$(function() {

        $('#file_upload').uploadify({

            'debug': true,

            'formData'     : {

                'timestamp' : '<?php echo $timestamp;?>',

                'token'     : '<?php echo md5('unique_salt' . $timestamp);?>'

            },

            'swf'      : 'uploadify.swf',

            'uploader' : 'uploadify.php',

            'onUploadStart': function(file){

                alert ( '1' );

                $('#edit').uploadify('settings', 'formData', { 'rename': $('#file_rename').val()});

                alert ( '2' );

            },

            'onUploadSuccess': function(file, data,response ) {

                $('#response').html(data).delay(500).fadeIn(100).delay(1500).fadeOut(1000);

            },

            'onUploadError' : function(file, errorCode, errorMsg, errorString) {

                alert('The file ' + file.name + ' could not be uploaded: ' + errorString);

            }

        });

    });

<form id="edit">

	<div id="queue"></div>

	<input id="file_rename" name="file_rename" type="text" value="ezazujnevem.jpg">

	<input id="file_upload" name="file_upload" type="file" multiple="true">

</form>