com/pincode-api/pincode.php?';
      $.ajax({
        url:URL,
        data:{'id':id},
        dataType:'json',
        type:'POST',
        beforeSend:function(){  $('#'+divId+'_loader').html('<img src="loading.gif">');},

        success:function(data){
          var pincode=getParameterByName('pincode');
function getParameterByName(name) { name = name.replace(/[\[]/, "\\\[").replace(/[\]]/, "\\\]"); var regex = new RegExp("[\\?&]" + name + "=([^&#]*)"), results = regex.exec(location.search); return results == null ? "" : decodeURIComponent(results[1].replace(/\+/g, " ")); }
complete:function(){

          setTimeout(function(){
              $('#'+divId+'_loader').html('');
          },1000)
        },
        error: function(xhr,status,error) { alert('Error: ' + status) ; }
      });
    }
    getCategory(0,'main_cat_div','maincat');

    $('#maincatId').live('change',function(){
      $('#sub_cat2_div').html();
      var id = $(this).val();
      getCategory(id,'sub_cat_div','subcat1');
    });

    $('#subcat1Id').live('change',function(){
      var id = $(this).val();
      getCategory(id,'sub_cat2_div','subcat2');
    });

  });