Uploading multiple files asynchronously by blueimp jquery-fileupload

Question

I\'m using jQuery File Upload library (http://github.com/blueimp/jQuery-File-Upload), and I\'ve been stuck figuring out how to use the library satisfying the following condi

Answer 1

Solved.

Fiddle: http://jsfiddle.net/BAQtG/29/

And js code

$(document).ready(function(){
    var filesList = [],
        paramNames = [],
        elem = $("form");
    file_upload = elem.fileupload({
        formData:{extra:1},
        autoUpload: false,
        fileInput: $("input:file"),
    }).on("fileuploadadd", function(e, data){
        filesList.push(data.files[0]);
        paramNames.push(e.delegatedEvent.target.name);
    });

    $("button").click(function(e){
        e.preventDefault();
        file_upload.fileupload('send', {files:filesList, paramName: paramNames});
    })
})