[+] EDITÃ˜R MODE [+]

Edit File: script.js

$(function(){

var ul = $('#upload ul');

$('#drop a').click(function(){
        // Simulate a click on the file input button
        // to show the file browser dialog
        $(this).parent().find('input').click();
    });

// Initialize the jQuery File Upload plugin
    $('#upload').fileupload({

// This element will accept file drag/drop uploading
        dropZone: $('#drop'),

// This function is called when a file is added to the queue;
        // either via the browse button, or via drag/drop:
        add: function (e, data) {

var tpl = $('<li class="working"><input type="text" value="0" data-width="48" data-height="48"'+
 ' data-fgColor="#0788a5" data-readOnly="1" data-bgColor="#3e4043" /></li>');

// Append the file name and file size
 tpl.find('p').text(data.files[0].name)
 .append('' + formatFileSize(data.files[0].size) + '');

// Add the HTML to the UL element
            data.context = tpl.appendTo(ul);

// Initialize the knob plugin
            tpl.find('input').knob();

// Listen for clicks on the cancel icon
            tpl.find('span').click(function(){

if(tpl.hasClass('working')){
                    jqXHR.abort();
                }

tpl.fadeOut(function(){
                    tpl.remove();
                });

});

// Automatically upload the file once it is added to the queue
            var jqXHR = data.submit();
        },

progress: function(e, data){

// Calculate the completion percentage of the upload
            var progress = parseInt(data.loaded / data.total * 100, 10);

// Update the hidden input field and trigger a change
            // so that the jQuery knob plugin knows to update the dial
            data.context.find('input').val(progress).change();

if(progress == 100){
                data.context.removeClass('working');
            }
        },

fail:function(e, data){
            // Something has gone wrong!
            data.context.addClass('error');
        }

});

// Prevent the default action when a file is dropped on the window
    $(document).on('drop dragover', function (e) {
        e.preventDefault();
    });

// Helper function that formats the file sizes
    function formatFileSize(bytes) {
        if (typeof bytes !== 'number') {
            return '';
        }

if (bytes >= 1000000000) {
            return (bytes / 1000000000).toFixed(2) + ' GB';
        }

if (bytes >= 1000000) {
            return (bytes / 1000000).toFixed(2) + ' MB';
        }

return (bytes / 1000).toFixed(2) + ' KB';
    }

});

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