upoadify increment proměnné

var i;
    function pricti()
    {
      i++;
      return i;
    }
    
    $(function() {
    
   
            $('#file_upload').uploadify({
                
        'onUploadStart': function() {
        $("#file_upload").uploadify('settings', 
         'formData',
          { 'i':pricti(),
          'timestamp' : '<?php echo $timestamp;?>',
                    'token'     : '<?php echo md5('unique_salt' . $timestamp);?>',
                'album' : '<?php echo $album;?>',
          'jmeno':'<?php echo $_SESSION["fb_jmeno"];?>',
          'prijmeni':'<?php echo $_SESSION["fb_prijmeni"];?>',
          'i':'<?php $i=$i+1;echo $i;?>'
          }
          ) },
        
        
     
                    
         
          
                'swf'      : 'uploadify.swf',
                'uploader' : 'uploadify.php',
        'onQueueComplete' : function(file, data, response) {

         window.location.replace("index.php?success=uploaded");
        },
        'onUploadSuccess' : function(file, data, response) {
      
        alert('The file was saved to: ' + data+file+response);
    }

  
            });