[jQuery] IE 7 ajaxSubmit problem

[jQuery] IE 7 ajaxSubmit problem

Hi all,
I am using j<a href="http://malsup.com/jquery/form/">Query Form plugin</a> to upload my files. The problem is tha in IE 7 it doesn't allow me to upload any image!!
This is my source
<blockquote style="border-left: 1px solid rgb(204, 204, 204); margin: 0pt 0pt 0pt 0.8ex; padding-left: 1ex;" class="gmail_quote">
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN""<a href="http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd">http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd</a>">
<html xmlns="<a href="http://www.w3.org/1999/xhtml">http://www.w3.org/1999/xhtml</a>" xml:lang="en" lang="en">
  <head>
    <meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
    <link rel="stylesheet" href="<?php echo $mosConfig_live_site; ?>/administrator/templates/onnup_admin_final/css/main.css" media="screen,projection" type="text/css" />
    <script type="text/javascript" src="<?php echo $mosConfig_live_site; ?>/administrator/components/com_highlights/js/jquery.js"></script>
    <script type="text/javascript" src="<?php echo $mosConfig_live_site; ?>/administrator/components/com_highlights/js/jquery.form.js"></script>
    <script type="text/javascript">
   
        // prepare the form when the DOM is ready
$(document).ready(function() {
    var options = {
        target:        '#results',   // target element(s) to be updated with server response
        //beforeSubmit:  showRequest,  // pre-submit callback
        success:       showResponse,  // post-submit callback
 
        // other available options:
        //url:       url         // override for form's 'action' attribute
        //type:      type        // 'get' or 'post', override for form's 'method' attribute
        dataType:  'json'        // 'xml', 'script', or 'json' (expected server response type)
        //clearForm: true        // clear all form fields after successful submit
        //resetForm: true        // reset the form after successful submit
 
        // $.ajax options can be used here too, for example:
        //timeout:   3000
    };
 
    // bind to the form's submit event
    $('#fileform').submit(function() {
        // inside event callbacks 'this' is the DOM element so we first
        // wrap it in a jQuery object and then invoke ajaxSubmit
        $(this).ajaxSubmit(options);
        // !!! Important !!!
        // always return false to prevent standard browser submit and page navigation
        return false;
    });
   
   
});
 
// pre-submit callback
function showRequest(formData, jqForm, options) {
    // formData is an array; here we use $.param to convert it to a string to display it
    // but the form plugin does this for you automatically when it submits the data
    var queryString = $.param(formData);
 
    // jqForm is a jQuery object encapsulating the form element.  To access the
    // DOM element for the form do this:
    // var formElement = jqForm[0];
 
    alert('About to submit: \n\n' + queryString);
 
    // here we could return false to prevent the form from being submitted;
    // returning anything other than false will allow the form submit to continue
    return true;
}
 
// post-submit callback
function showResponse(data)  {
    // for normal html responses, the first argument to the success callback
    // is the XMLHttpRequest object's responseText property
 
    // if the ajaxSubmit method was passed an Options Object with the dataType
    // property set to 'xml' then the first argument to the success callback
    // is the XMLHttpRequest object's responseXML property
 
    // if the ajaxSubmit method was passed an Options Object with the dataType
    // property set to 'json' then the first argument to the success callback
    // is the json data object returned by the server
 
   $('#results').html(<a href="http://data.name">data.name</a>+" uploaded successfully!");
  
   <?php if($_GET[type] == 'image') {
  
  ?>
  
   $('#save').click(function() {
   
        window.opener.$d('#slideimage').attr("src","<?php echo $mosConfig_live_site; ?>/images/stories/"+<a href="http://data.name">data.name</a>);
        window.opener.$d('#thumb').attr("value","<?php echo $mosConfig_live_site; ?>/images/stories/"+<a href="http://data.name">data.name</a>);
        window.close();
   
        return false;
   
    });
   
    <?php } else if($_GET[type] == 'file') {
    ?>
    $('#save').click(function() {
   
        //window.opener.$d('#slidefile').attr("src","<?php echo $mosConfig_live_site; ?>/images/stories/"+responseText);
        window.opener.$d('#uploadedfile').attr("value","<?php echo $mosConfig_live_site; ?>/images/stories/"+<a href="http://data.name">data.name</a>);
        window.opener.$d('#path_type').attr("value",data.type);
        window.close();
   
        return false;
   
    });
   
    <?php } ?>
}
   
    </script>
    <style type="text/css">
        #results {
            float:left;
            width:100%;
        }
       
        form {
            float:left;
            width:240px;
        }
    </style>
  </head>
<body>
    <h1><?php echo $titletext; ?></h1>
   
    <div id="results"></div>
   
    <form id="fileform" class="adminform" enctype="multipart/form-data" method="post" action="<?php echo $mosConfig_live_site; ?>/administrator/components/com_highlights/lib/file_upload.php" >
   
        <label for="file"><?php echo $filetext; ?></label>
        <input type="hidden" value="<?php echo $_GET[maxfilesize]; ?>" name="MAX_FILE_SIZE"/>
        <input type="file" name="file" />
        <input type="submit" name="upload" value="<?php echo $uploadtext; ?>" />
        <input id="save" type="submit" name="save" value="<?php echo $savetext; ?>" />
    </form>
</body>
</html></blockquote><div>
Any ideas?
</div>